Multi Track Recorder v1.1 - MeTeoR is a digital multi-track recorder designed specifically for the Pocket PC. The program features up to 12 tracks of high quality audio, a built in mixer and multi-effects processor. .
Nokia Virtual Mixer - Nokia DJ Mixer has 2 functions, mixer and karaoke. With DJ Mixer you can create your own playlists or load an existing playlist from within the the music files on your device. The only problem that I found with this is that it will only add MP3's that you have stored
Noise Detector The program captures the noise in the room, and when you reach a certain level, performs one of the following: Call the phone number, sending SMS messages, send MMS messages, sending e-mails
Guitar Phone Guitar Phone is a guitar simulator app for k810. Create, record, and play your favorite song with this guitar simulator
Vodafone Music Pod - India FREE app for Vodafone India Mobile subscribers where you can Search songs of your choice and Listen to more than 1 Lakh SONGS from more than 20 different languages (English, Hindi, Tamil, Telugu, etc.)