Anki vs Quizlet vs Sticky: Which Flashcard App Wins in 2026?

Anki and Quizlet are the two most-used flashcard apps in the world. Anki is the open-source, scientifically rigorous tool that medical students swear by. Quizlet is the polished consumer platform that almost every high school and college student has touched at some point. They sit at opposite ends of the same spectrum, which is why people compare them so often.

Sticky is a newer entry that takes a third position. It is built on the same spaced repetition algorithm as Anki, but it adds AI card creation and a clean mobile interface that makes the science accessible without the setup work.

This is a three-way breakdown of how the apps compare on the things students actually care about: spaced repetition, card creation, pricing, study modes, and platform support. No rankings to sell, no affiliate links.

Quick Verdict: Which One Should You Pick?

Choose Anki if you want maximum control, free open-source software (with a $24.99 iOS one-time cost), a massive library of community-built decks for medical school and language learning, and you are willing to invest the time to learn a complex interface.

Choose Quizlet if you want the largest library of pre-made flashcard sets (over 500 million), multiple study modes like Match and Test, and a web-based platform you can use on any device including school Chromebooks.

Choose Sticky if you want true spaced repetition without the Anki learning curve, AI card creation from photos of your own notes, and a clean mobile-first iOS experience with no ads on any tier.

What Is Anki?

Anki is a free, open-source flashcard application built around spaced repetition. Created by Damien Elmes in 2006, it has become the most widely used SRS tool in the world, particularly in medical education where over 86 percent of American medical students report using it.

The core experience is creating or downloading flashcard decks, then reviewing them on a schedule determined by Anki's spaced repetition algorithm. It supports multiple card types including basic, cloze deletion, and image occlusion. Its real power comes from deep customisation: card templates can be styled with HTML and CSS, dozens of scheduling parameters can be tuned, and nearly 2,000 community add-ons extend functionality.

Anki is free on desktop (Windows, Mac, Linux) and Android. The iOS app, AnkiMobile, costs $24.99 as a one-time purchase. All platforms sync through AnkiWeb, which is also free.

What Is Quizlet?

Quizlet is a web and mobile study platform built around user-created flashcard sets. Founded in 2005, it has grown into one of the largest education platforms in the world, with over 500 million flashcard sets created by its community.

The core experience is browsing or creating flashcard sets, then studying them through various modes: Flashcards (basic flip), Learn (adaptive questions), Test (practice exams), and Match (a speed-matching game). Quizlet also offers Magic Notes, an AI feature that generates study materials from uploaded documents.

Quizlet runs on a freemium model. Basic flashcard creation and browsing are free, but full Learn mode, offline study, an ad-free experience, and unlimited AI tools require Quizlet Plus at $35.99 per year.

What Is Sticky?

Sticky is an iOS flashcard app designed around two ideas: AI-powered card creation and spaced repetition scheduling.

Instead of typing flashcards manually or searching a library, you take a photo of your notes, textbook, or whiteboard and Sticky's AI generates a full deck in seconds. You can also paste text directly using the Note to Card feature, or import a CSV. The goal is to eliminate the hours of manual card creation that keep many students from using spaced repetition at all.

Once cards are created, Sticky's SM-2 spaced repetition algorithm schedules your reviews automatically. It tracks performance on every card individually and shows you each card right before you would forget it, building durable long-term memory.

Anki vs Quizlet vs Sticky: Feature Comparison Table

Here is how the three apps compare across the features that matter most for studying.

Spaced Repetition: Anki vs Quizlet vs Sticky

Spaced repetition is the study technique with the strongest evidence base in cognitive science. The three apps approach it very differently.

Anki has the deepest implementation. It uses the SM-2 algorithm by default, with an optional newer algorithm called FSRS (Free Spaced Repetition Scheduler) that uses machine learning to personalise review intervals. Users report FSRS reduces daily review count by 20 to 30 percent compared to SM-2. You can also tune dozens of parameters: learning steps, graduating intervals, ease factors, and more. For users who want to optimise their study system, no other app comes close.

