Mobile Ringtone Converter 2.3- Powerful function for editing wav form, convert/mix multiple tracks to mobile ringtone format AMR, MMF, AMRWB+, WAV. Mobile Ringtone Converter can Convert / Record / Mix audio to Moblie Ringtone format as MP3, OGG, AMR, MMF ,AMRWB, WAV.

Mobile Ringtone Converter Features :
- Convert audio to Mobile Ringtone as MP3, OGG, AMR, MMF, AMRWB+, WAV.
- Can import WAV, MP3, OGG, MPEG, AMR, AMR WB+, AIFF, AU file.
- Can add recording track to audio. Input source is from Microphone, CD Player, Sterte Mix, Line In.
- Can edit Wavform. (cut, copy, delete, silent...).
- Can convert by selected part.
- Can set MP3 sample rate/ bit rate.
- Can set OGG quality.
- Can set AMR quality mode.
- Support customer builder.

can it make polyphonic tones which works for the 3120...?

Can 3210 play Polyphonic Ringtones ???
Never heard before!

This app is quite good, but there is a little problem that we can't adjust the bitrate of Wav files, so its quality is rather poor (just 128kb/s).