Device Lab vs Ring Sizer・Tape Measure・Metrix
Device Lab
广聪 钟
App Store
$138/mo
~$1.7K/yr · 1K installs
VS
Ring Sizer・Tape Measure・Metrix
MobileTech OU
App Store
$727/mo
~$8.7K/yr · 37K installs
Revenue winner
Ring Sizer・Tape Measure・Metrix wins
+427% vs other
Installs winner
Ring Sizer・Tape Measure・Metrix wins
+2715% vs other
MAU winner
Ring Sizer・Tape Measure・Metrix wins
+2551% vs other
Rating winner
Device Lab wins
+19% vs other
Why Ring Sizer・Tape Measure・Metrix is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Ring Sizer・Tape Measure・Metrix earns roughly 5× more per month than Device Lab - $727 vs $138.
- Subscription model. Ring Sizer・Tape Measure・Metrix runs a $5.42/mo subscription that compounds; Device Lab relies on one-shot IAP or ads.
- Bigger install base. Ring Sizer・Tape Measure・Metrix has ~37K lifetime installs vs Device Lab's ~1K - 28.2× the funnel top.
- More monetization surfaces. Ring Sizer・Tape Measure・Metrix runs 8 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Ring Sizer・Tape Measure・Metrix report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Device Lab
vs
Ring Sizer・Tape Measure・Metrix
Monthly revenue (est.)?
$138
▶
$727
Annual revenue (est.)
$1.7K
▶
$8.7K
Lifetime installs (est.)
1K
▶
37K
Monthly active users (est.)?
156
▶
4K
App Store rating
4.95★
◀
4.15★
Total ratings
20
▶
732
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$5.42
IAP tiers detected
0 tiers
▶
8 tiers
- Category
- Utilities
- Price
- USD3.99
- Released
- Jan 13, 2026
- Last updated
- Jun 18, 2026
- File size
- 29.2 MB
- Content rating
- 4+
- Version
- 1.5.0
- Languages
- Chinese
- Category
- Utilities
- Price
- Free
- Released
- Jan 27, 2025
- Last updated
- Jun 15, 2026
- File size
- 511.2 MB
- Content rating
- 4+
- Version
- 1.5.3
- Languages
- Arabic, Dutch, English, French, German, Italian +3 more
Device Lab trajectory
Ring Sizer・Tape Measure・Metrix trajectory
FAQ
Which makes more money, Device Lab or Ring Sizer・Tape Measure・Metrix? v
Ring Sizer・Tape Measure・Metrix earns about $727 per month, while Device Lab earns about $138. That is a 5.3× revenue gap (~$589 more per month for Ring Sizer・Tape Measure・Metrix). Annual revenue: Device Lab ≈ $1.7K/year, Ring Sizer・Tape Measure・Metrix ≈ $8.7K/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 Ring Sizer・Tape Measure・Metrix? v
Ring Sizer・Tape Measure・Metrix leads with about 37K estimated downloads vs 1K for Device Lab - a 28.2× gap. Device Lab's App Store downloads are estimated from 20 ratings × the standard 1:75 ratio. Ring Sizer・Tape Measure・Metrix's App Store downloads are estimated from 730 ratings.
Are Device Lab and Ring Sizer・Tape Measure・Metrix 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.
What in-app purchases and subscription pricing do Device Lab and Ring Sizer・Tape Measure・Metrix offer? v
Device Lab: no IAP detected on the public listing. Ring Sizer・Tape Measure・Metrix: IAP range 8 tiers detected. Device Lab runs a "Paid app ($3.99)" monetization model; Ring Sizer・Tape Measure・Metrix runs "Subscription (~$5.42/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Device Lab or Ring Sizer・Tape Measure・Metrix? v
Device Lab edges ahead with ★ 5.0 vs ★ 4.1 (gap of 0.8 stars). Rating volume: Device Lab 20 ratings, Ring Sizer・Tape Measure・Metrix 730 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Device Lab vs Ring Sizer・Tape Measure・Metrix revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $138 for Device Lab and $727 for Ring Sizer・Tape Measure・Metrix 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 Ring Sizer・Tape Measure・Metrix 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.