# 歪壳 vs Background Eraser~

The clearest difference is in-app purchases: 歪壳 at none against Background Eraser~'s 3. 歪壳 also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Background Eraser~ sells 3 in-app purchases, starting at $1.99 per month. 歪壳 asks for nothing beyond the download.

歪壳 ships an update every 2 months, Background Eraser~ monthly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 歪壳 | Background Eraser~ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (73 ratings)](https://appshunter.io/ios/app/background-eraser/id1604036495/reviews)** |
| Number of ratings | — | **73** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 22 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [祥龙 王](https://appshunter.io/developer/1519179901) | [俊跃 吴](https://appshunter.io/developer/1594062324) |

## What reviewers say

### 歪壳

[App page](https://appshunter.io/ios/app/diy/id1270139435)

**In-app purchases:** none


### Background Eraser~

[App page](https://appshunter.io/ios/app/background-eraser/id1604036495)

Easily remove backgrounds from photos to create transparent images. This tool is ideal for graphic design, logo creation, and making ID photos. It offers powerful image composition and editing features for professional results on the go.

**Highlights:** One-click background matting, Image composition and synthesis, ID photo background editing, Portable photo editing, Object removal, Transparency creation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Version | $1.99 | per month |
| Quarterly Version | $4.49 | per 3 months |
| Vip Version | $4.99 | one-time |


## Frequently asked questions

### Is 歪壳 free?

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

### Is Background Eraser~ free?

Background Eraser~ is free to download, with in-app purchases available.

### Do 歪壳 or Background Eraser~ have ads?

Background Eraser~ shows ads; 歪壳 does not.

### Which is updated more often, 歪壳 or Background Eraser~?

歪壳 ships an update every 2 months, and Background Eraser~ monthly. Most recently, 歪壳 was updated on October 3, 2026 and Background Eraser~ on October 2, 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.*