Guide: How to Log in to YouTube and Spotify on SimpMusic Desktop using the "SimpMusic Utils" Extension

Guide: How to Log in to YouTube and Spotify on SimpMusic Desktop using the "SimpMusic Utils" Extension

Mon Oct 27 2025Guides
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Nguyen Duc Tuan Minh

SimpMusic Developer

Welcome to SimpMusic! To fully enjoy your personal music library, favorite playlists, and recommendations from YouTube and Spotify directly on the desktop app, you need to log in.

This article will guide you on how to use the "SimpMusic Utils" Chrome extension to sync your login information safely and quickly.

Prerequisites

Before you begin, make sure you have:

  1. SimpMusic Desktop App: https://www.simpmusic.org/blogs/en/simpmusic-desktop-alpha
  2. Google Chrome Browser or any other
  3. SimpMusic Utils Extension: maxrave-dev/utils: A Chrome extension that extracts cookies from YouTube Music and specifically the `sp_dc` parameter from Spotify for SimpMusic client

Detailed Steps

Step 1: Install the "SimpMusic Utils" Extension

Step 2: Log in to Accounts on Your Browser

SimpMusic Utils will get the login information from your browser's session. Therefore, you need to log in to both services, YouTube Music and Spotify.

Make sure you are successfully logged in and can access your personal content (like playlists) on both websites.

Step 3: Get Login Data from the Extension and paste to the app

  • Open SimpMusic desktop app first, go to Settings -> Log in to YouTube -> Click to the dev button on the right corner
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  • Open SimpMusic Utils extension, click Extract Cookies, both String and Netscape format
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  • Back to the app, paste them
  • Done! (the Spotify same)

Conclusion

With just a few simple steps, you have unlocked the full power of SimpMusic desktop app. Using the SimpMusic Utils extension ensures this process is secure, as you don't need to enter your passwords directly into the app.

Enjoy your music! If you encounter any issues, don't hesitate to contact our support team.

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SimpMusic is sponsored by:

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Crowdin and Sentry both have a free enterprise plan for Open-source projects. Follow the URLs:

Check out the Vercel open-source program

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