Quizlet's Learn mode uses an adaptive algorithm that incorporates spaced repetition principles. It varies question types and adjusts difficulty based on your responses, and importantly it asks for your test date and optimises the schedule around that deadline. This makes it effective for short-term exam prep. However, full Learn mode requires Quizlet Plus, and the algorithm is not a dedicated SRS like SM-2.

Sticky uses SM-2 with sensible defaults. When you rate a card Easy, Medium, or Hard during review, the algorithm calculates the optimal next review date. You do not need to understand ease factors or configure learning steps. Same science as Anki, zero setup.

Bottom line: if you want a deadline-aware algorithm for one specific exam, Quizlet Learn is built for that. If you want true long-term retention (medical school, languages, professional certs), both Anki and Sticky run the same proven SM-2 system. Anki gives you more knobs to turn. Sticky gives you the result without the configuration.

Card Creation: Anki vs Quizlet vs Sticky

This is where the three apps differ most in daily use.

Anki's card creation is manual and powerful. You choose a note type, fill in fields, and optionally format cards with HTML and CSS. Power users build elaborate templates with colour-coded cloze deletions, embedded audio, and conditional formatting. The quality ceiling is high, but so is the time investment. Creating a deck of 100 well-formatted cards can take hours. Many Anki users skip this step entirely by downloading community decks like AnKing for medical school or pre-made frequency decks for languages.

Quizlet's traditional workflow is manual typing too: term on one side, definition on the other. You can import from spreadsheets or browse the 500-million-set community library to skip card creation entirely. Magic Notes (Quizlet's AI) generates cards from uploaded documents, though free-tier AI generation is limited.

Sticky's approach starts with AI. The primary card creation method is taking a photo of your study material and letting the AI extract key concepts and generate question-answer pairs. No typing, no template configuration, no HTML. A chapter of notes becomes a study deck in seconds. You can also paste text or import a CSV.

The trade-off is real. Anki's manual process produces highly polished cards, and the community library is unmatched for medical school. Quizlet's library wins for finding a deck someone has already made for your specific course. Sticky wins when you want to study your own material without spending an evening typing. Research on effective flashcard design suggests that engagement with the material during card creation itself aids learning, which is one reason why turning your own notes into cards (manually or with AI) often beats relying entirely on pre-made decks.

Pricing: Anki vs Quizlet vs Sticky

Each app uses a different pricing model.

Anki is free and open-source on desktop (Windows, Mac, Linux) and Android. AnkiWeb for browser-based review is also free. The iOS app, AnkiMobile, costs $24.99 as a one-time purchase with no subscription and no in-app purchases. Over five years, AnkiMobile averages $5 per year for iOS users, and zero on every other platform.

Quizlet operates on a freemium model. The free tier includes basic flashcard creation, community set browsing, and ads. Quizlet Plus at $35.99 per year (or $7.99 per month) unlocks full Learn mode, Test mode, offline study, ad removal, and unlimited Magic Notes AI generation.

Sticky is free to download with core features (including AI card creation and SM-2 spaced repetition) included. There are no ads on any tier. Premium features unlock additional capabilities for users who want them.

For pure cost over time: Anki is cheapest on desktop and Android (free forever). On iOS, Anki's one-time $24.99 beats Quizlet Plus after about eight months. Sticky's free tier is the most generous for AI card creation, since AI generation is a $35.99-per-year premium feature on Quizlet.

Study Modes: Anki vs Quizlet vs Sticky

Quizlet offers the most variety. Flashcards mode is basic card flipping. Learn is the adaptive question mode. Test generates practice exams with multiple-choice, true/false, and written questions. Match turns your cards into a speed game. If you find variety keeps you motivated, no other flashcard app offers more ways to engage with your cards.

