AthTek Free Voice Changer: Audio Effect Tool

Key Features

• It can flexibly change the voice pitch of an existing audio file from -1 to +1 octave.
• It can also change the playing speed of the audio file to be fast or slow.
• It supports to import many types of audio file such as *.wav, *.wma and *.mp3.
• It also supports to export audio files with funny sound effects to *.wav files.
• With a recording of your voice, it can change your voice to be male or female effortles

Technical Specifications

• **Publisher:** Athtek.com
• **License:** Freeware
• **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
• **Last Updated:** October 15, 2025
• **Category:** Audio And Video / Sound Editors