3-Min Compose musicLine
Easy compose anytime anywhere!
Free · Designed for iPad. Not verified for macOS.
Create Music in Just 3 Minutes!
An easy-to-use music production & MIDI sequencer app for everyone.
musicLine is finally available on iOS!
Even with no musical experience, you can create your own original songs using simple touch controls. It's an intuitive composition app that makes songwriting fun for everyone.
Perfect for beginners, but also powerful enough for users who enjoy transcribing songs by ear or have experience with DAWs and MIDI sequencing.
▽ Why you'll love musicLine
Over 100 instruments
Choose from piano, guitar, violin, music box, ocarina, and many more. Find the perfect sound for your music.
Share your music instantly
Post your songs directly to the in-app community and share your creations with music lovers around the world.
▽ Powerful composition features
Easy editing tools
Quickly create music using the Pen, Eraser, Selection, Copy & Paste tools.
Advanced music controls
Adjust key, tempo (BPM), and individual track volumes to shape your sound.
Start your composing journey today!
Download musicLine now and bring your own melodies to life.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
・Added user pages
・Added profile editing
・Added follow feature
The developer, Katsuma Akamatsu, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
- Diagnostics
Data Linked to You
The following data may be collected and linked to your identity:
- User Content
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Katsuma Akamatsu
- Size
- 245.2 MB
- Category
- Music
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
English and 3 more
- English, Japanese, Korean, Traditional Chinese
- Age Rating
13+
- 13+
- Frequent
Contests
Infrequent
Profanity or Crude Humor
Contains
Advertising
Messaging and Chat
User-Generated Content
Social Media
- Copyright
- © 2026 MUSIC LINE