# ThinkMate vs Rock Identifier

The clearest difference is update cadence: ThinkMate at every 5 days against Rock Identifier's every 2 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ThinkMate sells 3 one-off in-app purchases and Rock Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ThinkMate ships an update every 5 days, Rock Identifier every 2 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | ThinkMate | Rock Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (19 ratings)](https://appshunter.io/ios/app/rock-identifier-rockium/id6753095304/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 48 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shota Abe](https://appshunter.io/developer/1610459325) | [Roman Pieskov](https://appshunter.io/developer/1758891658) |

## What reviewers say

### ThinkMate

[App page](https://appshunter.io/ios/app/thinkmate/id6446218160)

This AI-powered tool offers intelligent chat capabilities and web search integration. It synchronizes data across devices using iCloud and provides syntax highlighting for code. Enhance your learning and productivity with smart assistance.

**Highlights:** AI Chat, Web Search, iCloud Sync, Syntax Highlight

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $2.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |


### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-rockium/id6753095304)

Instantly identify rocks, minerals, and gemstones from photos using AI. Get detailed information, track your discoveries, and test your knowledge with interactive quizzes. Perfect for collectors, students, and anyone curious about geology.

**Highlights:** Instant AI rock identification from photos, Detailed stone profiles with images, Identification history and tracking, Interactive rock quiz game, Community trending rocks, Learn about stone characteristics and value

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Week | $4.99 | per 7 days |
| Premium 1 Year | $29.99 | per year |


## Frequently asked questions

### Is ThinkMate free?

ThinkMate is free to download, with in-app purchases available.

### Is Rock Identifier free?

Rock Identifier is free to download, with in-app purchases available.

### Do ThinkMate or Rock Identifier have ads?

Neither ThinkMate nor Rock Identifier shows ads.

### Which is updated more often, ThinkMate or Rock Identifier?

ThinkMate ships an update every 5 days, and Rock Identifier every 2 months. Most recently, ThinkMate was updated on October 24, 2026 and Rock Identifier on October 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*