HRV4Training vs Period Calendar Period Tracker
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$600–$11k
$620k–$3.4M
Downloads / mo
100–700
390k–1.6M
Rating
★ 3.15 (1k)
★ 4.89 (4.9M)
Pricing
Paid $11.99
Free + IAP
Category
Health & Fitness
Health & Fitness
Released
9.5y ago
14.6y ago
Verdict: Period Calendar Period Tracker earns more — an estimated $620k–$3.4M/mo, versus $600–$11k/mo for HRV4Training.