ChaMusic

Play, Convert, Organize Music

Free · Designed for iPad. Not verified for macOS.

ChaMu is a music player that manages and plays the audio files stored on your device. You can also turn any song into your own custom ringtone in just a few taps. It brings in Apple Music library tracks that are synced to your device, all in one screen. You can extract just the audio from a video file - handy for lecture recordings or your own footage when you only want the sound. ■ Ringtone Maker Pick any song and select a segment up to 30 seconds to create your own ringtone Apply fade-in and fade-out for a smooth start and finish Save it and go straight to the ringtone-assignment sheet to set it as your call or text tone ■ Trim Music Cut exactly the part you want while viewing the waveform Enter exact start/end times or drag to select the range Apply fade-in and fade-out Save the trimmed file and share it to other apps ■ Import & Library Import MP3, WAV, AAC, and AIFF files from the Files app and play them instantly Manage synced Apple Music library tracks and imported files together in one list Sort by title or date added, with Korean/English alphabetical indexing for quick browsing Search by song, artist, or file name Choose to replace, skip, or cancel when re-importing a file with the same name (with an "apply to all" option) ■ Video to Audio Convert videos from your Photos library or Files into audio Supports formats like MOV and MP4 (some formats, such as AVI, aren't supported on iOS) Save converted files straight to your library or store them separately Select multiple videos and convert them all at once ■ Playback Background playback with lock screen and Control Center support 8 equalizer presets (Flat, Pop, Rock, Jazz, Ballad, Bass Boost, Treble Boost, Vocal Boost) Real-time audio spectrum visualization Create and manage playlists Shuffle playback and view the play queue ■ Video Playback Play videos stored on your device from a dedicated tab All processing happens on your device, using only the files you own. No sign-up or login required - just install and go. Contact: charislab.ai@gmail.com

Ratings & Reviews

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- Redesigned the app icon. - Fixed an issue where music would skip to the next track when receiving a call, text, or emergency alert during playback. - Fixed a crash that could occur while browsing the Video tab. - Fixed garbled file names when converting videos to audio. - Improved the file-name conflict prompt when trimming audio or creating ringtones. - General stability improvements.

Version 1.0.1

The developer, JunSik Park, 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:

    • Identifiers
    • Usage Data

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Identifiers
    • Usage Data

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • JunSik Park
Size
  • 7 MB
Category
  • Entertainment
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and Korean
Age Rating
4+
Copyright
  • © 2026 CharisLAB. All rights reserved.
  • Developer Website
  • Privacy Policy