Free Boost Mobile ringtones are those ringtones that are especially made to be given out for free to people who own Boost Mobile phone services. Boost is a brand of mobile phone that was launched in Australia in 2000 and in New Zealand in 2001. Boost Mobile is a subsidiary of Nextel that provides prepaid service for the youth market, using the same iDEN technology as Nextel, and using Nextel's iDEN network. Boost offers Motorola phones exclusively. The Boost brand is primarily marketed to teenage and young adult subscribers. Hence, it provides polyphonic tones, voice tones, video tones, and popular computer games tones, exclusively targeted to a younger demographic.

The subscribers of the Boost mobile service can just log on their official Web site, sign up and get regular updates on the new ringtones available. The most popular Boost Mobile ringtones are the ones designed and compiled for kids. These include things like Harry Potter, Mario Brothers and Crazy Frog tones, which are most popular right now. Among the other favorite ringtones are BBC sports, Halloween, Simpsons, Pink Panther, Fraggle Rock, Addams Family and ThunderBirds.

There are also various Web sites that offer a free ringtone catalogue, full of numerous types of ringtones suitable for specific handsets. Many popular ringtones include national anthems, sports team theme songs, and well-known songs from popular rock bands. The Boost network regularly provides new ringtones of songs by artists that are popular in Australia and New Zealand. Also, with great support from Motorola, it has captured the market because of its innovative polyphonic ringtones.