There are many websites that offer free ringtones. Some of the most popular ones are Zedge, Mobile9, and MyTinyPhone. To download a free ringtone, simply select the one you want and click the "Download" button. Some websites may require you to create an account before downloading the ringtone. Once you have found the ringtone you want, you can either download it directly to your phone or transfer it from your computer. To download the ringtone directly to your phone, you will need to enter your phone number, as well as the carrier. Once you have entered the correct information, you should be able to download the ringtone directly to your phone. To transfer the ringtone from your computer, you will need to connect your phone to your computer via USB cable, Bluetooth, or Wi-Fi.