Anki is the opposite. It has one mode: the reviewer. Flip a card, rate your recall, move to the next. Some users add gamified add-ons, but the default experience is intentionally minimal. The argument is that variety is a distraction from the most evidence-backed method, which is active recall through spaced retrieval.

Sticky takes a middle path. The core study loop is spaced repetition review, optimised for retention. A Quiz mode adds a different question format when you want a change of pace. The focus stays on active recall, but with two interaction styles rather than one or four.

Platforms and Devices: Anki vs Quizlet vs Sticky

Anki has the broadest platform coverage: Windows, Mac, and Linux desktop apps, Android (free), iOS ($24.99), and AnkiWeb for any browser. Sync is included. If you need to study on a school Chromebook, your laptop, and your phone, Anki covers all of them.

Quizlet runs on the web (works on Chromebooks, school computers, any browser), iOS, and Android. The web app is full-featured, which is a real advantage in environments where you cannot install apps.

Sticky is currently iOS only. If you study primarily on an iPhone or iPad, this is the most polished mobile experience of the three. If you need to study on Android, Windows, or a school computer, Sticky is not yet the right choice.

Who Should Use Anki

Anki is a strong choice if:

• You are in medical school or a content-heavy professional program. AnKing and similar community decks cover entire curricula, and the medical-Anki community is unmatched.
• You want maximum control. Configuring templates, tweaking algorithm parameters, and building a personalised workflow are core to the Anki experience.
• You want FSRS. If you want a modern ML-based spaced repetition algorithm that adapts to your individual memory patterns, Anki is currently the only place to get it.
• You study on desktop. Anki's desktop app is its strongest platform, with full add-on support and the best card-creation experience.
• You value open-source. Your data stays local, the code is open, and there is no risk of a company changing pricing or shutting down.

Who Should Use Quizlet

Quizlet is a strong choice if:

• You want pre-made content. With over 500 million community sets, there is almost certainly a deck for your exact textbook, course, or topic.
• You need a web-based study tool. Quizlet works in any browser, which matters on Chromebooks, library computers, and locked-down school devices.
• You like variety in study modes. Match, Test, and Learn offer different ways to engage with your material and can reduce study fatigue.
• You are preparing for one specific exam. Quizlet Learn's deadline-aware algorithm is built for test prep, and the community library probably has sets for your course already.

Who Should Use Sticky

Sticky is a strong choice if:

• You want to study your own material efficiently. Lecture notes, textbook pages, and handwritten notes turn into flashcards in seconds with AI. See decks for AP Biology, SAT Math, and Spanish vocabulary for examples of the format.
• You want spaced repetition without the Anki learning curve. Same SM-2 algorithm, zero configuration.
• You need long-term retention without configuring anything. The algorithm handles scheduling for material you need to remember months from now.
• You prefer a clean, ad-free mobile experience. No ads on any tier, no gamified social features, no add-on management.
• You study on iOS. Sticky is built mobile-first around the camera-to-card workflow.

Which Flashcard App Wins in 2026?

There is no single winner because the three apps are built for different things.

Anki wins for power users, medical students, and anyone who values open-source and total control. It is the most scientifically rigorous and the most extensible. The trade-off is a steep learning curve and a desktop-first interface that many describe as dated.

Quizlet wins for students who want pre-made content, multiple study modes, and a web-based tool that works on any device. The trade-off is that core features sit behind a $35.99-per-year paywall, and the spaced repetition is shallower than Anki's or Sticky's.

Sticky wins for students who want true spaced repetition without the Anki setup cost, and who study primarily on iOS. The trade-off is platform coverage: iOS only, no web app yet.

Many students use two or all three together: Anki for high-volume long-term decks, Quizlet for grabbing a community set for a quick quiz, and Sticky for turning lecture notes into flashcards in 30 seconds. The right answer depends on how you actually study. Explore our other study guides and learning science articles for more on what makes flashcards work and how to use them well.