常春藤核心英文字彙, 正體中文版 vs Duolingo: Language Lessons
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$10–$60
$24M–$98M
Downloads / mo
5–30
3.5M–15M
Rating
★ 4.61 (0)
★ 4.72 (46M)
Pricing
Paid $3.99
Free + IAP
Category
Education
Education
Released
10.1y ago
13.1y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $24M–$98M/mo, versus $10–$60/mo for 常春藤核心英文字彙, 正體中文版.