Duolingo: Language Lessons vs STMath
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$5.1M–$21M
$10–$60
Downloads / mo
3.4M–14M
70–400
Rating
★ 4.73 (5.3M)
★ 4.45 (117)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.6y ago
3.2y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $5.1M–$21M/mo, versus $10–$60/mo for STMath.