MP4 to MP3 converter
Convert MP4 video to MP3 audio online. Extract the soundtrack from MP4, MOV, or WebM and choose the bitrate — converted privately in your browser.
Audio pitch and tempo changer
Change pitch independently of tempo, preview your recording, and export WAV audio.
Loading workspace…
How to use Audio pitch and tempo changer
Change pitch independently of tempo, preview your recording, and export WAV audio.
Use the sample to explore the controls, or open your own files. Processing takes place on this device. Download your result before closing the tab. Supported formats and practical limits are shown in the workspace.
Audio pitch and tempo changer FAQs
Is Audio pitch and tempo changer free?
Audio pitch and tempo changer is a free online tool on ReallyUseful.Tools. No account is required.
Does Audio pitch and tempo changer run in my browser?
Audio pitch and tempo changer is designed to run in your browser where supported, so files can stay on your device instead of being uploaded to a server.
More Audio & Video
Video to GIF
Convert MP4, MOV, or WebM clips to animated GIFs. Pick start, end, frame rate, and size, then crop, add text, and optimize.
Audio trimmer / MP3 cutter
Trim and cut MP3, WAV, and M4A audio online. Select a range on the waveform, add fades, and export MP3 or WAV in your browser.
Video thumbnail grabber
Capture full-resolution thumbnails and still frames from any video. Scrub to the perfect moment and download JPG, PNG, or WebP.
Video compressor
Compress video files to a target size or quality — MP4 or WebM, any resolution. Encoded on your device, nothing uploaded.