Duolingo: Language Lessons vs IELTS Speaking Mastery
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$23M–$96M
$4–$20
Downloads / mo
3.8M–16M
9–40
Rating
★ 4.73 (5.2M)
★ 4.82 (17)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
13.6y ago
6.5y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$96M/mo, versus $4–$20/mo for IELTS Speaking Mastery.