McFunSoft Audio Editor is an authoring editor developed to let you create, edit, filter, apply effects and convert audio files.
It supports Compressed WAV (GSM, ADPCM, DSP, U-Law, A-Law), MPEG2 Layer 3 (MP3), MPEG2 Layer 2 (MP2), WMA, Ogg Vorbis, AIFF, AU, MPC, VOX, RAW (Uncompressed PCM, U-Law, A-Law), G.726, G.723, G.721 audio formats.
With this program you can play an audio file or any selected part of it, and record audio files from a microphone or other devices connected to your computer and add special effects like for instance Amplify, Delay, Equalize, Fade, Normalize, Reverse, Silence, Stretch, Vibrato, Echo, etc. It is also possible to join or split files.
Additionally you can apply filters like Ban Pass, High Shelf, Notch, etc. insert noise or silence, convert audio files and edit tags for audio files with information like Artist, Album, Title, Year, Comment, Track, Genre.
This is a nice program (it looks a lot like audacity, an open source audio editing software), it has a good looking graphic interface with some interesting visuals that include bar, waveform, spectrogram. You can easily start using it and will certainly find it useful if you often need to edit audio files.
If you want to test this software, a free 30 day trial is available for download.