# AmberToolbox vs HDR Transformer

The clearest difference is price: AmberToolbox at Free against HDR Transformer's $9.99. HDR Transformer's advantage is update cadence (every 9 days vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AmberToolbox is free to download; HDR Transformer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AmberToolbox ships an update every 3 months, HDR Transformer every 9 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | AmberToolbox | HDR Transformer |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ambertoolbox/id6469198671/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 41 MB | 61 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [园园 刘](https://appshunter.io/developer/1620637450) | [栋 张](https://appshunter.io/developer/1859653493) |

## What reviewers say

### AmberToolbox

[App page](https://appshunter.io/ios/app/ambertoolbox/id6469198671)

Effortlessly process multiple images at once. This app supports conversion, resizing, cropping, and pasting from the clipboard across a vast array of image formats.

**Highlights:** Batch image processing, Image conversion, Resizing, Cropping, Paste from clipboard, Wide format support

**Features:** Vision Pro support

**In-app purchases:** none


### HDR Transformer

[App page](https://appshunter.io/ios/app/hdr-transformer/id6760416369)

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

**In-app purchases:** none


## Frequently asked questions

### Is AmberToolbox free?

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

### Is HDR Transformer free?

HDR Transformer costs $9.99, with no in-app purchases.

### Do AmberToolbox or HDR Transformer have ads?

Neither AmberToolbox nor HDR Transformer shows ads.

### Which is updated more often, AmberToolbox or HDR Transformer?

AmberToolbox ships an update every 3 months, and HDR Transformer every 9 days. Most recently, AmberToolbox was updated on September 30, 2026 and HDR Transformer on October 1, 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.*