Duolingo: Language Lessons vs SkySafari 7 Plus
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$12M–$40M
$500–$10k
Downloads / mo
6.6M–27M
80–400
Rating
★ 4.73 (48M)
★ 4.45 (696)
Pricing
Free + IAP
Paid $19.99
Category
Education
Education
Released
13.2y ago
4.1y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $12M–$40M/mo, versus $500–$10k/mo for SkySafari 7 Plus.