education

Best AI Flashcard Generators

The best AI flashcard generators in 2026, ranked on card quality, spaced repetition, input formats and price — Knowt, NotebookLM, Anki, Quizlet Magic Notes, RemNote, Brainscape, Quizgecko, StudyFetch, Mochi and Revisely — with the medical-education evidence on what flashcards are actually worth.

Updated September 2026

Quick answer: The best AI flashcard generator for most students in September 2026 is Knowt, because it generates cards from PDFs, lecture notes and videos and gives you unlimited flashcard creation, AI generation and a spaced-repetition study mode on a free account. If your material is your own lecture slides and readings, Google’s NotebookLM (renamed Gemini Notebook in July 2026; we use the name most guides still carry) produces the most faithful cards because it only answers from the documents you upload, and its flashcards are free on every tier. If you care about retention over convenience, generate cards anywhere and study them in Anki, which is free on desktop, Android and web, costs $24.99 once on iOS, and offers the FSRS scheduler, which Anki’s own documentation says reaches the same retention with fewer reviews than its default SM-2 algorithm. The caveat that applies to every tool on this page: no AI flashcard generator is accurate enough to study from unchecked. Every tool reviewed here produced at least occasional factual or notation errors on dense technical material, and a wrong card studied on a spaced-repetition schedule is a wrong fact you will rehearse for months.

This page ranks tools that write the flashcards for you — software that takes a PDF, a set of lecture notes, a slide deck, a YouTube video or a photograph and returns a deck of question-and-answer cards. That is a narrower thing than the pages around it:

• Best AI study tools covers the whole study layer — tutors, summarisers, note processors and flashcards together. This page is the deep dive on the flashcard half of it.
• Best AI for students covers which general assistant to use and the current free student offers from the labs.
• Best AI for homework covers getting tonight’s problem set finished.
• Best AI tools for teachers covers the teacher side, including class-wide deck distribution.
• This page covers card generation and the scheduler that reviews the cards afterwards.

A flashcard generator is also not a quiz generator. Flashcards are a self-graded retrieval loop scheduled over weeks; quizzes are a graded assessment taken once. Some tools on this page produce both, and where they do we say so, but they are separate jobs with separate winners.

The state of AI flashcard generation: September 2026

Four things define the category as of today.

Generation is now free almost everywhere, and scheduling is what you pay for. In 2023 the paywall sat on the AI. In 2026 it mostly sits on volume and on the study features around the cards. Knowt gives away unlimited flashcard creation plus AI generation from notes and PDFs on its free tier. NotebookLM’s flashcards and quizzes are free on all four Google AI tiers, with the free tier limited to 100 notebooks of 50 sources each and 50 chat queries a day rather than to features. Quizlet is the exception that proves the rule: its Magic Notes generator sits behind Quizlet Plus at $7.99 a month or $35.99 a year.

Quizlet lost its AI tutor. Q-Chat, the ChatGPT-based tutor Quizlet launched in March 2023 and described as “the world’s first AI tutor built with OpenAI’s ChatGPT”, was discontinued in June 2025 and has not returned. Quizlet’s AI offer in 2026 is Magic Notes and its study games, not a tutor. Roundups still listing Q-Chat as a current Quizlet feature — including several published in 2026 — are wrong.

Anki still has no AI, and that is deliberate. Anki ships no native card generator in the desktop application. What exists is a layer of community add-ons and external generators that produce an .apkg file you import normally, which is why “generate somewhere, review in Anki” has become the standard workflow for medical and language students. Anki’s contribution to the category is the scheduler: FSRS has shipped in Anki since version 23.10 as an optional alternative to the default SM-2, and Anki’s documentation says users doing their reviews with FSRS need fewer of them for the same retention level.

Image occlusion went automatic. Hiding labels on a diagram used to be a manual drag-a-box job and was the main reason anatomy students tolerated Anki’s interface. In 2026 RemNote generates occlusions from an uploaded image on a single button press, and a cluster of smaller tools do label detection and export a native .apkg. This is the single biggest quality-of-life change in the category this year, and it is concentrated almost entirely in medical study.

Best AI flashcard generators ranked (September 2026)

Pricing note. Figures were read on 3 September 2026 from vendor pricing pages and, where a vendor page could not be reached, from multiple independent summaries that agreed. Where sources disagree we say so in the review below rather than picking one. Confirm the current rate with the vendor before subscribing — this category changes prices often.

