Duolingo: Language Lessons vs GCD and LCM
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–$95M
$4–$20
Downloads / mo
3.9M–16M
1–4
Rating
★ 4.73 (5.3M)
★ 2.00 (2)
Pricing
Free + IAP
Paid $5.99
Category
Education
Education
Released
13.6y ago
13.3y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $4–$20/mo for GCD and LCM.