G4 to PGM Converter
Convert your g4 files to pgm online & free
How to convert g4 to pgm
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to pgm"
Choose pgm or any other format you need as a result (more than 200 formats supported)
Download your pgm
Let the file convert and you can download your pgm file right afterwards
Group 4 FAX
G4 is a method to compress black and white images without losing quality. It is used for fax machines and as a one of the compression types for the TIFF format. G4 treats a picture as black dots and lines on a white page (less file size will be achieved if there are less black dots and lines).
PGM is a storage format for grayscale images. Files in this format can be opened using software: ACDSee Photo Manager 14, ACD Systems Canvas 15, Corel PaintShop Pro X4. This type of file can be edited with a text editor. PGM files can be in two versions: P2 / P5. P2 are readable, P5 - to binary formats.