# Image Compressor vs PixDim

The clearest difference is ads: PixDim at none against Image Compressor's shown. PixDim also leads on update cadence (every 3 days vs every 15 months). Image Compressor's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Image Compressor sells 2 in-app purchases, starting at $4.99 per month and PixDim sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Image Compressor ships an update every 15 months, PixDim every 3 days. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Image Compressor | PixDim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 3 days** |
| Size | 27 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [zhentao zhang](https://appshunter.io/developer/1858942516) |

## What reviewers say

### Image Compressor

[App page](https://appshunter.io/ios/app/image-compressor-compresskit/id6749213211)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $29.99 | per year |


### PixDim

[App page](https://appshunter.io/ios/app/pixdim-resize-and-compress/id6822711253)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Single export | $0.99 | one-time |
| Lifetime access | $4.99 | one-time |


## Frequently asked questions

### Is Image Compressor free?

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

### Is PixDim free?

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

### Do Image Compressor or PixDim have ads?

Image Compressor shows ads; PixDim does not.

### Which is updated more often, Image Compressor or PixDim?

Image Compressor ships an update every 15 months, and PixDim every 3 days. Most recently, Image Compressor was updated on October 23, 2026 and PixDim on October 26, 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.*