Ralpha Image Resizer is described as 'Lightweight and portable program that can perform image operations in batch mode, such as resizing and applying filters' and is a Image Optimizer in the photos & graphics category. There are more than 50 alternatives to Ralpha Image Resizer for a variety of platforms, including Windows, Mac, Web-based, Linux and Android apps. The best Ralpha Image Resizer alternative is Image Toolbox, which is both free and Open Source. Other great apps like Ralpha Image Resizer are Caesium Image Compressor, ImageOptim, OptiImage and RIOT - Radical Image Optimization Tool.
PngOptimizer compresses graphics files and removes extra, unnecessary data without affecting quality. It will update PNG files or converting BMP, GIF or TGA files to the PNG format using simple drag-and-drop.
ImBatch is a batch image processor with a nice graphical user interface. It will allow you to edit multiple image files at the click of a button by using scripts. The script will be created by combining Tasks.
PhotoBulk is easy-to-use bulk image editor that lets you add text/image watermark, resize, and optimize hundreds and thousands of images or photos in just one click.
Fotosizer is a freeware batch image resizer tool. It resizes your photos in just 3 easy steps - 1. Photo selection, 2. select resize settings, then 3. Start the resize!
A Sharper Scaling is a high quality image scaling technology mainly developed for upscaling.
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.
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!
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