ObsIdentify vs Rock Identifier: Stone ID
ObsIdentify
Observation International
App Store
$0/mo
~$0/yr · 400 installs
VS
Rock Identifier: Stone ID
Next Vision Limited
App Store
$122.9K/mo
~$1.47M/yr · 8.1M installs
Revenue winner
Rock Identifier: Stone ID wins
+12291500% vs other
Installs winner
Rock Identifier: Stone ID wins
+2021947% vs other
MAU winner
Rock Identifier: Stone ID wins
+2538215% vs other
Rating winner
Rock Identifier: Stone ID wins
+154% 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 122915× more per month than ObsIdentify - $122.9K 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 ~8.1M lifetime installs vs ObsIdentify's ~400 - 20220.5× the funnel top.
- Better app store reviews. Rock Identifier: Stone ID sits at 4.67★ vs 1.83★ - 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.
ObsIdentify
vs
Rock Identifier: Stone ID
Monthly revenue (est.)?
$0
▶
$122.9K
Annual revenue (est.)
$0
▶
$1.47M
Lifetime installs (est.)
400
▶
8.1M
Monthly active users (est.)?
37.6
▶
954K
App Store rating
1.83★
▶
4.67★
Total ratings
6
▶
74K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$3.99
IAP tiers detected
0 tiers
▶
1 tiers
- Category
- Education
- Price
- Free
- Released
- Jan 9, 2023
- Last updated
- Jun 30, 2026
- File size
- 43.4 MB
- Content rating
- 4+
- Version
- 5.13
- Languages
- Dutch, English, French, German, Spanish
- Category
- Education
- Price
- Free
- Released
- Jan 26, 2021
- Last updated
- Jun 29, 2026
- File size
- 208.2 MB
- Content rating
- 4+
- Version
- 2.20.0
- Languages
- Arabic, Dutch, English, French, German, Italian +8 more
ObsIdentify trajectory
Rock Identifier: Stone ID trajectory
FAQ
Which makes more money, ObsIdentify or Rock Identifier: Stone ID? v
Rock Identifier: Stone ID earns about $122.9K per month, while ObsIdentify earns about $0. That is a ∞× revenue gap (~$122.9K more per month for Rock Identifier: Stone ID). Annual revenue: ObsIdentify ≈ $0/year, Rock Identifier: Stone ID ≈ $1.47M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, ObsIdentify or Rock Identifier: Stone ID? v
Rock Identifier: Stone ID leads with about 8.1M estimated downloads vs 400 for ObsIdentify - a 20220.5× gap. ObsIdentify's App Store downloads are estimated from 6 ratings × the standard 1:75 ratio. Rock Identifier: Stone ID's App Store downloads are estimated from 74K ratings.
Are ObsIdentify and Rock Identifier: Stone ID in the same App Store category 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 ObsIdentify and Rock Identifier: Stone ID offer? v
ObsIdentify: no IAP detected on the public listing. Rock Identifier: Stone ID: IAP range 1 tiers detected. ObsIdentify runs a "No App Store revenue (monetizes off-store)" monetization model; Rock Identifier: Stone ID runs "Subscription (~$3.99/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, ObsIdentify or Rock Identifier: Stone ID? v
Rock Identifier: Stone ID edges ahead with ★ 4.7 vs ★ 1.8 (gap of 2.8 stars). Rating volume: ObsIdentify 6 ratings, Rock Identifier: Stone ID 74K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these ObsIdentify vs Rock Identifier: Stone ID revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $0 for ObsIdentify and $122.9K for Rock Identifier: Stone ID are derived from App Store grossing rank, 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 ObsIdentify or Rock Identifier: Stone ID 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.