# JPEG XL Toolbox vs Coverpic

The clearest difference is in-app purchases: Coverpic at none against JPEG XL Toolbox's 1. Coverpic also leads on update cadence (weekly vs monthly). JPEG XL Toolbox's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. JPEG XL Toolbox sells 1 one-off in-app purchase. Coverpic asks for nothing beyond the download.

JPEG XL Toolbox ships an update monthly, Coverpic weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | JPEG XL Toolbox | Coverpic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/jpeg-xl-toolbox/id6470681357/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 5 MB | 9 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SUIKA LTD](https://appshunter.io/developer/1597116502) | [shogo isaji](https://appshunter.io/developer/1720113915) |

## What reviewers say

### JPEG XL Toolbox

[App page](https://appshunter.io/ios/app/jpeg-xl-toolbox/id6470681357)

This app converts various image formats, including ProRAW DNG, HEIF, and JPEG, to JPEG XL (JXL). It offers lossless and lossy compression options, preserves metadata and 16-bit depth, and supports batch conversions. The app also maintains HDR display effects.

**Highlights:** ProRAW DNG to JXL conversion, Lossless and lossy compression, Metadata and 16-bit depth preservation, HDR display effect support, Batch conversion, HEIF and JPEG to JXL conversion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JPEG XL Toolbox Pro | $4.99 | one-time |


### Coverpic

[App page](https://appshunter.io/ios/app/coverpic-hide-secrets/id6755296564)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JPEG XL Toolbox free?

JPEG XL Toolbox is free to download, with in-app purchases available.

### Is Coverpic free?

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

### Do JPEG XL Toolbox or Coverpic have ads?

Coverpic shows ads; JPEG XL Toolbox does not.

### Which is updated more often, JPEG XL Toolbox or Coverpic?

JPEG XL Toolbox ships an update monthly, and Coverpic weekly. Most recently, JPEG XL Toolbox was updated on November 3, 2026 and Coverpic on October 30, 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.*