Does any of this actually work? The evidence

Flashcards are one of the few study tools with a real evidence base, and it is worth separating what is established from what is being claimed.

Spaced repetition itself is strongly supported. The largest synthesis to date, Maye and Hurley’s systematic review and meta-analysis in The Clinical Teacher (2026), pooled 21,415 learners and found a standardised mean difference of 0.78 in favour of spaced repetition over standard study methods (95% CI 0.56 to 0.99, p < 0.0001). That is a large effect by education-research standards.

Flashcard volume tracks exam performance in a dose-response pattern. Frappa and colleagues’ systematic review in Medical Science Educator (January 2026, DOI 10.1007/s40670-026-02643-5) synthesised eleven studies of Anki use in undergraduate medical education. Three showed a consistent positive association with USMLE Step 1 performance: high-frequency users outscored minimal users by 4 to 13 points, and one study found a dose-response effect on total cards reviewed. An earlier cohort study put the relationship at roughly one additional Step 1 point per 1,700 unique cards reviewed. Five of the eleven studies tracked usage objectively from database files rather than relying on self-report, which is unusually good for this literature.

The evidence for AI-generated cards specifically is much thinner. The most-cited study is a 2025 paper in Knowledge Management & E-Learning that built a T5-based flashcard bot for a business-intelligence MOOC and reported an F1 score of 87 per cent on question generation with mean quality ratings of 4.13 out of 5. That is one system, one course, one subject, evaluated by survey. There is no independent head-to-head trial of commercial AI flashcard generators, and none of the vendors on this page has published one.

The honest reading. The retrieval-plus-spacing loop is well evidenced. Whether an AI writes the cards is unstudied. What the AI genuinely removes is the deck-building labour that historically stopped students using spaced repetition at all — which matters, because the dose-response finding says the students who review more cards score better. Generation is a distribution improvement, not a learning improvement, and anyone selling it as the latter is ahead of the evidence.

The best AI flashcard generators, reviewed

1. Knowt — best overall and best free

Price: Free tier; Premium $5 a month or $35 a year; Ultra priced by account type — see note below Generates from: PDFs, notes, lecture recordings, videos, existing Quizlet sets Study engine: Spaced-repetition study mode, practice tests

Knowt is the recommendation for most students because the things other tools charge for are free here. Unlimited flashcard creation, AI generation from notes and PDFs by its Kai assistant, study modes, practice quizzes, AI summaries and cross-device sync are all on the free account. Its Quizlet set importer removed the main switching cost for students who already had years of decks elsewhere.

Paid tiers exist — a Premium plan at $5 a month or $35 a year for learning statistics and early feature access, and an Ultra plan for unlimited Kai chat. Ultra pricing is quoted inconsistently — we found $19.99 and $24.99 a month and $119.99 and $149.99 a year across sources, with Knowt’s own plans page showing different rates for students and teachers — so check knowt.com/plans for your account type rather than trusting a roundup, including this one.

Why it wins: It is the only tool here where the free tier is the product rather than a trial, and its card quality on lecture PDFs is at least as good as the paid alternatives.

Limitations: Card quality on dense technical notation still needs checking. The free tier caps daily Kai chat, though not card generation.

Best for: Students who want AI-generated flashcards and a review engine without paying anything.

2. NotebookLM — best for turning your own material into cards

Price: Free; larger quotas through Google AI Plus, Pro and Ultra plans Generates from: Documents, slides, PDFs, web pages, YouTube videos, audio, up to 50 sources per notebook Study engine: Flashcards with persistent got-it / missed-it sorting

NotebookLM is the most accurate generator on this page for one structural reason: it answers only from the sources you upload, so it invents far less than a general chatbot working from memory. Upload your lecture slides and set readings, and its Studio panel produces flashcards, quizzes, study guides and audio overviews grounded in those documents. The flashcard decks remember your got-it and missed-it sorting between sessions, which turns a generator into a light spaced-repetition loop.

Flashcards and quizzes are free across all tiers. The free tier’s constraint is daily volume — 100 notebooks holding 50 sources each, 50 chat queries a day, three audio overviews a day — not missing features. NotebookLM was folded into Google’s AI subscription tiers at Google I/O in May 2026, so the paid ceilings now scale with a Google AI plan rather than a NotebookLM one.

Why it wins: Grounding in your own sources is the single most effective defence against wrong cards, and it costs nothing.

