Aimersoft iPhone Ringtone Maker is the best iPhone ringtone maker and iPhone ringtone converter for you to make your own ringtone for iPhone 3G, iPhone 3G S from your favorite music or video. It can support all common audio and video formats like AVI, MPEG, WMV, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP, WMA, WAV, RA, M4A, MP3 and so on. That means you can convert MP3 to M4R or other formats to M4R and make your own ringtone for your iPhone. With this best iPhone Ringtone Maker, you can transmit and convert your audio and video files to iPhone M4R ringtone. Aimersoft iPhone Ringtone Maker can also allow you to clip any imported file and set it as your ringtone. Moreover, you can transfer the ringtone to your iPhone and iTunes directly. Key Features: 1. Support all common video formats Aimersoft iPhone Ringtone Maker can convert AVI, MPEG, WMV, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP to M4R for iPhone ringtone. 2. Support all common audio formats This iPhone ringtone maker supports converting WMA, WAV, RA, M4A, MP3 to M4R for your iPhone, its also a MP3 to M4R Converter. 3. Support iphone, iphone 3G, iphone 3Gs Aimersoft iPhone Ringtone Maker filly supports any type of iPhone, such as iPhone 3G, iphone 3Gs. 4. Get any clips from video and audio With this iPhone Ringtone Maker, you can clip any segment from your files to iPhone as your ringtone by setting start time and end time, adjust ring volume and make the ringtone fade in and fade out. 5. Transfer the ringtone to iPhone and iTunes directly Aimersoft iPhone Ringtone Maker allows you to transfer ringtone to iPhone and iTunes directly . 6. Manage Added iPhone ringtones You can remove the added iPhone ringtone freely. 7. Easy to use You need only a few clicks to accomplish the whole iPhone ringtone maker and transfer process.