Is SmartDub - YouTube Video Translator, Subtitles & AI Dubbing safe to install?

What data it declares

The developer declares that it collects these kinds of data:

• Personally identifiable information such as name, address, email address or age
• Authentication information such as passwords, credentials or PIN codes
• Location such as region, IP address or GPS coordinates
• Web history the list of pages you visit
• User activity such as clicks, scrolling, keystrokes or network monitoring
• Website content such as text, images or links on the pages you open

The developer also certifies that your data is not sold to third parties outside approved uses, not used for purposes unrelated to the extension's core function, and not used to decide creditworthiness or lending.

The listing links to a privacy policy.

This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

What Chrome asks you to allow

When you add it, Chrome asks you to allow it to:

• Read and change your data on all youtube.com sites, ortdlhiqpmrccklcxljr.supabase.co, and smartdub-server.vercel.app

Derived from the manifest by Chrome's documented rules; the dialog's exact wording depends on your Chrome version and language. Chrome asks again if an update requests more.

What it can reach

Specific sites only: 3 match patterns.

• *://*.youtube.com/* youtube.com and all its subdomains
• https://ortdlhiqpmrccklcxljr.supabase.co/* only ortdlhiqpmrccklcxljr.supabase.co
• https://smartdub-server.vercel.app/* only smartdub-server.vercel.app

Worth knowing

• Sign you in with a Google account identity
• Run its own code on the pages it can access scripting

Routine for an extension

• Act on the current tab, but only after you click it activeTab
• Schedule work to run later alarms
• Open a panel beside the page sidePanel
• Store data in your browser storage

Pages it runs its code on

It runs its own code on specific pages only: 1 site pattern.

• *://*.youtube.com/* youtube.com and all its subdomains

A content script is code the extension injects into pages matching these patterns. On those pages it can read and change what you see, whether or not a host permission is listed above.

How usual this is for its category

In Productivity · Tools, 20% of extensions ask for access to every site. This one: Access to specific sites only.

The typical extension there declares 3 browser permissions; this one declares 6 browser permissions.

Counted over the live extensions of the same category after our latest full pass of the store. A share is context, not a verdict: what is normal depends on what the extension is for.

Who uses it and how it is kept up

418 users

• Last updated in the store 11 days ago, on 2026-10-30.
• We have seen 7 new versions in the last 90 days.

What the store shows

• Established publisher The store's badge for publishers with a good record and no history of violations.
• Trader The publisher has declared itself a trader under EU rules.

The listing says it offers in-app purchases.

Has it asked for more over time?

This is the question a permission list on its own cannot answer. An extension that shipped narrow and widened later is a different proposition from one that always asked for the same thing.

1. 2026-09-22Asked for more permissions (9, was 7)

Versions we have seen

1. 2026-10-30Version 1.7.6
2. 2026-10-21Version 1.7.5
3. 2026-10-20Version 1.7.4
4. 2026-10-17Version 1.7.3
5. 2026-10-16Version 1.7.2
6. 2026-09-25Version 1.7.1
7. 2026-09-22Version 1.7.0 · Asked for more permissions (9, was 7)

Who publishes it

zeyuaifast, who publishes 2 listings we track. This listing has been in the store since 2026-05-30 and was last updated on 2026-10-30.

Similar extensions that ask for less

Listings close to this one in what they say they do, which declare less reach. Less reach is not a verdict on either: compare what each needs for the job.

1. InstDub — Your Language. Every Video. Access to specific sites only · 3 permissions, 9 site patterns 5 users
2. HearSub – YouTube Video Translator & AI Dubbing Access to specific sites only · 4 permissions, 5 site patterns 235 users ★ 5.0
3. TubeDub – Translate & Dub YouTube Access to specific sites only · 4 permissions, 2 site patterns 14 users ★ 5.0

How to check or remove it in Chrome

1. Type chrome://extensions in the address bar and find the extension in the list.
2. Open its details. The site access setting shows where it can run; set it to run only on click and it reaches a page only after you press its icon.
3. To uninstall it, choose Remove on the same page.

Questions people ask

What can SmartDub - YouTube Video Translator, Subtitles & AI Dubbing access?

Specific sites only: 3 match patterns. It declares 6 browser permissions.

What data does SmartDub - YouTube Video Translator, Subtitles & AI Dubbing collect?

The developer declares that it collects these kinds of data: Personally identifiable information, Authentication information, Location, Web history, User activity, Website content. This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

Has SmartDub - YouTube Video Translator, Subtitles & AI Dubbing asked for more permissions over time?

Its permissions changed once while we watched, on 2026-09-22.

Does SmartDub - YouTube Video Translator, Subtitles & AI Dubbing publish a privacy policy?

Yes, the store listing links to a privacy policy.