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Duolingo vs Brilliant

Side-by-side comparison of two indie startups from the Startup Spotlight directory.

Option A
Duolingo

Duolingo

Education

Learn a language for free.

Duolingo is the world's most popular language-learning app, with gamified lessons in 40+ languages and 500M+ learners.

Founder
Luis von Ahn
Founded
2011
Team
500+
Listing
Free (nofollow)
Listed
May 2026
View Duolingo →
Option B
Brilliant

Brilliant

Education

Get smarter every day.

Brilliant offers bite-sized interactive lessons in math, science, computer science, and AI — built for active learning.

Founder
Sue Khim
Founded
2012
Team
51-200
Listing
Free (nofollow)
Listed
May 2026
View Brilliant →

See more alternatives

Duolingo alternatives →Brilliant alternatives →