How to customize ringtones for iPhone on computer?

It is really an annoying thing that only songs purchased from iTunes can be customized iPhone ringtone. However, if you just want to customize ringtones for iPhone from songs that already exist on your computer, or don't want to buy expensive music online as your iPhone ringtone, you can refer to this guide to customize ringtones for iPhone .

To customize ringtones for iPhone, you will need a professional iPhone Ringtone Maker. iMacsoft iPhone Ringtone Maker is a good choice, it can customize iPhone M4R Ringtone from various Video Audio files, then transfer the M4R ringtone to iPhone or iTunes automatically. It can support iPhone 5, iPhone 4s, iPhone 4, iPhone 3GS, iPhone iOS 6.

Step 1: Load a video/audio file
Load video/audio files by clicking "Browse" button and audio/video files are shown up in the "Open File" textbox. Locate the video/audio files on computer local, choose the files in the dialog box and press "Open" button to load video/audio file. Or turn the top "File" menu and choose "Open File" option to load file.

Step 2: Adjust the output settings
Enter the name in the "Output File Name" textbox or keep the original name, and click "Browse" button on the right side of the "Output Folder" to choose a folder for saving the outputted ringtones.
Tips: After customize ringtones for iPhone, you can click "Open" button to view the ringtone directly.

Step 3: Customize the ringtone
1. Extract a clip
Click "Play" button to listen the music and find the part you want. Drag and drop the start & end sliders to get a music clip, or click "Set Start Point" and "Set End Point" buttons to extract a clip when the player comes to the points you want, or type the start & end time directly in the corresponding text boxes.
2. Add fade-in and fade-out effects
Check the "Fade in" and "Fade out" checkboxes, and set the fade-in and fade-out time according to your need.
3. Adjust ringtone volume
Drag the volume slider to set the ringtone volume freely.

Step 4: Adjust the file transfer settings
If you want, check "Add to iTunes" and "Add to iPhone/iPad 2" options to let the program upload the ringtone to iTunes and your iPhone directly after conversion. Click "Manage Ringtone" button to manage all the ringtones you uploaded to iPhone in the "Ringtone list" dialog that opens.

Step 5: Customize ringtones for iPhone
Press "Generate" button to customize ringtones for iPhone and you can open the ringtone files on computer local by clicking "Open" button. You can also transfer the ringtones to iPad/iPod touch/iPhone library, even sync the ringtone to iTunes library, of sure you can manage all iPhone ringtones on a separated window with this iPhone Ringtone Maker, manage them in the list and allow you to freely delete, rename or transfer them.