秘書検定3級の王様‐資格試験受験対策の問題集&勉強アプリ 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
$1–$3
$23M–$95M
Downloads / mo
1–5
3.9M–16M
Rating
★ 5.00 (1)
★ 4.73 (5.3M)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
1.7y ago
13.6y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $1–$3/mo for 秘書検定3級の王様‐資格試験受験対策の問題集&勉強アプリ.