+Sub

Load subtitle to a HTML5 video.

+Sub Chrome Extension for Loading Subtitles on Videos

+Sub is a Chrome extension that brings convenience in adding subtitles to your HTML5 videos. This tool, effective on various video platforms like Amazon Video, Netflix, and Youtube, allows for searching and selecting desired subtitles. It supports the use of the built-in search powered by TMDB and opensubtitles, as well as using local subtitle files. It also offers features to adjust the subtitle's offset time and to view a transcript from the given subtitle. +Sub supports multiple subtitle formats and iframe videos too.
Install from Chrome Web Store

Extension stats

Users: 10,000+
Rating: 3.81
(121)
Version: 6.5.2 (Last updated: 2023-10-03)
Creation date: 2018-11-13
Risk impact: Moderate risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • webNavigation
  • scripting
  • storage
  • activeTab
Host permissions:
  • https://*/
Size: 755.71K

Other platforms

Not available on Android
+Sub (v6.5.6)
4.18 (17) 613
Not available on Edge
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Extension summary

Load subtitle into any video.

Add a subtitle, with a few clicks, to the current video.

By using +Sub, you can search and select your desired subtitle which will be displayed on the video.

This plugin supports Amazon Video, Netflix, Youtube and many more.

You can either way to use the built-in search (powered by tmdb and opensubtitles), to search your desired movie in the desired language or you can simply use your local subtitle files.

+Sub has the capability to synchronize the subtitle with the given video. You can simply adjust the offset time in the +Sub dialog, which will directly applied to the subtitle.

+Sub has can show the transcript from the given subtitle, which is even copyable with shift+left-click.

See more

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works well for various streaming platforms like Netflix and Prime Video
  • Helpful for users seeking subtitle options while watching videos
  • Highly preferred by users who have tried other subtitle extensions
  • Good compatibility with mobile versions according to some reviews
  • Some users appreciate the availability of multiple languages for subtitles
Cons
  • Frequent reports of it not working, especially on Disney+
  • Issues with subtitles not appearing or showing incorrect duration
  • Bugs related to the subtitle search functionality
  • Not compatible with Mozilla Firefox
  • Missing features like shortcut hotkeys for show/hide subtitles
Most mentioned
  • Not working anymore
  • Works perfectly for some users
  • Great for watching from the web
  • Missing subtitle functionality
  • Needs improvements for subtitle detection or entry
User reviews
Doesn't work anymore. After selecting the subtitles nothing happens, they're not visible.
by ad, 2025-01-02

not working anymore

Wow!!! Awesome for watching from the web. The best SUB overlay you can find out there update: NOT working anymore Update 2: It works again
by Retalin XB, 2024-11-26
View all user reviews

Extension safety

Risk impact

+Sub requires a few sensitive permissions. Exercise caution before installing.

Risk likelihood

+Sub has earned a good reputation and can be trusted.

Upgrade to see risk analysis details

Promo images

+Sub small promo image
Small promo image

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