Double Holo: Card Scanner vs QR Code Reader: QR Code Maker
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$3k–$18k
$14k–$76k
Downloads / mo
32k–130k
130k–560k
Rating
★ 4.66 (594)
★ 4.02 (9k)
Pricing
Free + IAP
Free + IAP
Category
Shopping
Shopping
Released
7mo ago
6.3y ago
Verdict: Their revenue estimates overlap ($3k–$18k/mo vs $14k–$76k/mo), so neither clearly earns more on the numbers alone.