is there any software that capable of doing this??

for e.g,lets say I have an AMR file,1 minute long.. but I want to cut it and save only from 0:20sec to 0:25sec.
is there any software that can do this ??? (for cell phone only!)

possible on comp..dunno about editing withing phone..

possible on comp..dunno about editing withing phone..

about the computer.. I know. but im looking for one to use on my phone
well we'll just wait and see,maybe someone knows..

what software can I use to convert amr files to mp3 on my computer?