
Wolfram Alpha
Computational intelligence for getting expert-level answers in math, science, finance, and more.
API
Free Quizlet alternative with AI study tools for students and teachers.

Knowt helps students and teachers study with flashcards, learn mode, matching, practice tests, and spaced repetition. It also turns lecture videos, PDFs, notes, images, PowerPoints, and live recordings into notes, flashcards, tests, and study games.
It includes study plans and exam prediction, AP, SAT, and ACT prep, AI voice tutoring, and podcast-style review from notes or flashcards. You can import from Quizlet, Wayground, Kahoot, YouTube, and other sources, and use the Chrome extension for interactive activities from websites.
The tool runs on web and mobile apps for iOS and Android. A free plan is available, with Ultra plans adding ad-free use and extra AI study features.

Computational intelligence for getting expert-level answers in math, science, finance, and more.
API

An AI note-taking and study app for students who want flashcards, quizzes, summaries, and spaced repetition in one place.
Freemium

An AI study app for turning lectures, notes, PDFs, and videos into lessons, flashcards, quizzes, and notes.
Freemium
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