ケータイ行政書士 2026 法令科目 〔資格試験対策アプリ〕 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
$30–$200
$24M–$98M
Downloads / mo
6–30
3.5M–15M
Rating
—
★ 4.72 (46M)
Pricing
Paid $7.99
Free + IAP
Category
Education
Education
Released
8mo ago
13.1y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $24M–$98M/mo, versus $30–$200/mo for ケータイ行政書士 2026 法令科目 〔資格試験対策アプリ〕.