Apps similar to Zipic include ImageMagick, which is free and open source. Other options are Caesium Image Compressor, RIOT - Radical Image Optimization Tool, TinyPNG and OptiPNG. You can choose from more than 10 Image Optimizers like Zipic for Mac, Windows, Linux, the web and iPhone.
ImageMagick is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX.
United States
Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and multiple image processing at the same time, everyone will be able to reach the best result.
Italy
EU
Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.
RomaniaEU
Using advanced lossy compression, TinyPNG reduces PNG file sizes by 50-80%, preserving full transparency and minimizing quality loss. Ideal for web designers, it increases website speed, saves bandwidth, and offers tools like a Photoshop plugin and API for seamless integration.
NetherlandsEU
OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections.
Gifsicle manipulates GIF image files. Depending on command line options, it can merge several GIFs into a GIF animation; explode an animation into its component frames; change individual frames in an animation; turn interlacing on and off; add transparency; add delays...
Optimage is an advanced image optimization tool to compress images without losing quality at highest compression density. It supports all popular image formats including JPEG, PNG, GIF and PDF.
Russia
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.
Imagine is a desktop app for compression of PNG and JPEG, with a modern and friendly UI. Save for web.
The ultimate image optimization tool to compress your images in JPEG and PNG formats for sharing and posting on web pages.
Squash is a simple, powerful app for compressing and converting images for the web and more. Simply drop an image into Squash and it reduces the filesize while maintaining its quality.
United Kingdom
Poland
