Ralpha Image Resizer is a lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters.

PhotoPenguin is described as 'Completely free batch photo editor with support for cropping, resizing, adding watermarks, and converting photos to other formats' and is a Image Converter in the photos & graphics category. There are more than 25 alternatives to PhotoPenguin, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Android apps. The best PhotoPenguin alternative is Image Toolbox (Resizer), which is both free and Open Source. Other great sites and apps similar to PhotoPenguin are XnConvert, Converseen, FastStone Photo Resizer and Image Tuner.
Ralpha Image Resizer is a lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters.

Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.

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.




Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.

NConvert is a powerful command line multi-platform batch image processor with more than 80 commands. Compatible with 500 image formats.

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.




Powerful and intuitive online tool for viewing, resizing, cropping, and converting images. It supports all major formats, including AVIF, WebP, HEIC/HEIF, TIFF, and 32-bit HDR/EXR. Enjoy the unique Live Preview feature that lets you see real-time conversion results before downloading!


Image Convert Ninja is the most popular Web-based alternative to PhotoPenguin.
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.

WebUtils Image Compress is the most popular SaaS alternative to PhotoPenguin.
Split multiple pictures into specified number of slices by rows and columns or into tiles of desired size. Use over 130 Actions like resize, crop, contrast, etc. Convert to/from and save results in any of 30+ formats. Add watermarks and more!.




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.


Edit one or several images in a few clics. Massive downscale, resize or crop a collection of images quickly.
