Duolingo: Language Lessons vs TG-WEB対策 問題集 2027 言語・計数・英語
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–$95M
$0
Downloads / mo
3.9M–16M
60–300
Rating
★ 4.73 (5.3M)
★ 4.00 (4)
Pricing
Free + IAP
Paid
Category
Education
Education
Released
13.6y ago
1mo ago