Apps similar to Fotosizer include XnView MP, which is free for personal use. Other options are Image Toolbox, ImageMagick, XnView Classic and Caesium Image Compressor. There's no shortage of Image Converters like Fotosizer, with more than 50 alternatives for Windows, the web, Mac, Linux and Android.
PixTrim is a simple online tool to resize, crop, compress, convert, flip, and rotate images in popular formats like JPG, PNG, WebP, AVIF, and HEIC — all for free and right in your browser.
Ralpha Image Resizer is a lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters.
Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.
Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
United Kingdom
Resize, crop, shrink, flip, EXIF-autorotate, resample, convert, enhance, and process multiple pictures and photos with this professional software! 120+ Actions, 30+ Image Formats, 20 Scaling Modes, Conditional Processing based on Image Orientation.
United States
With BIMP you can apply a set of manipulations to an entire group of images! It provides an easy to use interface and a lot of batch functions.
Italy
EU
Bulk Resize Photos resizes batches of your photos in your browser so that they are a more suitable size for transmission over the internet.
adionSoft Fast Image Resizer is a small tool to quickly resize a batch of pictures.
GermanyEU
Edit one or several images in a few clics. Massive downscale, resize or crop a collection of images quickly.
FranceEU
A powerful photo resizer and optimizer for Mac, allows you to optimize all your photos by 80% ~ 20% comparing to their originals while keeping their original resolution, quality.
China
Compress or convert images on the web with offline support. Images are not uploaded on server and processed on client with webassembly. Support for formats like JPEG, PNG, WebP, AVIF and JXL.
An image converter batch-processing multiple files. JPEG lossless transformations are implemented.
