# 个人所得税助手 vs Image Format Converter

The clearest difference is in-app purchases: Image Format Converter at none against 个人所得税助手's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 个人所得税助手 sells 2 in-app purchases, starting at $3.99 per 7 days. Image Format Converter asks for nothing beyond the download.

个人所得税助手 ships an update every 10 days, Image Format Converter weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 个人所得税助手 | Image Format Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 1 MB | 23 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [鑫 杨](https://appshunter.io/developer/1867408806) | [鑫哲 曹](https://appshunter.io/developer/6814910388) |

## What reviewers say

### 个人所得税助手

[App page](https://appshunter.io/ios/app/2026/id6758619923)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 个人所得税助手周高级版 | $3.99 | per 7 days |
| 个人所得税助手永久版 | $14.99 | one-time |


### Image Format Converter

[App page](https://appshunter.io/ios/app/image-format-converter-pro/id6816689101)

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

**In-app purchases:** none


## Frequently asked questions

### Is 个人所得税助手 free?

个人所得税助手 is free to download, with in-app purchases available.

### Is Image Format Converter free?

Image Format Converter is free to download, with no in-app purchases.

### Do 个人所得税助手 or Image Format Converter have ads?

Neither 个人所得税助手 nor Image Format Converter shows ads.

### Which is updated more often, 个人所得税助手 or Image Format Converter?

个人所得税助手 ships an update every 10 days, and Image Format Converter weekly. Most recently, 个人所得税助手 was updated on October 31, 2026 and Image Format Converter on October 31, 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.*