3GP videos >> AVI
is a lot of softwares and freewares able to convert 3GP keitai videos
to other formats like AVI.
Those I am using is Front
End Convert Drop, very simple and free.
Read 3GP videos
or audio on Windows
player classic and Quicktime
Alternative (or just Quicktime if you like heavy interface without
There is other ways but this one is my favorite.
AVI >> 3GP & MP3 >> 3GP
I am using 3GP_converter
for the conversion.
For file transfering, I am
Edit if I want to upload the video/sound direct to the right video/sound
SD directory (only AU / EZ web, W21CA / W31CA / W21T / W21SA / W31SA /
W32SA / W33SA / W31S / A5406CA keitais).