Education & Reference

In this category are tools to study and learn a language, dictionaries and translation services, mathematics tools (such as calculators and equation editors), astronomy (sky maps, for example), and any other matter you are interested in. Moreover, this section also contains references where you can find answers to your questions, including encyclopedic and tutorial websites.

Most popular appsView all

AlternativeTo

AlternativeTo is a website which lists alternatives to web-based software, desktop computer software, and mobile apps.

Free • 98 alternatives • 2719 likes

Wikipedia

Wikipedia is a free, multilingual encyclopedia project supported by the non-profit Wikimedia Foundation. Wikipedia has 17 million articles (3.

Free • 55 alternatives • 1448 likes

Anki

Content-agnostic flash card software that supports audio, images, and videos via LaTeX.

Free • 152 alternatives • 444 likes

Google Translate

Google Translate is a free online translation service that can instantly translate text and web pages between over 50 languages.

Free • 116 alternatives • 641 likes

Stack Overflow

If you are a developer you know what Stack Overflow is. The biggest and best Q&A site for developers on the web.

Free Personal • 39 alternatives • 432 likes

SpeedCrunch

SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list of features, including: Unlimited Variables,

Free • 87 alternatives • 244 likes

Duolingo

Learn languages by playing a game. It's 100% free, fun, and scientifically proven to work.

Freemium • 185 alternatives • 299 likes

Khan Academy

Khan Academy is not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere.

Free • 130 alternatives • 280 likes

DeepL Translator

The world’s best online translator for you and your team.

Freemium • 44 alternatives • 87 likes