Choosing a flashcard app shouldn't take longer than actually studying. This is a straightforward comparison of three popular options — Anki, Quizlet, and FlashPrep — with a focus on what matters for standardized test preparation.
Quick Overview
| Feature | Anki | Quizlet | FlashPrep |
|---|---|---|---|
| AI card generation | ✗ | ✗ | ✓ |
| PDF upload | ✗ | ✗ | ✓ |
| Spaced repetition (SM-2) | ✓ | ✗ | ✓ |
| Quiz modes | Limited | ✓ | ✓ |
| Cloze deletion | ✓ | ✗ | ✓ |
| Free tier | Free (desktop) | Limited | ✓ |
| Setup complexity | High | Low | Low |
Anki: Powerful but Complex
Anki is the gold standard for spaced repetition. It uses the SM-2 algorithm[1], supports cloze deletion, and is deeply customizable with add-ons. Medical students and language learners swear by it.
The trade-off: Anki has a steep learning curve. Creating cards is entirely manual — you type every card yourself. There are no quiz modes (beyond basic card flipping), no AI, and no PDF import. The desktop app is free, but AnkiMobile (iOS) costs $24.99.
Best for: Power users who want maximum control and don't mind the setup time. If you already have Anki decks, FlashPrep lets you export directly to .apkg format.
Quizlet: Easy but No Spaced Repetition
Quizlet is the most popular flashcard platform, with a massive library of user-created sets. It's easy to use, has solid quiz modes (Learn, Match, Test), and works well on mobile.
The trade-off: Quizlet does not implement spaced repetition. Cards are reviewed in a fixed sequence, not scheduled based on your memory. Research consistently shows that spaced, retrieval-based practice produces superior retention compared to non-spaced review.[2] Quizlet also paywalled key features in recent years — their free tier is increasingly limited.
Best for: Casual study and access to a large community library. Less effective for long-term retention or exam preparation.
FlashPrep: AI Generation + Spaced Repetition + Quiz Modes
FlashPrep combines what works from both Anki and Quizlet: spaced repetition (SM-2) for long-term retention, quiz modes for active recall, and cloze deletion for contextual learning. What it adds is AI-powered card generation — paste a passage or upload a PDF, and get up to 20 exam-ready cards in seconds.
The trade-off: FlashPrep is newer, so the community library is smaller than Quizlet's. It's also not as infinitely customizable as Anki. But for the core use case — generate cards fast, study with proven methods, export if needed — it covers the workflow end to end.
Best for: Students preparing for IELTS, TOEFL, or GRE who want to turn study materials into flashcards quickly and study with evidence-backed methods.
The Bottom Line
- Use Anki if you're a power user who wants maximum control and you don't mind creating cards manually.
- Use Quizlet if you want quick access to pre-made decks and don't need spaced repetition.
- Use FlashPrep if you want to generate cards from your own study material with AI, study with spaced repetition, and quiz yourself — without the setup complexity of Anki.
They're not mutually exclusive. FlashPrep exports to Anki, so you can generate cards in FlashPrep and review in Anki if you prefer. Use whatever combination gets you to exam day prepared.
References
- Wozniak, P. A., & Gorzelanczyk, E. J. (1994). Optimization of repetition spacing in the practice of learning. Acta Neurobiologiae Experimentalis, 54, 59–62. [Link]
- Karpicke, J. D., & Roediger, H. L. (2008). The critical importance of retrieval for learning. Science, 319(5865), 966–968. doi:10.1126/science.1152408
Put This Into Practice
Generate AI flashcards from any text or PDF and study with spaced repetition. Free to start.
Start Studying Free