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16 indicators in this extension

16 indicators
0 versions analysed

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What our analysis found

KoalaSync, used by 1,000 people, is not yet reviewed by Extension Auditor. Its permissions mean it can read and change data on all websites and can inject scripts into pages. It comes from a trusted publisher and was last updated in September 2026.

KoalaSync

KoalaSync Chrome extension security report

ID: obbnmkmlaaddodakcbdljknjpagklifc

Supported Languages

🇺🇸English

Extension Info & Metadata

Status
Active
Version
3.2.0
Size
0.42 MB
Rating
4.4/5
Reviews
7
Users
1,000
Type
Extension
Updated
Sep 4, 2026
Category
Entertainment
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
Download CRX
Chrome Web Store
Report Issue
This publisherTrack record
2extensions
All still listed

Publisher Contextual Analysis

Trusted
Author
koalastuff.net
Privacy
Privacy Policy
Help
Help Center
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
No
Mailbox exists
Yes
Website
Visit
Extensions
2
Active
2
Obsolete
0
Listed
2
Unlisted
0
Users
1,004

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Screenshots & videos

Screenshot 1
Screenshot 2
Screenshot 3
Screenshot 4

Install growth

Item
Type
Severity
Description
scripting
Permission
Critical
This permission allows injection and execution of JavaScript on any webpage. Rated Critical because it can modify page content, steal sensitive data, and inject malicious code into any site the extension has access to.
<all_urls>
Host
Critical
Broad host access — the extension can read/modify content on every website.
Contextual Risk Factors
Risk Factor
High
The following context increases the overall risk:• 10% increase: Early script execution enables pre-emptive content manipulation
Broad Host Permissions
Risk Factor
High
This extension has broad host permissions allowing it to access many or all websites.
Broad Content Script Access
Risk Factor
High
This extension can inject scripts into any website.
storage
Permission
Medium
This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.
tabs
Permission
Medium
This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.
activeTab
Permission
Medium
This permission grants temporary access to the current tab. Rated Medium because it can access current page content when invoked, though limited to user-initiated actions.
Early Content Script Execution
Risk Factor
Medium
This extension runs content scripts at document_start.
alarms
Permission
Low
This permission schedules periodic tasks. Rated Low because it can only trigger events at specified times without access to sensitive data.
notifications
Permission
Low
This permission displays system notifications. Rated Low because it can only show user-visible notifications without accessing system data.

16 indicators in this extension

16 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe

About this extension

Watch party extension to synchronize video playback on YouTube, Twitch, Netflix, and HTML5 sites in real-time with friends.

Read the publisher’s full description

KoalaSync: The Privacy-First Watch Party Extension Synchronize movies, series, and videos in real-time with friends—no accounts, no tracking, no lag. Whether you're binge-watching Netflix, catching a Twitch stream, or using custom self-hosted platforms like Emby, Jellyfin, and Plex, KoalaSync keeps everyone perfectly in sync. Lightweight, open-source, and built for absolute data sovereignty. ✨ CORE FEATURES • Universal HTML5 Sync: Flawlessly synchronize play, pause, and seeking on YouTube, Netflix, Disney+, and virtually any website with a standard video player. • Smart Binge-Watching (Auto-Sync): The ultimate series coordinator. When a new episode loads, KoalaSync automatically pauses playback in a smart lobby until everyone’s video is ready. No spoilers, no one left behind. • One-Click Invitations: Generate a smart invite link. Once your friends click it, their extension instantly configures the room credentials and server settings. • Zero-Latency Protocol: Powered by a custom WebSocket architecture designed for frame-perfect, real-time coordination without buffering loops. 🛡️ UNCOMPROMISING PRIVACY Built by developers who care about security. We don't want your data. • 100% Anonymous: No accounts required, no tracking, and zero analytics. • Zero Persistence: Our official public relay server operates entirely in volatile RAM. No databases, no logs, no watch history. • Self-Hostable: Take total control. Deploy your own private relay server in seconds using Docker and connect your extension with a single click. • Pure Performance: Built with clean, dependency-free Vanilla JS to keep your browser fast and resource-friendly. 🚀 HOW IT WORKS (IN 3 SECONDS) • Open the KoalaSync popup and pick a nickname. • Click "Create Room" and copy the invite link. • Send the link to your friends, start a video, and watch together perfectly synced! 💻 OPEN SOURCE & SUPPORT KoalaSync is completely free, open-source, and MIT-licensed. Want to self-host, audit our code, or contribute? Visit us on GitHub: https://github.com/Shik3i/KoalaSync

User reviews

Extension files

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URLs
10
IPv4
6

URLs

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No URLs found
No IP addresses found

16 indicators in this extension

16 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

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One-time payment · Secure checkout by Stripe
Version
Size
Verdict
Findings
Permhash
3.2.0
Latest
0.42 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.1.5
0.40 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.1.4
0.39 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
1.4.4
0.06 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.1.1
0.37 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.1.3
0.39 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.0.2
0.36 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
3.0.1
0.35 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
2.6.4
0.31 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
2.6.3
0.31 MBNot scanned—
1a4be6c8f9d28e6f4026337e0f740d61750f8c1dd21371052eb0ad2b91962c6a
Showing 1 to 10 of 30 rows
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