Fotosizer is described as '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!' and is an app in the photos & graphics category. There are more than 50 alternatives to Fotosizer for a variety of platforms, including Windows, Web-based, Mac, Linux and Android apps. The best Fotosizer alternative is XnView MP. It's not free, so if you're looking for a free alternative, you could try XnView MP or Image Toolbox. Other great apps like Fotosizer are XnView Classic, Caesium Image Compressor, Converseen and Switcheroo Image Manipulation.