Limitations: No real scheduler, no export to Anki, and card quality is capped by the quality of what you upload. It will not teach beyond your sources, which is the point but is still a limit.

Best for: University students working from a fixed set of lecture materials and readings.

3. Anki — the scheduler you should study the cards in

Price: Free on Windows, macOS, Linux, Android and the web; $24.99 one-off for AnkiMobile on iOS Generates from: Nothing natively — cards come from add-ons, external generators or .apkg imports Study engine: FSRS (optional) or the default SM-2

Anki is on this list despite having no AI, because it is where the evidence lives. Every study cited in the section above measured Anki, not a generator. Its FSRS scheduler models each card’s difficulty, stability and retrievability and schedules the next review accordingly; Anki’s documentation says users need fewer reviews with FSRS than with the default SM-2 algorithm to hold the same retention level. It ships switched off — enable it in the deck options.

The practical 2026 workflow is two tools: generate cards with Knowt, Quizgecko, a chatbot or a dedicated .apkg generator, then import and review in Anki. Add-ons that call an OpenAI model from inside Anki exist, but they need manual installation and an API key, and the external-generate-then-import route is more reliable.

Why it wins: Nothing else schedules as well, it is free almost everywhere, and it is the only option here with a decade of published outcome data behind it.

Limitations: No generation, a steep interface, and the $24.99 iOS purchase that funds the whole project. You still have to do the reviews, which is where most people fail.

Best for: Medical, law and language students, and anyone studying material they need to hold for more than a term.

4. Quizlet Magic Notes — most familiar, cleanest cards

Price: Free tier; Quizlet Plus $7.99 a month or $35.99 a year Generates from: Pasted text, PDFs, photographed handwritten notes, Google Docs Study engine: Learn and Test modes, study games

Quizlet’s Magic Notes takes uploaded or photographed notes and returns flashcards, outlines, summaries and practice tests. It produces the cleanest, most consistently formatted cards of anything tested — term-and-definition pairs that look like a textbook glossary — and it is the app most students already have an account for.

The trade-off is depth and price. On dense lecture PDFs Magic Notes skews towards surface vocabulary and captures conceptual relationships less reliably than Knowt or NotebookLM. And it is the only major generator that is straightforwardly paywalled: Magic Notes requires Quizlet Plus, with the free tier limited to a small number of document uploads. Note also that Q-Chat, the AI tutor listed in most Quizlet reviews, has not existed since June 2025.

Why it wins: The lowest-friction path from a photograph of your notes to a usable deck, on an app with the largest existing library of shared sets.

Limitations: The AI is paid, the cards are shallow on hard material, and its scheduling is much weaker than Anki’s FSRS.

Best for: Secondary-school students and anyone whose class already shares Quizlet sets.

5. RemNote — best for notes, cards and image occlusion in one place

Price: Free tier; Pro from $8 a month billed annually; an AI tier is priced higher Generates from: Your own notes, PDFs, images Study engine: Spaced repetition built into the note-taking layer

RemNote merges note-taking and flashcards so that cards are created as a by-product of writing notes rather than as a separate chore. Its AI generates flashcards, quizzes and explanations from any source, and its image occlusion generates masked diagram cards with one button, which is the reason it has a following among medical and anatomy students.

Pricing is the weak point of the write-up rather than the product: sources read on 3 September 2026 give Pro at both $8 a month billed annually ($96 a year) and $10 a month billed monthly, with a separate AI-inclusive tier quoted at $18 a month. Read remnote.com/pricing before subscribing.

Why it wins: The only tool here where generating cards and writing notes are the same action, plus one-press image occlusion.

Limitations: A genuinely steep learning curve, and pricing that is hard to pin down from outside.

Best for: Students who already take structured digital notes and want cards to fall out of them.

6. Quizgecko — best export path

Price: Free tier; paid plans from around $9.99 a month; enterprise from $500 a month billed yearly Generates from: PDFs, notes, videos Study engine: Built-in spaced repetition, plus Anki export

Quizgecko matters for one feature: it exports to Anki. That makes it the cleanest bridge between AI generation and the scheduler with the evidence behind it. It also produces the widest range of question types of anything here — multiple choice, short answer, true-false and fill-in-the-blank alongside plain two-sided cards — which is useful if you want retrieval practice in more than one format.

Its published pricing is inconsistent across third-party listings, which name Basic, Plus, Premium and Enterprise tiers without agreeing on the middle two. The Enterprise figure of $500 a month billed yearly is the only one quoted consistently.

