ERF (RAW) to G4 Converter
Convert your erf files to g4 online & free
How to convert erf 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
Epson RAW Format
This format was created to store images in RAW format that were created using Epson digital cameras. The image is stored in an uncompressed form, and it can be directly printed on Epson printers. This format can be edited using the Epson PhotoRAW software or using plug-ins in other image editors.
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).