Duolingo: Language Lessons vs World Factbook 2024 Pro
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$24M–$98M
$20–$200
Downloads / mo
4.3M–18M
10–80
Rating
★ 4.73 (46M)
★ 4.95 (96)
Pricing
Free + IAP
Paid $1.99
Category
Education
Education
Released
13.1y ago
10.5y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $24M–$98M/mo, versus $20–$200/mo for World Factbook 2024 Pro.