Duolingo: Language Lessons vs ProMuse - AI Certificates
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$3.1M–$11M
$40–$300
Downloads / mo
2.6M–11M
70–300
Rating
★ 4.72 (5.5M)
★ 3.81 (16)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.9y ago
7mo ago
Verdict: Duolingo: Language Lessons earns more — an estimated $3.1M–$11M/mo, versus $40–$300/mo for ProMuse - AI Certificates.