Mosby's Drug Reference vs Period Tracker and Calendar
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$2k–$8k
$1.5M–$6.2M
Downloads / mo
3k–14k
510k–2.1M
Rating
★ 3.30 (27)
★ 4.87 (551k)
Pricing
Free + IAP
Free + IAP
Category
Medical
Medical
Released
11.0y ago
10.8y ago
Verdict: Period Tracker and Calendar earns more — an estimated $1.5M–$6.2M/mo, versus $2k–$8k/mo for Mosby's Drug Reference.