# Color Shift vs OneStamp

The clearest difference is in-app purchases: Color Shift at none against OneStamp's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OneStamp sells 3 one-off in-app purchases. Color Shift asks for nothing beyond the download.

Color Shift ships an update weekly, OneStamp every 9 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Color Shift | OneStamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (23 ratings)](https://appshunter.io/ios/app/onestamp/id6760986254/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 96.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 38 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hsien-Te Hsieh](https://appshunter.io/developer/1719651563) | [尉卿 褚](https://appshunter.io/developer/1698865439) |

## What reviewers say

### Color Shift

[App page](https://appshunter.io/ios/app/color-shift/id6740580002)

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

**In-app purchases:** none


### OneStamp

[App page](https://appshunter.io/ios/app/onestamp/id6760986254)

This app allows you to crop photos into unique stamp-shaped images. It encourages a new perspective by focusing on small details within a larger picture, revealing hidden emotions and stories. Transform everyday scenes into distinctive visual stamps.

**Highlights:** Stamp-shaped photo cropping, Focus on image details, Reframing everyday scenes, Discover hidden emotions, Unique visual perspective

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee | $0.99 | one-time |
| OneStamp Pro | $3.99 | one-time |
| OneStamp Pro | $9.99 | one-time |


## Frequently asked questions

### Is Color Shift free?

Color Shift is free to download, with no in-app purchases.

### Is OneStamp free?

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

### Do Color Shift or OneStamp have ads?

Neither Color Shift nor OneStamp shows ads.

### Which is updated more often, Color Shift or OneStamp?

Color Shift ships an update weekly, and OneStamp every 9 days. Most recently, Color Shift was updated on October 14, 2026 and OneStamp on October 16, 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.*