Free and open source image converter with no intrusive ads, no signups, and no limits. Supports JPEG, PNG, WebP, AVIF, JXL, QOI, HEIC, and WP2 formats.
- Image Converter
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Free and open source image converter with no intrusive ads, no signups, and no limits. Supports JPEG, PNG, WebP, AVIF, JXL, QOI, HEIC, and WP2 formats.

Compress JPEG, PNG, HEIC, and WEBP images with drag-and-drop ease, reduce file sizes for web or social media, and preserve quality in an intuitive desktop app.

Photographers and webmasters often find themselves spending too much time converting, resizing and watermarking (with copyright, for example) images.
Instantly convert images and multi-page PDFs to JPEG, resize, compress, process folders, and customize workflows using a fast Mac-exclusive drag-and-drop tool.

FotoGo is an all-in-one photo processing and conversion program that enables you to batch convert, resize, rename, add effects, watermark, fix and enhance photos at one go. Supports over 100 major image formats, as well as RAW image formats.

A free and simplistic tool to convert PNG files to ICO files. It supports various file sizes up to 256x256, drag and drop and batch conversion. It can be installed or used as a portable program.

Photopus Pro is an easy to use batch image processing to simplify the process to convert, add watermarks (text and image), resize, transform, touch-up, rename, and apply effects to your digital images.


Improved fork of ilstam/FF-Multi-Converter, additionally supporting markdown formats, 3D-Models and Windows.
Ditherdragon is a desktop tool for converting images into pixel art. Import an image and specify settings like resolution, dithering options and color palette and instantly get a beautiful pixelart version.

Lenna is an app to process images. Core functionality is to compress images in a batch, resize or rename images.

ImgTools offers several tools to process your images in batch.

Process images in bulk securely in your browser, no uploading necessary. It's private, fast, and easy! Upload all major image formats, resize, crop, compress, and convert images all at once.

Picmal is a Mac app that can convert and compress images, videos and audio files.

Vayce is a collection of browser-based utilities for everyday web tasks — from text analysis to image optimization and file conversion. All tools run entirely on your device, so nothing is uploaded or tracked.

Free online tool to convert, resize, crop, or optimize images. Supports multiple formats like JPG, PNG, WebP, HEIC & more. No signup required.

PhotoPenguin is a completely free batch photo editor with support for cropping, resizing, adding watermarks, and converting photos to other formats.


FotoLince is a powerful, free online tool for optimizing images without uploading them to a server. Powered by WebAssembly, it processes everything locally on your device, ensuring 100% privacy and speed.

Frictionless experiences for your customers, massive time-savings for your developers. Insanely fast image delivery with automatic resizing, compression and deferred loading.

ResizePixel is a free image editing service where simplicity is essential feature. It allows to crop, resize, flip, rotate and convert pictures to multiple formats - JPG, PNG, WEBP, BMP, GIF, TIFF.

ImagiTool offers best image tools online. Free photo resize tool, image compress tool, and picture convert tool. Batch processing, secure image resizing tool.

Fast online JPEG to WebP/AVIF converter with up to 80% file size reduction. Free tier with 5 daily conversions, Pro version adds batch processing, resizing, and removes watermarks.

HEIC Converter is a macOS app that makes it easy to quickly convert images in the HEIC format to JPEG or PNG. HEIC is Apple's new default image format in iOS 11, replacing JPEG. HEIC uses more advanced and modern compression methods to achieve much smaller file sizes with...

Convert any image to AVIF, for free and in bulk, with the fastest converter online. No uploading, the magic happens in your browser. AVIF offers a significant reduction of file size compared to the current JPEG or WebP codec. Tutorials included!.
