Duolingo: Language Lessons vs Peptide Planner
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
$10–$70
Downloads / mo
3.8M–16M
8–40
Rating
★ 4.73 (5.2M)
★ 2.00 (4)
Pricing
Free + IAP
Paid $2.99
Category
Education
Education
Released
13.6y ago
1.1y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$96M/mo, versus $10–$70/mo for Peptide Planner.