249+ iOS apps curated and reviewed
If you already know JPEG XL Toolbox, this is the deeper bench. 249+ jpeg xl apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (4) | No | No | May 2026 | |
| 2 |  | $2.99 | — | No | No | Jul 2026 | |
| 3 |  | Free | — | No | Yes | Aug 2026 | |
| 4 |  | Free | — | No | Yes | May 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | Free | — | Yes | No | May 2026 | |
| 7 |  | Free | — | Yes | Yes | May 2026 | |
| 8 |  | Free | 1.0★ (1) | Yes | Yes | May 2026 |
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.
