# Atkinson vs ChoCho

The clearest difference is rating: ChoCho at 5.0 against Atkinson's 3.3. ChoCho also leads on in-app purchases (none vs 2) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Atkinson sells 2 in-app purchases, starting at $0.99 per month. ChoCho asks for nothing beyond the download.

ChoCho holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews point the same way: 71% of Atkinson's written reviews are positive against 82% of ChoCho's.

Atkinson ships an update every 3 weeks, ChoCho every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Atkinson | ChoCho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (6 ratings)](https://appshunter.io/ios/app/atkinson/id1569487124/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/chocho-y2k/id6779464388/reviews)** |
| Number of ratings | **6** | 5 |
| Positive reviews | 71.4% of reviews | **81.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 43 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [koyachi](https://appshunter.io/developer/413497532) | [依克买提· 阿力木](https://appshunter.io/developer/6779302237) |

## What reviewers say

### Atkinson

[App page](https://appshunter.io/ios/app/atkinson/id1569487124)

This app processes photos using the Atkinson dithering algorithm, originally used for black and white displays on old Macintosh computers. It creates small file-sized images with options for square cropping, rounded corners, and white borders, offering a real-time preview of the effect.

**Highlights:** Atkinson dithering algorithm processing, Square photo output, Toggleable rounded corners, White border option, Real-time preview

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Month | $0.99 | per month |
| Standard Year | $9.99 | per year |


### ChoCho

[App page](https://appshunter.io/ios/app/chocho-y2k/id6779464388)

This tool adds a vintage aesthetic to your photos with Y2K-inspired polka dots and stickers. Easily transform everyday pictures into charming plog-style images with a soft, scrapbook feel. Enjoy a simple creative process for unique social media content or personal keepsakes.

**Highlights:** Y2K-inspired polka dots and stickers, Soft background options, Scrapbook-style image creation, Random effect generator, Simple, intuitive interface, Suitable for plogs, avatars, and sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Atkinson free?

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

### Is ChoCho free?

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

### Which has better reviews, Atkinson or ChoCho?

ChoCho is rated higher. Atkinson averages 3.3 out of 5 from 6 ratings, while ChoCho averages 5.0 from 5 ratings.

### Do Atkinson or ChoCho have ads?

Atkinson shows ads; ChoCho does not.

### Which is updated more often, Atkinson or ChoCho?

Atkinson ships an update every 3 weeks, and ChoCho every 5 days. Most recently, Atkinson was updated on October 24, 2026 and ChoCho on October 25, 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.*