RRTool vs Rock Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RRTool
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RRTool is the extended features companion app to your RR1090 digital refractometer and similar Bay Area Instruments devices. It communicates via encrypted BLE with your device, mirroring its buttons and providing extended functionalities such as: cloud spreadsheet logging of your measurements, enabling of ATC for Brix, QR code generation and device firmware upgrades.
Rock Identifier
Identify rocks and crystals instantly by snapping a photo. Get detailed information about their name, type, characteristics, formation, and history. Save your discoveries in a personal collection.
- Instant rock and crystal identification via photo
- Detailed information on name, type, and characteristics
- Fascinating facts about formation and history
- Personal collection to save identified items
- Unlimited identifications and saving with premium
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Ever found an intriguing rock or a dazzling crystal and wondered what it could be? With our app identifying rocks and crystals is effortless and enjoyable Key Features: - Instant Identification: Simply snap a photo of any rock or crystal, and let the app identify it within seconds. - Detailed Information: Learn about the rock or crystal’s name, type, and unique characteristics. Get fascinating facts and insights into their formation and history. - Personal Collection: Keep a record of the rocks and crystals you’ve identified and revisit them anytime Enjoy —— Get full access to all the features with an in-app purchase. - Unlimited Rock Identification - Unlimited Rock identification saving Premium memberships : • Weekly Membership • Yearly Membership • Payment occurs at purchase confirmation through your App Store account Terms & Conditions: https://dikr.org/terms/ Privacy policy: https://dikr.org/privacy-policy/
Screenshots
Verdict
The clearest difference is in-app purchases: RRTool at none against Rock Identifier's 2. RRTool also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $2.99 per 7 days. RRTool asks for nothing beyond the download.
RRTool ships an update every 4 months, Rock Identifier every 3 months. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.
| Parameter | RRTool | Rock Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 5 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Bay Area Instruments Inc. | CHARAFA BOUKHALFA |
In-app purchases
RRTool
No in-app purchases
Rock Identifier
- Weekly Premium3 Days trial$2.997 Days
- Yearly Premium$19.991 Year
Questions
Is RRTool free?
Is Rock Identifier free?
Do RRTool or Rock Identifier have ads?
Which is updated more often, RRTool or Rock Identifier?
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