OTB to G4 Converter

Convert your otb files to g4 online & free

Choose Files

Drop files here. 100 MB maximum file size or Sign Up

otb

On-the-air bitmap

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.

G4 Converter

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).

How to convert OTB to G4

Step 1

Upload otb-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to g4"

Choose g4 or any other format you need as a result (more than 200 formats supported)

Step 3

Download your g4

Let the file convert and you can download your g4 file right afterwards