Ultimate Ringtones is a free app that allows Android users to customize their devices with high-quality SMS sounds, notification ringtones, and alarm tones. This HQ ringtone app includes 15 sound effects, with the first 10 tunes available immediately, and the rest unlocked over the next five days. The app offers a wide variety of ringtones, including popular songs, free alarm tones, funny sounds, old phone ringtones, and SMS notification alerts.

The app is easy to use, with tap controls and a colorful interface. Simply tap once to listen to the sound and press the settings button to set it. Ultimate Ringtones allows users to set ringtones as default, contact tone, SMS notification, or alarm clock sound. This full version app is compatible with all new phones and OS. Users can also visit the developer's channel to find more fabulous ringtones for their Android phones and tablets.