KeyTempo
Music Pitch & Tempo Changer
Free · Designed for iPad. Not verified for macOS.
A music player that lets you independently adjust pitch and tempo in real time.
Key Features
- Pitch control: -12 to +12 semitones (keeps original speed)
- Tempo control: 50% to 150% (keeps original pitch)
- A-B repeat: Loop any section for focused practice
- Export: Save adjusted audio as a new file
Perfect for
- Musicians practicing at slower speeds
- Singers adjusting song keys
- Students repeating difficult sections
- Language learners slowing down audio
Why KeyTempo?
- No ads - Focus on your practice
- Intuitive UI - No complicated settings
- Real-time control - Change pitch/tempo without interruption
- Works offline - No internet needed
- No sign-up required - Install and start using immediately
Supports MP3, M4A, WAV, FLAC, AAC and more.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Added vocal tone preservation (maintains natural vocal quality when pitch shifting)
The developer, DONG CHEOL HAN, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- DONG CHEOL HAN
- Size
- 955.4 KB
- Category
- Music
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 3 more
- English, Japanese, Korean, Simplified Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2025 DONG CHEOL HAN