Brilliant vs Duolingo Super
Duolingo Super lists at $12.99/mo and Brilliant at $30/mo, so Duolingo Super costs $204.12 less a year at listed prices. Below: prices, free plans, whether AI can replace each one, and the free alternatives.
01Side by side
| Brilliant | Duolingo Super | |
|---|---|---|
| Listed price | $30/mo | $12.99/mo |
| Per year | $360 | $155.88 |
| Plan compared | Premium Individual | Super |
| Billing | monthly per user | monthly |
| Free plan | Yes: Free. First 2 levels of every course; up to 2 lessons/day; sequential progress; occasional ads | None listed |
| Can AI replace it? | Nah | Nah |
| Build time with AI | closest consolation build: one sitting | closest consolation build: one sitting |
| Free alternatives listed | 5 | 4 |
| Prices checked | Aug 12, 2026 | Jul 31, 2026 |
Each column uses the plan that app's page lists. Plans include different things, so read both pricing pages before you switch.
02The short version
Brilliant NahA consolation build is possible, but the paid product's decisive value sits outside a solo rebuild. For Brilliant, build interactive practice around user-authored math and science lessons. The hard boundary is expert curriculum, interactive problem library, pedagogy, apps, and content rights, plus content, pedagogy, and network.
Leaving means giving up: expert curriculum, interactive problem library, pedagogy, apps, and content rights, licensed course catalog, expert curriculum and human feedback.
Free options: eXeLearning, Oppia and Lumi.
Full Brilliant verdict →
All free alternatives to Brilliant →
Duolingo Super NahA consolation build is possible, but the paid product's decisive value sits outside a solo rebuild. For Duolingo Super, build a small user-authored language practice deck with spaced repetition and pronunciation recording. The hard boundary is massive curriculum, adaptive models, content, social loops, mobile polish, and brand, plus content, pedagogy, and network.
Leaving means giving up: massive curriculum, adaptive models, content, social loops, mobile polish, and brand, licensed course catalog, expert curriculum and human feedback.
Free options: Anki, AnkiDroid and FreeLingo.
Full Duolingo Super verdict →
All free alternatives to Duolingo Super →
03Free alternatives to both
Hosts authored activities, quizzes and progress, although the actual interactive pedagogy still has to come from you.
moodle.org →04Questions
Is Brilliant cheaper than Duolingo Super?
Duolingo Super lists at $12.99/mo and Brilliant at $30/mo, so Duolingo Super costs $204.12 less a year at listed prices. The plans compared are Brilliant Premium Individual and Duolingo Super Super; they don't include the same things, so check both pricing pages.
Can AI replace Brilliant or Duolingo Super?
Brilliant: Nah. A consolation build is possible, but the paid product's decisive value sits outside a solo rebuild. For Brilliant, build interactive practice around user-authored math and science lessons. The hard boundary is expert curriculum, interactive problem library, pedagogy, apps, and content rights, plus content, pedagogy, and network. Duolingo Super: Nah. A consolation build is possible, but the paid product's decisive value sits outside a solo rebuild. For Duolingo Super, build a small user-authored language practice deck with spaced repetition and pronunciation recording. The hard boundary is massive curriculum, adaptive models, content, social loops, mobile polish, and brand, plus content, pedagogy, and network.
Are there free alternatives to Brilliant and Duolingo Super?
Yes. Moodle is listed as a free alternative to both.
Prices change; confirm on the vendor's site before you decide.
Get new verdicts in your inbox.
One short email when new verdicts land: what AI can now do for you, and what it still gets wrong. No spam. Unsubscribe anytime.