Hi guys, we know the convenience that the native iPhone ringtone can be added into contacts, used as alarm and timer. However, we may get tired of limited native iPhone ringtone even we changed these melodies circularly. To have favorite music songs on iPhone as ringtone, we may use WinX iPhone Ringtone Maker, a professional and innovative iPhone (iPhone 5, iPhone 4S, iPhone 4, iPhone 3GS, iPhone 3G) ringtone creating program which empowers users to convert audio to iPhone ringtone file. Also, below is a how-to of adding audio files of various formats to iPhone. Previously download and install on computer ==> WinX iPhone Ringtone Maker [How to] convert various audio to iPhone ringtone file (M4R) 1. launch WinX iPhone Ringtone Maker 2. Basic three steps: add audio file, set duration, get ringtone process started! Tips: Overview and individual settings of WinX iPhone Ringtone Maker 1.Add Fade-in and Fade-out Effects - add fade-in and fade-out effect that will lead a much goodlier audio. You can also select any segment of audio as ringtone by clicking the left and right part in the play area or defining the "Start Time" and "End Time". 2. Looping Play and Writing Tag Information - choose "Loop play select part" in WinX iPhone Ringtone Maker before converting If you would like to loop play ringtone. Or define ringtone information, including Title, Artist, Album, Genre and Year, so you can wirte tag information in your ringtone. 3. DSP Function for Beautifying the Ringtone - supports DSP function which enables user to increase or decrease the original audio volume by dragging the "Grain" button. Moreover, no worry about the original high and low distorted voice that could not be played by iPhone. The "High Pass" and "Low Pass" could help you out. Specifications: Input supported: almost all current audio formats like MP3, WAV, WMA, OGG, AAC, MP4, M4A, FLAC, FLA, MPC, MP+, MPP, AIFF, AC3, APE, MP2, MP1, M4B, XM, IT, S3M, MOD, MTM, UMX, etc.