FlyMail: AI Email Generator vs Joist Invoice & Estimate App
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–$200
$19M–$77M
Downloads / mo
50–300
33k–140k
Rating
★ 0.00 (—)
★ 4.62 (13k)
Pricing
Free + IAP
Free + IAP
Category
Business
Business
Released
2.6y ago
12.2y ago
Verdict: Joist Invoice & Estimate App earns more — an estimated $19M–$77M/mo, versus $40–$200/mo for FlyMail: AI Email Generator.