Why it wins: Question variety plus a native Anki export, which very few generators offer.

Limitations: Opaque consumer pricing and a much smaller shared-content library than Quizlet or Knowt.

Best for: Anki users who want to stop writing cards by hand.

7. Brainscape — best confidence-based review

Price: Free Basic; Pro $19.99 a month, $59.99 for six months, $95.99 a year, or $199.99 for lifetime access Generates from: Text, documents Study engine: Confidence-rated repetition — you rate how well you knew each card from one to five

Brainscape schedules on self-rated confidence rather than on a recall-prediction model. That is a weaker theoretical basis than FSRS, but it is more forgiving for subjective material where “did I get it right” is not a clean yes or no — language production, clinical reasoning, essay-subject definitions. Pro unlocks unlimited AI card generation, private decks, richer media and additional study modes.

Why it wins: The confidence scale suits material that does not have a single correct answer, and the lifetime option at $199.99 is unusual in a category that has moved almost entirely to subscriptions.

Limitations: At $19.99 a month it is among the most expensive plans here, and the free tier’s AI generation is limited.

Best for: Language learners and anyone studying material with fuzzy right answers.

8. StudyFetch — best all-in-one suite

Price: Free tier; Base $7.99 a month; Premium $11.99 a month or $99.99 a year Generates from: Uploaded class materials, video and audio, live lecture capture, handwritten notes Study engine: Flashcards, practice tests, study calendar, Spark.E tutor

StudyFetch bundles the entire study workflow around your uploaded materials: flashcards in term-and-definition, multiple-choice, fill-in-the-blank and audio formats, a Spark.E tutor, lecture-to-notes capture, an essay grader and a scheduling calendar. Card accuracy is reported as better than average for the category on general material.

Two things to check. The free tier is genuinely restrictive — reported as ten Spark.E chats, one study set and two uploads — so it is a trial rather than a usable free plan. And its pricing is quoted inconsistently: web plans at $7.99 and $11.99 a month against a US App Store listing at $19.99 a month. Subscribe on the web, not in the app, and verify the rate first.

Why it wins: The most complete single-app study workflow, if you want one subscription rather than three tools.

Limitations: Reviewers consistently report errors on equations, chemistry notation and medical terminology. Every generated card needs checking before an exam.

Best for: Students who want lecture capture, tutoring and cards in one subscription.

9. Mochi — best cheap markdown-first option

Price: Free tier limited to about 100 cards; Pro $5 a month or $40 a year Generates from: Text, markdown, PDFs Study engine: Spaced repetition with offline study

Mochi is the option for people who want their cards as plain text they control. It is markdown-native, syncs across devices on the Pro plan, studies offline, and at $40 a year is the cheapest paid plan on this page by a wide margin. Its AI generation is lighter than Knowt’s or StudyFetch’s, and the free tier’s roughly 100-card ceiling makes it a trial rather than a free plan.

Why it wins: Cheapest credible paid tier, clean markdown, and no lock-in.

Limitations: Small free tier, lighter AI, no shared-deck library to speak of.

Best for: Developers and writers who want flashcards in a format they can version-control.

10. ChatGPT, Claude and Gemini — the do-it-yourself route

Price: Free tiers on all three Generates from: Anything you paste or upload Study engine: None — export and study elsewhere

The general assistants make perfectly good flashcards if you ask precisely, and they give you something no purpose-built tool does: control over what a card asks. Ask for tab-separated front-and-back pairs and you get a file that imports into Anki directly, no add-on required. In practice the three differ in character — the OpenAI models are the most reliable at holding a strict output format, while Claude tends to produce more higher-order cards that ask why something happens rather than what it is called.

Why it wins: Free, infinitely steerable, and the output drops straight into Anki as CSV or TSV.

Limitations: No scheduler, no persistence, no batch processing of a term’s worth of PDFs, and the highest hallucination risk of anything here because nothing constrains the model to your sources.

Best for: Small, high-value decks where you care exactly how each card is worded.

Feature comparison: the full matrix

The pattern is clear enough to state plainly: the tools that generate best do not schedule best, and the tool that schedules best does not generate at all. Knowt is the only product that is competitive at both, which is why it tops the ranking despite Anki being the better review engine and NotebookLM the more accurate generator.

