Convert ch4 to bmp Online: ch42bmp
You can use Tom's Editor to easily convert images from
4x8 font .CH4 to Microsoft Windows bitmap .BMP.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
4x8 font is an image format with extension CH4.
Format created by Microsoft for their Windows and OS/2 operating systems. Images can be compressed or not.