Duolingo: Language Lessons vs Stoala 스톨라 - 나만의 동화책
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$10M–$35M
$0
Downloads / mo
2.6M–11M
10–70
Rating
★ 4.73 (5.3M)
★ 5.00 (16)
Pricing
Free + IAP
Free
Category
Education
Education
Released
13.7y ago
2.0y ago