ASL Otty: Língua de Sinais vs Duolingo: Language Lessons
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$100–$500
$23M–$96M
Downloads / mo
100–700
3.4M–14M
Rating
★ 5.00 (4)
★ 4.73 (5.2M)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
8mo ago
13.6y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$96M/mo, versus $100–$500/mo for ASL Otty: Língua de Sinais.