G4 to OTB Converter

Convert your g4 files to otb online & free

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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).

OTB Converter

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.

How to convert G4 to OTB

Step 1

Upload g4-file(s)

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

Step 2

Choose "to otb"

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

Step 3

Download your otb

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