# 图片压缩 vs 图片转压

The clearest difference is in-app purchases: 图片转压 at none against 图片压缩's 1. 图片压缩's advantage is update cadence (every 5 weeks vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 图片压缩 sells 1 in-app purchase, starting at $4.49 per year. 图片转压 asks for nothing beyond the download.

图片压缩 ships an update every 5 weeks, 图片转压 every 12 months. The most recent releases landed on September 18, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | 图片压缩 | 图片转压 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1591004380/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 98.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 12 months |
| Monetization | Freemium | — |
| Size | 5 MB | 83 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [阳理 江](https://appshunter.io/developer/1645314423) | [静 胡](https://appshunter.io/developer/1687913013) |

## What reviewers say

### 图片压缩

[App page](https://appshunter.io/ios/app/id1591004380)

This app efficiently reduces image file sizes by up to 90% while preserving high quality. It supports various formats, batch processing, and custom resolution adjustments, all processed locally for security and speed.

**Highlights:** High-quality image compression (up to 90% reduction), Supports JPG, PNG, HEIC formats, Customizable resolution and size, Real-time preview and comparison, Batch compression, iCloud integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员 | $4.49 | per year |


### 图片转压

[App page](https://appshunter.io/ios/app/id6479608625)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 图片压缩 free?

图片压缩 is free to download, with in-app purchases available.

### Is 图片转压 free?

图片转压 is free to download, with no in-app purchases.

### Do 图片压缩 or 图片转压 have ads?

Neither 图片压缩 nor 图片转压 shows ads.

### Which is updated more often, 图片压缩 or 图片转压?

图片压缩 ships an update every 5 weeks, and 图片转压 every 12 months. Most recently, 图片压缩 was updated on September 18, 2026 and 图片转压 on June 5, 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.*