Convert bmp to 4pm Online: bmp24pm
You can use Tom's Editor to easily convert images from
Microsoft Windows bitmap .BMP to AtariTools-800 4 players&missiles .4PM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Format created by Microsoft for their Windows and OS/2 operating systems. Images can be compressed or not.
AtariTools-800 4 players&missiles is an image format with extension 4PM.