Turn all your MP3s into ringtones...with a single click! OneClickRingtones searches your computer for MP3 files and displays them letting you select which files you want to convert to MP3 ringtones. Select one song, or ALL of your MP3 collection. Select how long you want the new MP3 ringtones to be and click to create the new files. Your new MP3 ringtones will be stored in their own folder and your original files will not be affected.