Rock Scanner: Stone Value

Name: Rock Scanner: Stone Value
Rating: 4.4851484 (19364 reviews)
Author: Sentinel Dev

Sentinel Dev

★ 4.5 (19,364 ratings)

⬇ 500,000+ downloads

Est. actual: 561,726

Free

Released: May 28, 2025

IAP: $2.99 - $15.99 per item

Contains ads

Rated: Everyone

Signals

4 this week · 1 positive · 2 warnings All of this week's signals →

📈Last 7 days +14K installs — 9% slower than the week before (+16K) · 1.5K/day since Sep 29
🏆Among Education apps top 1% by installs gained this week (1889 peers growing)
⭐Rating steady at ★ 4.49 since Sep 29
🛠Updates dormant · updated 357 days ago

Installs since launch

+57,729 installs · +2,365 ratings since Sep 29

Update history

1.1.7 Nov 20, 2025 · seen Sep 29, 2026

Fix bugs

Only the current version so far — new entries appear as the app ships updates.

Rock Scanner: Stone Value is an education app by Sentinel Dev with 500,000+ downloads (about 562K estimated). +14K installs in the last 7 days. Rated 4.5 from 19K ratings. Released May 28, 2025. Install growth, rank history, SDKs and ad networks.

From the store listing: “💎 Rock Scanner: Stone Value – Identify & Appraise Explore the mineral kingdom with a trusted community of rock collectors and gemologists! 🌟 Trusted by a global community with highly rating, Rock Scanner is the most comprehensive tool to identify rocks, crystals, and gemstones while tracking their estimated market…”