Grok AI vs PD Measure Ruler
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$3.6M–$12M
$20–$200
Downloads / mo
3.8M–16M
40–200
Rating
★ 4.87 (1.5M)
★ 4.00 (39)
Pricing
Free + IAP
Free + IAP
Category
Productivity
Productivity
Released
1.7y ago
2.0y ago
Verdict: Grok AI earns more — an estimated $3.6M–$12M/mo, versus $20–$200/mo for PD Measure Ruler.