eco検定®秒トレ：忘却曲線で覚えるエコ検定® vs Linguza: AI English Tutor
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$40–$300
$500k–$2.7M
Downloads / mo
100–600
1.4M–6.0M
Rating
★ 4.48 (—)
★ 3.51 (2k)
Pricing
Free + IAP
Free + IAP
Category
Education
Education
Released
1.5y ago
2mo ago
Verdict: Linguza: AI English Tutor earns more — an estimated $500k–$2.7M/mo, versus $40–$300/mo for eco検定®秒トレ：忘却曲線で覚えるエコ検定®.