OTB to G4 Converter
Convert your otb files to g4 online & free
How to convert otb to g4
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to g4"
Choose g4 or any other format you need as a result (more than 200 formats supported)
Download your g4
Let the file convert and you can download your g4 file right afterwards
This format was created by Nokia for use in its proprietary phones. A bitmap image was used to transfer image files between devices over a wireless connection. It was mainly used when exchanging multimedia text messages that support inserting pictures.
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).