With support of almost all video and audio formats, this iPhone ringtone making tool can help you custom iPhone ringtone M4R from AVI, MPEG, WMV, DivX, MP4, H.264/AVC, AVCHD, MKV, WMA, WAV, M4A, MP3 etc.

Step 1: Install iPhone ringtone maker to custom your iPhone ringtone easily

Just download the iPhone ringtone maker and install it to your PC.

Step 2: Specify the input file for iPhone ringtones custom

When it were launched, you can input the music or video files for your iPhone ringtone custom.

Step 3: Check out the start and end time for your ringtone custom

After the source loading, just slide the slider and check out the start time and end time for any segment of the source to custom your iPhone ringtones at will.

Step 4: Appoint local output file

Of course you can appoint a destination folder for the local output file. And, if you've made your iPhone connected with PC, you'll find the "Export to iPhone" option available. You can also write it on if you want to custom iPhone ringtones directly.

Step 5: Custom iPhone ringtones now!

One click on the "Big" button, you can make your iPhone ringtone now!

Hint: There are limitations for free trail that only 10 seconds ringtone can be made while Clip restricted, so you need register it if you want to custom the whole ringtone.