1. MP4Box Installation

• Install MP4Box, and ensure that MP4Box is correctly added to the environment variables.

2. Downloading AAC Using Python

• To download AAC files, I recommend using WorldObservationLog's AppleMusicDecrypt.

3. Supported Codecs

• alac (audio-alac-stereo)
• ec3 (audio-atmos / audio-ec3)
• ac3 (audio-ac3)
• aac (audio-stereo)
• aac-binaural (audio-stereo-binaural)
• aac-downmix (audio-stereo-downmix)

Apple Music ALAC / Dolby Atmos Downloader

Original script by Sorrow. Modified by me to include some fixes and improvements.

How to Use

1. Create a virtual device on Android Studio with an image that doesn't have Google APIs.

2. Install this version of Apple Music. You will also need SAI to install it.

3. Launch Apple Music and sign in to your account (subscription required).

4. Port forward 10020 TCP: adb forward tcp:10020 tcp:10020.

5. Start frida server.

6. Start the frida agent: frida -U -l agent.js -f com.apple.android.music.

7. Build the project: go build -o appleDL ..

• Start downloading some albums / playlists: ./appleDL URL.
• Start downloading singles: ./appleDL --select URL (input numbers separated by spaces).
• For dolby atmos: ./appleDL --atmos URL.

Downloading Lyrics

1. Open Apple Music and log in.
2. Open the Developer tools, Click Application -> Storage -> Cookies -> https://music.apple.com.
3. Find the cookie named media-user-token and copy its value.
4. Paste the cookie value obtained in step 3 into the config.yaml and save it.
5. Start the script as usual.