Best AI flashcard generator for each job

Best free AI flashcard generator

Winner: Knowt. Unlimited card creation, AI generation from PDFs and notes, study modes and practice quizzes are all on the free account, with no trial period. Nothing else gives away this much.

Best for turning lecture slides and readings into cards

Winner: NotebookLM. It generates only from the sources you upload, which cuts invented content more effectively than any prompt or setting on a general model. Free on every tier.

Best for long-term retention

Winner: Anki. It is the only review engine here with published outcome data behind it, and its optional FSRS scheduler reaches the same retention with fewer reviews than the default. Generate the cards elsewhere; review them here. See our best AI study tools page for the wider study stack.

Best for medical and anatomy study

Winner: RemNote for creation, Anki for review. RemNote’s one-press image occlusion removes the biggest manual cost in anatomy deck-building, and the systematic review evidence on flashcard volume and Step 1 performance was measured on Anki.

Best for secondary school

Winner: Quizlet. Not because it is the best generator — it is not — but because class sets are already shared there and Magic Notes handles photographed handwritten notes well. If the $35.99 a year is a problem, Knowt does the same job free and imports Quizlet sets.

Best for language learning

Winner: Brainscape. Confidence-rated review handles production vocabulary better than a binary right-or-wrong scheduler. Anki with a shared deck remains the free alternative.

Best for exporting into an existing Anki workflow

Winner: Quizgecko. Native Anki export plus the widest range of question types. A chatbot producing tab-separated pairs is the free alternative.

Best when you want one app for everything

Winner: StudyFetch. Lecture capture, tutor, cards, tests and a study calendar in one $11.99-a-month subscription — with the caveat that its cards need checking on technical material.

Pricing comparison: what you will actually pay

Genuinely free

Paid plans

The cheapest effective setup costs nothing: generate in Knowt or NotebookLM, review in Anki on desktop or Android. Adding money to that stack buys convenience, lecture capture and shared libraries — not better retention.

How to check AI-generated cards before you study them

This is the step every vendor skips and every serious user does. A wrong flashcard is worse than no flashcard, because spaced repetition is a machine for making things stick, and it does not check whether they are true first.

Spot-check ten cards per hundred. Errors cluster: if the first ten cards from a source are clean, the rest usually are. If two of ten are wrong, regenerate from a better source rather than fixing them one at a time.

Check notation before prose. Every tool tested makes more errors on equations, chemical formulae, drug names and units than on definitions. Maths, chemistry and pharmacology cards need reading; history and vocabulary cards mostly do not.

Prefer grounded generation for high-stakes material. For anything you are examined on, generate from your own uploaded sources rather than from the model’s memory. This is the single change that most reduces error rate, and it is why NotebookLM ranks second here despite having the weakest scheduler.

Delete rather than edit. A card that is subtly wrong is usually a card generated from an ambiguous passage. Deleting it costs you one card out of hundreds; keeping a patched version of it keeps the ambiguity.

Never study an unchecked deck the night before. The failure case is not that you learn nothing — it is that you confidently recall something false in the exam.

What students actually say

The recurring complaints across student forums and app reviews in 2026 are consistent and worth knowing before you commit.

The most common is error rate on technical notation, reported across every tool with AI generation — which is why “verify every card” is now standard advice in medical study communities rather than a disclaimer. The second is shallowness: generated cards skew towards definitions and away from the compare-and-contrast questions that actually test understanding, and the fix is to ask for those explicitly rather than to accept the default output. The third is switching cost, which Knowt’s Quizlet importer has largely solved and nothing else has.

The advice that comes back most often, and that matches the evidence: let the AI write the questions, but answer them yourself. The dose-response finding rewards the number of cards you review, not the number you generate.

Frequently asked questions

What is the best AI flashcard generator in 2026?

Knowt is the best AI flashcard generator for most students in September 2026, because it generates cards from PDFs, notes and videos and gives you unlimited flashcard creation, AI generation and a spaced-repetition study mode on a free account. NotebookLM is more accurate on your own lecture material because it generates only from the sources you upload, and Anki is the better place to actually review the cards. The strongest setup combines them: generate in Knowt or NotebookLM, review in Anki.

Is there a free AI flashcard generator?

Yes. Knowt gives unlimited flashcard creation and AI generation from notes and PDFs on its free tier, and NotebookLM’s flashcards and quizzes are free on every Google AI tier including the free one. ChatGPT, Claude and Gemini also generate flashcards on their free plans, though none of them schedules reviews. Quizlet is the main exception: its Magic Notes generator requires Quizlet Plus at $7.99 a month or $35.99 a year.

