30 Day Fitness Challenge Pro 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
$20–$400
$1.0M–$5.4M
Downloads / mo
20–80
640k–2.6M
Rating
★ 4.63 (3k)
★ 4.88 (4.9M)
Pricing
Paid $2.99
Free + IAP
Category
Health & Fitness
Health & Fitness
Released
10.1y ago
14.4y ago
Verdict: Period Calendar Period Tracker earns more — an estimated $1.0M–$5.4M/mo, versus $20–$400/mo for 30 Day Fitness Challenge Pro.