Quizlet

Quizlet, founded in 2005 and based in San Francisco, is one of the best-known study platforms for students and teachers. It began with digital flashcards and now turns any study material, whether recorded, written or typed, into study guides, flashcards, practice tests and games. Teachers can use it for free and assign activities through Google Classroom.

Quizlet added several AI features in 2026. In February it introduced tools that explain study material and then generate practice materials from it. In March it launched as an app inside ChatGPT, where users can create flashcard sets. In August it released Audio Recording, which turns live lectures into study guides and flashcards, Podcasts, which convert notes, sets and study guides into conversational audio, and a spaced repetition system with retention insights that brings back the terms you need to review.

Core study modes include Learn, which adapts questions to what you know, practice tests built from your own material, games for quick review, and Expert Solutions with step-by-step, expert-written answers for textbook problems. Study sessions can be done alone or with friends, and the mobile apps make short reviews easy on the go.

Quizlet has a free plan and two paid tiers. Quizlet Plus includes 3 practice tests, 3 Q&A or textbook solutions and 20 rounds of Learn questions per month, with ad-free studying. Quizlet Plus Unlimited removes those caps, with complete access to practice tests, millions of textbook solutions and unlimited Learn rounds. Pricing is shown per country and billed monthly or annually, with annual plans costing less per month than monthly billing; annual plans come with a 7-day free trial and renew automatically, while monthly plans have no trial. Schools and businesses can get group pricing.

The free plan is limited on the AI-driven and test features that make Quizlet most useful before exams, and even Plus caps practice tests and Learn rounds each month. Expert textbook solutions cover English-language textbooks only. Annual subscriptions auto-renew unless cancelled before the renewal date.

Quizlet suits high school and university students who learn by active recall and want flashcards and practice tests built from their own notes and lectures, as well as teachers looking for low-prep classroom activities. Learners who mainly want an AI tutor to explain concepts might also try Khanmigo or NotebookLM.