Make sure you agree with our Terms of Service before proceeding with your instalation.
Read
Please read our Terms of Service first.
Download Now
Close
PURCHASE
For Free
FAQ
Questions and answers.
The Synapse experience
Originally released in October 2018, Synapse X has since redefined what it is to be an execution platform. Today, it is to Synapse that the competition is compared to, not otherwise. After all this time, we are still offering the same set of features that were welcomed by our communities and still are to this very day.

: You may see UI changes, new playback controls, or experimental features like advanced Picture-in-Picture (PiP) settings before they roll out globally. Provide Feedback TestFlight app

: Some users even report access to premium-style features during the test period, though these don't typically carry over to the final App Store version. How to Get Started with TestFlight

The TestFlight install will replace your standard YouTube app. Your login data and watch history remain intact, as the app container shares data with the main app.

YouTube officially opened its iOS beta testing via TestFlight as far back as 2016. The program serves as a sandbox for Google to test UI changes, video player updates, and premium-exclusive features with a small subset of the community.

Early access to AI-generated video summaries or "Ask" features.

Before diving into YouTube specifically, we need to understand the container. is Apple’s official beta testing platform for iOS, iPadOS, tvOS, and watchOS apps. Developers use it to distribute pre-release versions of their apps to up to 10,000 external testers.

: Download TestFlight from the App Store .

How to buy and use Synapse
Buy
Synapse X is proprietary software costing between $15 and $20 USD. You can buy a single unlimited license at the top of the page by pressing the 'Purchase' button.
Download
Download the software using the link sent to your email address. You are only allowed to use Synapse X on one PC you personally own at a time.
Register
After downloading and extracing the software, you will have to register a new Synapse account within the app using the serial key you have received by email.
Enjoy!
After your registration, you will be able to use Synapse. Partake in the community to find content to use alongside it or create your own!
Returning customer?
To retrieve your Synapse X copy, please input your email or Synapse X username below.
Questions and Answers
How long does it take for my serial key to come in my email?

Youtube Beta Testflight __link__ Jun 2026

: You may see UI changes, new playback controls, or experimental features like advanced Picture-in-Picture (PiP) settings before they roll out globally. Provide Feedback TestFlight app

: Some users even report access to premium-style features during the test period, though these don't typically carry over to the final App Store version. How to Get Started with TestFlight youtube beta testflight

The TestFlight install will replace your standard YouTube app. Your login data and watch history remain intact, as the app container shares data with the main app. : You may see UI changes, new playback

YouTube officially opened its iOS beta testing via TestFlight as far back as 2016. The program serves as a sandbox for Google to test UI changes, video player updates, and premium-exclusive features with a small subset of the community. Your login data and watch history remain intact,

Early access to AI-generated video summaries or "Ask" features.

Before diving into YouTube specifically, we need to understand the container. is Apple’s official beta testing platform for iOS, iPadOS, tvOS, and watchOS apps. Developers use it to distribute pre-release versions of their apps to up to 10,000 external testers.

: Download TestFlight from the App Store .

Can I use the software on multiple computers?
Synapse X can be used on one computer owned by the user at a time, but is otherwise not restricted to an individual PC. Changes can only be done once within a 24-hour span.