# Gem Coloring vs Impossible Museum Scratch

The clearest difference is in-app purchases: Gem Coloring at none against Impossible Museum Scratch's 8. Impossible Museum Scratch's advantage is update cadence (every 2 days vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Impossible Museum Scratch sells 8 in-app purchases, starting at $4.99 per 7 days. Gem Coloring asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Gem Coloring against 5.0 for Impossible Museum Scratch. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Gem Coloring ships an update every 3 weeks, Impossible Museum Scratch every 2 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Gem Coloring | Impossible Museum Scratch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gem-coloring/id6787879526/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/impossible-museum-scratch-off/id6790538488/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 257 MB | 129 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Dino Studios Limited](https://appshunter.io/developer/6783614792) | [Lucky Echo Labs, Inc.](https://appshunter.io/developer/1781128888) |

## What reviewers say

### Gem Coloring

[App page](https://appshunter.io/ios/app/gem-coloring/id6787879526)

Engage in a relaxing creative experience with this color-by-number game. Transform images into sparkling masterpieces using colorful gems and jewels. Explore thousands of pictures and import your own photos for personalized artwork.

**Highlights:** Thousands of color by number pictures, Realistic gem and jewel effects, Import photos for personalized artwork, Daily updates with new collections, Share your creations

**Features:** macOS Compatibility

**In-app purchases:** none


### Impossible Museum Scratch

[App page](https://appshunter.io/ios/app/impossible-museum-scratch-off/id6790538488)

Unearth ancient artifacts, meticulously restore them by scratching away layers of grime, and display your discoveries in your own virtual museum. Explore diverse historical locations to find rare treasures and crack open geodes for precious gems.

**Highlights:** Scratch and restore artifacts, Dig for treasures in historical locations, Crack open geodes, Build and manage your museum, Daily login rewards and jobs, Subscription for ad-free experience

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Museum Pass (Weekly) | $4.99 | per 7 days |
| Museum Pass (Monthly) | $14.99 | per month |
| A Quiet Week | $0.99 | one-time |
| Pouch of Funds | $1.99 | one-time |
| Satchel of Funds | $4.99 | one-time |
| Crate of Funds | $9.99 | one-time |
| Patron of the Museum | $9.99 | one-time |
| Vault of Funds | $19.99 | one-time |


## Frequently asked questions

### Is Gem Coloring free?

Gem Coloring is free to download, with no in-app purchases.

### Is Impossible Museum Scratch free?

Impossible Museum Scratch is free to download, with in-app purchases available.

### Which has better reviews, Gem Coloring or Impossible Museum Scratch?

Gem Coloring and Impossible Museum Scratch are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Gem Coloring or Impossible Museum Scratch have ads?

Both Gem Coloring and Impossible Museum Scratch show ads.

### Which is updated more often, Gem Coloring or Impossible Museum Scratch?

Gem Coloring ships an update every 3 weeks, and Impossible Museum Scratch every 2 days. Most recently, Gem Coloring was updated on October 7, 2026 and Impossible Museum Scratch on October 11, 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.*