Ringtone 4 uFree
Cut the best part of your audio song and save it as your Ringtone/Alarm/Music File/Notification Tone. The cut results are stored in your sdcard Make your own MP3 ringtones fast and easy with this app. You can even record a live audio and this MP3 editor can edit and trim the best parts from it for free. Supports MP3, WAV, AAC, AMR and most other music formats. This app is also a music editor/alarm tone maker/ ringtone cutter and notification tone creator.
Downloads: 6+ (for Android)Report app for spam or abuse!
For music on your smartphone, you can easily trim the files and create new ringtunes or ringtones!