Rasterbator.io is described as 'Creates multi-page poster PDFs from one image, with exact finished dimensions, margin settings, previews, labels, cut guides, and local processing' and is an website. There are four alternatives to Rasterbator.io, not only websites but also apps for Windows, Linux and Mac. The best Rasterbator.io alternative is Rasterbator, which is both free and Open Source. Other great sites and apps similar to Rasterbator.io are Block Posters, PosteRazor and Posterizer.
The Rasterbator creates huge, rasterized images from any picture. Upload an image, print the resulting multi-page half-toned pdf file and assemble the pages into extremely cool looking poster up to 20 meters in size.
Upload an image from your computer and choose how many sheets wide you would like your poster to be once printed.
The PosteRazor cuts a raster image into pieces which can afterwards be printed out and assembled to a poster.
Posterizer's free online rasterbator allows you to create posters larger than a standard page, using the tiled printing method. It will rasterize any image and output files that can be printed at home and reassemble to the original image.
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