JPEG XL Toolbox app icon - Photo & Video app for iPhone

JPEG XL Toolbox

Convert photos to JXL format

SUIKA LTD

4.75
(4 ratings)
Photo & Video Free iOS 16.0+

iPhone Screenshots

iPad Screenshots

Description

Converts ProRAW DNG, HEIF, and files to JXL format with lossy or lossless options. Supports compression ratios from 1/6 to 1/7 of original size. Maintains internal metadata and 16-bit depth during conversion.

This application offers various JPEG XL (JXL) functionalities. Supports: * ProRAW DNG -> DNG - Lossless compression, about 1/2 of the original size - Lossy compression, about 1/6 of the original size * ProRAW DNG -> JXL - Lossy conversion, about 1/7 of the original size * DNG -> JXL - Lossy conversion, about 1/7 of the original size * HEIF -> JXL - Lossy conversion * JPEG -> JXL - Lossless conversion Features: * Keeps the internal metadata * Preserves 16-bit depth * Preserves HDR display effects in iOS Photos App * Batch conversion capabilities === CHNAGELOG === ### version 0.3.2 * Bumps libjxl to v0.10.2 * Adjusts settings view ### version 0.3.1 * Improves processing speed significantly * Adds lossless mode for ProRAW compression * Uses 7 as the default effort ### version 0.3.0 * Adds ProRAW direct compression ### version 0.2.1 * Settings page adjustment * Some UI improvements ### version 0.2.0 * Adds Pro version purchase * Adds several ProRAW parameters in settings for Pro version * Adds decoding speed in settings * Low memory mode now allows devices with 4GB RAM to convert 48M ProRAW ### version 0.1.2 * Uses lossless encoding for JPEG automatically * Adds Modular mode support * Adds Progressive mode support * Adds Colorspace support * Keeps HDR effect when converting from ProRAW ### version 0.1.1 * Adds support for ProRAW to lossy JPEG XL conversion * Adds Batch conversion * Keeps DNG Metadata in JXL * Adds quality and effort in settings

App information from Apple App Store. JPEG XL Toolbox and related trademarks belong to SUIKA LTD.