Device Lab vs QR Reader for iPhone
Device Lab
广聪 钟
App Store
$138/mo
~$1.7K/yr · 1K installs
VS
QR Reader for iPhone
TapMedia Ltd
App Store
$0/mo
~$0/yr · 241.2M installs
Revenue winner
Device Lab wins
+13800% vs other
Installs winner
QR Reader for iPhone wins
+18556838% vs other
MAU winner
QR Reader for iPhone wins
+2938082% vs other
Rating winner
Device Lab wins
+5% vs other
Why Device Lab is winning
Top 1 reasons - backed by the public App Store / Play Store numbers.
- Device Lab earns roughly 138× more per month than QR Reader for iPhone - $138 vs $0.
→ Find more apps with this revenue gap · Full Device Lab report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Device Lab
vs
QR Reader for iPhone
Monthly revenue (est.)?
$138
◀
$0
Annual revenue (est.)
$1.7K
◀
$0
Lifetime installs (est.)
1K
▶
241.2M
Monthly active users (est.)?
156
▶
4.6M
App Store rating
4.95★
◀
4.72★
Total ratings
20
▶
1.4M
US grossing rank
-
=
-
Cheapest monthly sub
No sub
=
No sub
IAP tiers detected
0 tiers
=
0 tiers
- Category
- Utilities
- Price
- USD3.99
- Released
- Jan 13, 2026
- Last updated
- Jun 29, 2026
- File size
- 29.2 MB
- Content rating
- 4+
- Version
- 1.5.1
- Languages
- Chinese
- Category
- Utilities
- Price
- Free
- Released
- May 2, 2010
- Last updated
- Oct 9, 2025
- File size
- 83.0 MB
- Content rating
- 12+
- Version
- 9.6
- Languages
- Arabic, Catalan, Czech, Danish, Dutch, English +23 more
Device Lab trajectory
QR Reader for iPhone trajectory
FAQ
Which makes more money, Device Lab or QR Reader for iPhone? v
Device Lab earns about $138 per month, while QR Reader for iPhone earns about $0. That is a ∞× revenue gap (~$138 more per month for Device Lab). Annual revenue: Device Lab ≈ $1.7K/year, QR Reader for iPhone ≈ $0/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Device Lab or QR Reader for iPhone? v
QR Reader for iPhone leads with about 241.2M estimated downloads vs 1K for Device Lab - a 185569.4× gap. Device Lab's App Store downloads are estimated from 20 ratings × the standard 1:75 ratio. QR Reader for iPhone's App Store downloads are estimated from 1.4M ratings.
Are Device Lab and QR Reader for iPhone in the same App Store category and competing for the same money? v
Yes - both apps sit in the Utilities category, which means they compete directly for the same paying users and category-level wallet share. Direct competitors, head-to-head.
Do Device Lab and QR Reader for iPhone have in-app purchases? v
Device Lab does not appear to offer in-app purchases on its public listing. QR Reader for iPhone does not appear to offer in-app purchases. Monetization model: Device Lab runs "Paid app ($3.99)", QR Reader for iPhone runs "No App Store revenue (monetizes off-store)".
Which has better ratings, Device Lab or QR Reader for iPhone? v
Device Lab edges ahead with ★ 5.0 vs ★ 4.7 (gap of 0.2 stars). Rating volume: Device Lab 20 ratings, QR Reader for iPhone 1.4M ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Device Lab vs QR Reader for iPhone revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $138 for Device Lab and $0 for QR Reader for iPhone are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Utilities) - net of the 15-30% Apple/Google store cut. Real revenue depends on country mix, retention, refunds and ad fill rate, none of which Apple or Google publish.
How do I compare Device Lab or QR Reader for iPhone to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store links into the homepage tool. We auto-generate a permanent comparison URL with revenue, downloads, IAP tiers, subscription pricing and grossing rank for both apps.