Step 1: Click “Browse” on the right side of "Input File" to import the file that you want to make ringtone from it.
Step 2: Play it and listen the music to find the segment that you want to use it as ringtone. Then drag and click the start & end slider to set your wanted segment, or type the start & end time in the corresponding text box directly to get the exact segment. You also can pre-listen the converted audio before generate.
Step 3: Click “Browse” on the right side of "Local Output Folder" to choose the output destination.
Step 4: Check "Export to iPhone" option, the converted ringtone will be load to your iPhone directly.
Step 5: After all the settings are finished, click “Generate” to begin making your own iPhone ringtone.