Rock Identifier: Stone ID vs ObsIdentify
Rock Identifier: Stone ID
Next Vision Limited
App Store
$118.4K/mo
~$1.42M/yr · 7.8M installs
VS
ObsIdentify
Observation International
Google Play
$0/mo
~$0/yr · 1.3M installs
Revenue winner
Rock Identifier: Stone ID wins
+11841000% vs other
Installs winner
Rock Identifier: Stone ID wins
+493% vs other
MAU winner
Rock Identifier: Stone ID wins
+1196% vs other
Rating winner
Rock Identifier: Stone ID wins
+37% vs other
Why Rock Identifier: Stone ID is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Rock Identifier: Stone ID earns roughly 118410× more per month than ObsIdentify - $118.4K vs $0.
- Subscription model. Rock Identifier: Stone ID runs a $3.99/mo subscription that compounds; ObsIdentify relies on one-shot IAP or ads.
- Bigger install base. Rock Identifier: Stone ID has ~7.8M lifetime installs vs ObsIdentify's ~1.3M - 5.9× the funnel top.
- Better app store reviews. Rock Identifier: Stone ID sits at 4.67★ vs 3.40★ - store algorithms reward higher-rated apps with more impressions.
→ Find more apps with this revenue gap · Full Rock Identifier: Stone ID report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Rock Identifier: Stone ID
vs
ObsIdentify
Monthly revenue (est.)?
$118.4K
◀
$0
Annual revenue (est.)
$1.42M
◀
$0
Lifetime installs (est.)
7.8M
◀
1.3M
Monthly active users (est.)?
919K
◀
71K
App Store rating
4.67★
◀
3.40★
Total ratings
71K
◀
2K
US grossing rank
-
=
-
Cheapest monthly sub
$3.99
◀
No sub
IAP tiers detected
1 tiers
◀
0 tiers
- Category
- Education
- Price
- Free
- Released
- Jan 26, 2021
- Last updated
- Feb 9, 2026
- File size
- 224.4 MB
- Content rating
- 4+
- Version
- 2.19.2
- Languages
- Arabic, Dutch, English, French, German, Italian +8 more
- Category
- Education
- Price
- Free
- Released
- Jan 9, 2023
- Last updated
- Apr 21, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 5.10
- Languages
- -
Rock Identifier: Stone ID trajectory
ObsIdentify trajectory
FAQ
Which makes more money, Rock Identifier: Stone ID or ObsIdentify? v
Rock Identifier: Stone ID earns about $118.4K per month, while ObsIdentify earns about $0. That is a ∞× revenue gap (~$118.4K more per month for Rock Identifier: Stone ID). Annual revenue: Rock Identifier: Stone ID ≈ $1.42M/year, ObsIdentify ≈ $0/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Rock Identifier: Stone ID or ObsIdentify? v
Rock Identifier: Stone ID leads with about 7.8M estimated downloads vs 1.3M for ObsIdentify - a 5.9× gap. Rock Identifier: Stone ID's App Store downloads are estimated from 71K ratings × the standard 1:75 ratio. ObsIdentify reports 1,000,000+ installs on Google Play.
Are Rock Identifier: Stone ID and ObsIdentify in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Education 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 Rock Identifier: Stone ID and ObsIdentify offer? v
Rock Identifier: Stone ID: IAP range 1 tiers detected. ObsIdentify: no IAP detected on the public listing. Rock Identifier: Stone ID runs a "Subscription (~$3.99/mo)" monetization model; ObsIdentify runs "No App Store revenue (monetizes off-store)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Rock Identifier: Stone ID or ObsIdentify? v
Rock Identifier: Stone ID edges ahead with ★ 4.7 vs ★ 3.4 (gap of 1.3 stars). Rating volume: Rock Identifier: Stone ID 71K ratings, ObsIdentify 5 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Rock Identifier: Stone ID vs ObsIdentify revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $118.4K for Rock Identifier: Stone ID and $0 for ObsIdentify are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Education) - 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 Rock Identifier: Stone ID or ObsIdentify to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store or Google Play 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.