Can ChatGPT make Anki flashcards?

Yes. Ask ChatGPT, Claude or Gemini for tab-separated or comma-separated front-and-back pairs, save the output as a .txt or .csv file, and import it into Anki using File then Import — no add-on or extension is required on the Anki side. Chrome extensions and community add-ons exist that automate the step, but the manual route is more reliable and works with any model. The OpenAI models are the most consistent at holding a strict output format across a long list.

Does Anki have AI built in?

No. Anki ships no native AI card generator in the desktop application as of September 2026. What exists is a layer of community add-ons that call an external model, plus third-party generators that produce an .apkg file you import normally. Anki’s contribution is its scheduler: FSRS, available since version 23.10 as an alternative to the default SM-2 algorithm, which Anki’s documentation says achieves the same retention with fewer reviews.

Is Knowt better than Quizlet?

For AI flashcard generation, yes — Knowt gives away unlimited card creation and AI generation on its free tier, while Quizlet’s Magic Notes generator requires Quizlet Plus at $7.99 a month or $35.99 a year. Quizlet’s advantages are its far larger library of shared study sets, cleaner card formatting, and the fact that classmates are more likely to already be using it. Knowt imports existing Quizlet sets, which removes most of the cost of switching.

Are AI-generated flashcards accurate?

Not reliably enough to study unchecked. Every tool tested produces occasional factual and notation errors, concentrated in equations, chemical formulae, drug names and units. The one published evaluation of an automatic flashcard generator, a 2025 study in Knowledge Management & E-Learning, reported an F1 score of 87 per cent on a single business-intelligence course — good, but not the same as a commercial tool on your material. Spot-check about ten cards in every hundred, and generate from your own uploaded sources rather than from the model’s general knowledge whenever the exam matters.

Do flashcards actually improve exam results?

The evidence for spaced repetition is strong. A 2026 systematic review and meta-analysis in The Clinical Teacher pooled 21,415 learners and found a standardised mean difference of 0.78 in favour of spaced repetition over standard study methods. A separate 2026 systematic review in Medical Science Educator found that high-frequency Anki users outscored minimal users by 4 to 13 points on USMLE Step 1, with a dose-response relationship of roughly one additional point per 1,700 unique cards reviewed. What is not established is whether cards written by an AI work as well as cards written by a student — no independent trial has tested that.

Which AI flashcard generator is best for medical school?

Use RemNote or a dedicated image-occlusion generator to create the cards, and Anki to review them. RemNote generates masked diagram cards from an uploaded image on a single button press, which removes the largest manual cost in anatomy deck-building, and Anki is the tool every published study of flashcard use in medical education actually measured. Check every generated card on pharmacology and biochemistry before studying it, because notation errors are the most common failure mode.

What is the difference between an AI flashcard generator and an AI quiz generator?

A flashcard generator produces two-sided cards for self-graded retrieval practice, scheduled by an algorithm over weeks or months to fight forgetting. A quiz generator produces a graded assessment — usually multiple choice — taken once to measure what you know at a point in time. Flashcards are for building memory; quizzes are for testing it. Some tools, including Knowt, Quizgecko and StudyFetch, do both, but they are separate jobs and the best tool for one is rarely the best for the other.

Can teachers use AI flashcard generators for their classes?

Yes. Knowt and Quizlet both support teacher accounts and class-wide deck distribution, and Knowt publishes separate school and teacher pricing. The practical caution is the same as for students: generated cards need reviewing before they are distributed, because an error in a shared class deck gets rehearsed by every student in the room. See our best AI tools for teachers page for the wider teaching stack.

Conclusion: how to choose in September 2026

Start free and combine two tools. Knowt generates the cards and gives you a study mode at no cost; NotebookLM generates more accurately when the material is your own lecture slides and readings; Anki reviews whatever you generate on the only scheduler with published outcome data behind it. That stack costs nothing on desktop and Android, and $24.99 once if you study on an iPhone.

Pay only for a specific missing piece. Quizlet Plus at $35.99 a year if your class already shares sets there. RemNote if you want image occlusion and note-taking in one place. StudyFetch at $11.99 a month if you want lecture capture and a tutor in the same subscription. Brainscape if you are learning a language and want confidence-rated review.

And check the cards. The generation is free now; the accuracy still is not.