Cjam

Overview

Cjam is non-destructive MP3 editing software designed for Windows PCs. Files are imported by dragging and dropping them onto the interface, after which they can be processed and exported according to the specified settings. Operations can be defined using text input, allowing multiple independent actions to be executed sequentially. The software enables fast editing without the need for decoding and re-encoding the audio.

Key Features

• Cut MP3 files
• Join MP3 files
• Add fade effects to MP3 files
• Add silent intervals to MP3 files
• Play MP3 files
• Operate using text commands
• Save settings

Download

Download Cjam

Version: 2.7.4.0
Release Date: Oct 10, 2026
File Size: 54.4 MB
SHA-256: 1beede71d6981c6ff8c3fd74683141582c0f36e47066d46db5910d4a0695f455

Includes the .NET 8 runtime. No additional software is required.

If the latest version cannot be downloaded, the previous version is available here.

For more information, see the forum.

Resources for multiple languages are available here.

Alternative Downloads

Framework-dependent (.NET 8)

Requires Microsoft .NET 8 Runtime.

Download

File Size: 2.09 MB
SHA-256: ef5bdb98ebdbf5b095851e1faa9e9587bf2853f0904a8ec48725b813dc5e74c2

Framework-dependent (.NET 6)

Requires Microsoft .NET 6 Runtime.

Download

File Size: 2.09 MB
SHA-256: 82486a8b311799a28b43c115f8ff7d6fa0ccb7efb84aef95c8d18dd44cf64978

Supported Devices

• Microsoft Windows 10 or later

Supported File Formats

• MP3 (*.mp3)
• CUE (*.cue)
• M3U (*.m3u)
• CJAMC (*.cjc) - Cjam’s custom format
• CJAMJ (*.cjj) - Cjam’s custom format
• CJAM (*.cjm) - Cjam’s custom format
• CJAMT (*.cjt) - Cjam’s custom format
• TXT (*.txt)

Installation and Execution

1. Extract the ZIP file.
2. Place the “Cjam” folder on a drive with read/write access.
3. Run “Cjam.exe”.

Changelog

Version 1.0.0.0 - Dec 21, 2019

Version 2.0.0.0 - Jun 28, 2025

Version 2.7.4.0 - Oct 10, 2026

• Fixed a bug where unexpected behavior occurred after closing certain Profile sub-screens
• Posted text for several language files on the forum:
  • German: https://forum.cjmapp.net/viewtopic.php?t=6298
  • French: https://forum.cjmapp.net/viewtopic.php?t=6300
  • Russian: https://forum.cjmapp.net/viewtopic.php?t=6301
  • Simplified Chinese: https://forum.cjmapp.net/viewtopic.php?t=6302
  • Traditional Chinese: https://forum.cjmapp.net/viewtopic.php?t=6303
  • Japanese (user-translated): https://forum.cjmapp.net/viewtopic.php?t=6290

For detailed update information, see the full changelog.