Duolingo: Language Lessons vs Star Rover - Stargazing Guide
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$9.6M–$32M
$100–$3k
Downloads / mo
2.5M–11M
200–900
Rating
★ 4.72 (5.4M)
★ 4.74 (411)
Pricing
Free + IAP
Paid $1.99
Category
Education
Education
Released
13.7y ago
16.0y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $9.6M–$32M/mo, versus $100–$3k/mo for Star Rover - Stargazing Guide.