AthTek Free Voice Changer is a handy audio tool for Windows users. It has a very clean interface without any exaggerated color and overstated features. It clearly lists 4 steps for you to obtain the sound effects you want.
Downloads: 97935 - Freeware - Download Now

Best audio extractor helps you with extraction of audio/sound or background music from video files. With mov Audio Extractor, you can easily extract audio tracks from AVI, MPEG, FLV, WMV, MOV, MP4, DAT, 3GP video files and save them as MP3, WAV etc.
Downloads: 77367 - Shareware - Download Now

ImTOO Blu-ray Ripper for Mac delivers the highest quality Blu-ray playback on your Mac or other digital devices, it can quickly turn your Blu-ray movies into professional-quality High Definition videos as well as common videos, audios and images.
Downloads: 105271 - Shareware - Download Now

Tune4Mac Video Converter for Mac is universal and versatile video conversion software for Mac users. This Mac video converter can convert between almost all video formats including ASF, AVI, MPEG1/2/4, WMV, MOV, MP4, 3GP, etc.
Downloads: 107792 - Shareware - Download Now

Multitrack recording and editing software with support for realtime effects through VST plug-ins (Reverb, Compression, Chorus, Delay, Pitch Shift, Graphic and Parametric EQ effects are included), audio and MIDI tracks, 24 bit soundcards and more
Downloads: 74579 - Shareware - Download Now