Brilliant

In-app purchases
4.5
94.8K reviews
50L+
Downloads
Content rating
Everyone
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About this app

**Featured in The Atlantic, The New York Times, NPR, and more.**
Master concepts by solving fun, challenging problems. We’ll help you learn real math and science through conceptual quizzes that are both entertaining and educational.

With free Problems of the Week, you can solve and discuss fascinating problems with members around the world. If you enjoy these problems, then it’s time to subscribe. Once you do, you’ll have access to courses with hundreds of guided exercises on everything from logical reasoning to artificial neural networks.

Brilliant is designed for:
Student enrichment: Feed your hunger to learn
Recreational learning for adults: Hundreds of interesting topics to choose from
Professional development: Keep your problem solving on the cutting edge

All you need to do is download the app and sign up. Then settle into a weekly habit of oddly addictive, bite-sized learning.

Brilliant requires Android version 4.1+. Send feedback to android@brilliant.org.

VISIT US: https://brilliant.org
LIKE US: https://facebook.com/brilliantorg
FOLLOW US: https://twitter.com/brilliantorg
Updated on
27 Jun 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info and Financial info
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.5
90.2K reviews
Dakota Leitow
7 May 2025
This app really makes learning fun! I picked it up mainly to relearn all the algebra I forgot in highschool so I could in turn learn more interesting subjects. the methods are very engaging and I feel like I'm learning more quickly than I did back in school and I'm having an easier time grasping the concepts. I've branched out into other topics the app covers and I'm having just as much fun with them too 😁
105 people found this review helpful
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Brilliant.org
8 May 2025
We love hearing that Brilliant is making learning fun and engaging for you! 🎉 It’s so rewarding to know that you’re not only refreshing your Algebra skills but also exploring new topics and enjoying the journey. Keep up the great work — we’re excited to keep learning with you!
Kelly Hood
26 January 2025
so far I believe the courses are quick but thorough and I was able to freshen up on subjects quickly. Issues with an area in puzzles about "lying" with robots and lights - I had the right answer for 3 problems but when I checked answer it said incorrect but showed unanswered problem...but then the explanation proved me right so after 3X I stopped. I didn't have a problem anywhere else so far ..I don't know if that was just random glitch or if there is something that needs your attention.
202 people found this review helpful
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Cait G
24 June 2025
This is such a great app. Very in-depth content, course material and select topics. I wish there were a way to get another key or two each day, like maybe watching an ad for a reward of one key, along with the two given everyday for those who do not have a paid pro subscription. Very interesting material, and can be challenging at times, although it has very in depth explanations and walk through descriptors of the content at hand so you actually learn the material relatively well. Great app!
1 person found this review helpful
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Brilliant.org
26 June 2025
Thanks for the thoughtful review! We’re thrilled you're enjoying the depth and clarity of the content. We appreciate the suggestion about earning extra keys—while we don’t offer that now, we’ll share your idea with the team. Keep learning and stay curious!

What's new

The best way to learn math and computer science, now even better. Inside:
• Bug fixes and performance updates to help you learn on the go