맞추다 -자격증 CBT기출 전기 소방 건축 산업안전기사 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
$7–$30
$23M–$95M
Downloads / mo
5–20
4.1M–17M
Rating
★ 4.67 (3)
★ 4.73 (5.2M)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
4.6y ago
13.6y ago
Verdict: Duolingo: Language Lessons earns more — an estimated $23M–$95M/mo, versus $7–$30/mo for 맞추다 -자격증 CBT기출 전기 소방 건축 산업안전기사.