Here's how you can download the v app free for Android devices.
1. Go to the Google Play page for the free app Ringdroid.
2. Tap the Install button.
Here's a description of Ringdroid:
"The original open-source ringtone editor for Android, first published in 2008 and downloaded by millions of users worldwide.
Create your own ringtone, alarm, or notification sound from an existing audio file, or record a new one directly on the device.
This app requests permission to access your contacts for setting contact-specific ringtones and the Internet for sending anonymous usage statistics as described in the app's 'Privacy' menu. Source code is available at ringdroid.com.
This app is the only 'official' distribution of the Ringdroid open-source project; it does not, and never will, contain ads."