Video Sync Space for Youtube

Name: Video Sync Space for Youtube
Rating: 5 (1 reviews)
Author: bugmachine

Watch YouTube videos in perfect sync with friends. Includes real-time chat, magic invite links, and requires no registration

Overview

Firefox Add-ons Store

Daily users

Data as of 2026-07-26

Rating:

5.00

(1)

Version:

1.3.1

Last updated: 2026-07-05

Features & Capabilities

VSS (Video Sync Space) is a lightweight browser extension designed to let you watch YouTube videos perfectly synchronized with your friends. If someone in the room clicks pause, play, or rewinds the video, the player updates for everyone instantly.

How it works:

Open any YouTube video.
Open the extension and create a room.
Generate a magic invite link and send it to your friends.
When they click the link, they automatically join your room.

Key Features:

Real-Time Synchronization: Fast and precise syncing of play, pause, and timeline seeking via WebSockets.
In-Page Live Chat: Talk with your friends directly on the YouTube page. The chat overlay is lightweight and does not save or store any message history.
Magic Links: No need to manually copy or type Room IDs and passwords.
No Registration: Zero setup required. No accounts, no emails, no tracking.

Who is this for: This tool is built for users looking for a fast, no-nonsense way to co-watch content. It is a great fit if you want to host a YouTube watch party, sync YouTube videos with someone across the globe, or if you are simply looking for a lightweight, secure Teleparty alternative focused specifically on YouTube video synchronization.

User Growth & Download Statistics

Add-on

By:

bugmachine

Daily users:

Rating:

5.00

(1)

Version:

1.3.1 Last updated: 2026-07-05

Version code:

6339606

Creation date:

2026-05-25

Risk:

Host permissions:

https://vss.system-node-77.xyz/*

Content scripts matches:

Size:

33.14KB

URLs:

Full description:

Source:

Firefox Add-ons Store

Data ingested on:

2026-07-26

Compare stats and ranking:

Ranking

# 76,809 ▲ 96

Other rankings

#144 in invite keyword 11 ▲ 4#192 in sync keyword 38 ▼ 6

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.

Developed by:

bugmachine

Firefox Add-ons Store

https://addons.mozilla.org/firefox/addon/video-sync-space/

User Reviews

I needed this extension makes things easier thanks

by B3*****, 2026-07-07

View all user reviews ›

Is Video Sync Space for Youtube Safe?

Risk impact

Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Video Sync Space for Youtube requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details

Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood

Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Video Sync Space for Youtube is recently added, and hasn't been around long enough for us to gather enough data to accurately assess its risk level.

Risk likelihood analysis details

High This extension was recently updated in the past month. New updates may not be stable or safe.
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