Expstudio Audio Editor è un editor visuale di file audio, con le seguenti funzionalità:

• Edit your audio files like editing text files
• Open, create and save audio files
• Voice converting (female to male, male to female, Chipmunk, Zerus)
• Display a waveform window of an audio file and apply zooming
• Play an audio file or any part of it
• Record new audio file from a microphone or another input device
• Visually edit an audio file (Cut, Copy, Delete Silence, Paste, Paste From File, Mix, Mix From File)
• Apply different effects (Amplify, Delay, Equalizer, Fade, Flanger, Invert, Normalize, Reverse, Multi Tap Delay, Silence, Stretch, Vibrato, Echo, Chorus)
• Apply different filters to the selected part of an audio file (Ban Pass Filter, FFT, FIR, High Pass Filter, High Shelf Filter, Low Pass Filter, Low Shelf Filter, Notch Filter)
• Insert noise or silence in an audio file
• Convert an audio file from one format to another
• Use marker to locate the selected part or special part of the audio data
• Insert and change information about an audio file (Album, Artist, Channels, Comments, Copyright, Genre, Title, Year)
• and much much MORE...

Supportati i seguenti formati audio:

• Uncompressed WAV PCM
• compressed WAV (ADPCM, GSM, DSP, A-LAW, U-LAW, ALF2 and others)
• MPEG2 Layer 3 (MP3), MPEG2 Layer 2 (MP2)
• VOX (Dialogic ADPCM)
• WMA (Windows Media Audio)
• RAW (Uncompressed PCM, U-Law, A-Law)
• CDA (Audio CD Tracks)
• OGG (Ogg Vorbis)
• G.721, G.723, G.726

Expstudio Audio Editor è disponibile in due versioni, Pro e Free (comparazione); quest'ultima ha tutte le funzioni della sorella maggiore, tranne che può salvare solo in formato WAV.