Period Calendar Period Tracker vs ZAR
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$2.7M–$11M
$0
Downloads / mo
1.0M–4.1M
300–1k
Rating
★ 4.89 (4.9M)
★ 4.51 (—)
Pricing
Free + IAP
Free
Category
Health & Fitness
Health & Fitness
Released
14.3y ago
6.8y ago