Antistress trivia - Zen Quiz 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
$16k–$88k
$620k–$3.4M
Downloads / mo
10k–42k
390k–1.6M
Rating
★ 4.67 (37k)
★ 4.89 (4.9M)
Pricing
Free + IAP
Free + IAP
Category
Health & Fitness
Health & Fitness
Released
2.7y ago
14.5y ago
Verdict: Period Calendar Period Tracker earns more — an estimated $620k–$3.4M/mo, versus $16k–$88k/mo for Antistress trivia - Zen Quiz.