Quizlet - Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.

BYJU’S - BYJU’S is one of leading India’s learning platforms that allows you to personalize your learning journey in no time.

Anki - Anki is a program which makes remembering things easy. Because it's a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.

Unacademy - India's Largest Learning Platform

Brainscape - Find, create, and study SMART FLASHCARDS on any device. DOUBLE your learning speed using the most effective study system on the planet. Keep all your content in sync across Brainscape's website and your Android devices.

Scaler - One of its kind platform that provides the highest upskilling technology education. Best fit for software professionals looking to scale up.