001 Video Converter, convert any video to iPod, iPad, PSP, iPhone, Zune, Xbox360, The best video audio converters for MP4, Flv(Flash), Avi, Divx, Xvid, H.264, Mkv, Mpg (Mpeg-1,2), Wmv, Rm, Rmvb, Mov, Vob, 3GP, OGG, ASF, WMA, WAV, MP3, AC3, AAC, etc.
When you open an audiofile with MP3 Music Editor, it displays a waveform window, in which you could filter, apply various audio effects - with more than 20 sound effects and 6 filters provided, you could easily enhance the quality of the sound files
You can inputfiles of almost all audio formats into SwifturnFree Audio Converter: MP3, WAV, OGG, WMA, FLAC, MP2, CDA, RA, AU, AIFF, M4A, AAC, AC3, APE, MPP, VQF, etc. This sound converter provides customizable quality through optional presets.
iCoolsoft MP3 Converter can convert all popularaudio formats to MP3files and convert MP3 to other audio formats. The supported formats include MP3, AAC, AC3, AIFF, AMR, M4R, AU, FLAC, M4A, MP2, OGG, MKA, WAV, WMA, etc, with powerful edit functions
The Sound Normalizer reduce, improves, regains a volume and filesize without losing ID3, FLAC, Ogg tags of Mp3, FLAC, Ogg, APE and Wav (PCM 8, 16, 24, 32 bits, DSP, GSM, IMA ADPCM, MS ADPCM, AC3, MP3, MP2, OGG, A-LAW, u-LAW) files.