RetroCode 是通用的移动文件转化器，支持多种格式: SMAF (MA2,MA3,MA5,MA7), RMF, MFM, CMX, QCP, AMR (NB,WB), AAC, MP3, OGG, SWF, RA, WAV -RetroCode(tm) is a universal mobile content converter. RetroCode(tm) is able to read and write most common sample based ringtone forma

剪切MP3工具。能够在播放MP3的同时选择所需要的MP3的头部和尾部，然后另存成新的MP3。适合剪切合适的MP3作为手机铃声。-Cut MP3 tools. Be able to play MP3 at the same time to select the head and tail of the MP3, then save it as a new MP3. Suitable for cutting MP3 as ringtone.

铃声编辑源码，提供波谱界面。可以放大波谱。-Ringtone maker