Substital

Substital

Add subtitles to any video or movie online. Be it on Netflix, Disney+, Youtube or any other online streaming platform.

What is Substital?
Substital is a user-friendly Firefox add-on designed to facilitate adding subtitles to various video streaming platforms. Be it Netflix, Disney+, Amazon Prime, Vimeo, Youtube, or other websites, Substital aims to bridge the language gap for entertainment, language learning, or accessibility purposes. It allows users to search for, add, and manually sync subtitles for a better viewing experience. It is completely free, without ads, and requires activation by the user when adding subtitles to a video.
Merlin
Stats
Users: 7,818 ▲ 3
Version: 2.7.0 (Last updated: 2024-01-21)
Creation date: 2016-02-10
Weekly download count: 339
Firefox on Android: Yes
Risk impact: Moderate risk impact
Risk likelihood: Moderate risk likelihood
Manifest version: 2
Permissions:
  • activeTab
  • <all_urls>
  • storage
Size: 1.62M
Stats date:

Other platforms

Substital: Add subtitles to videos and movies
Substital: Add subtitles to videos and movies (v2.7.0)
4.35 (2,544) 200,000
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Merlin
Summary

Be it on Netflix, Disney+, Amazon Prime, Vimeo, Youtube or any other online streaming website - Our mission is to fill any language gap that exists whether for entertainment, language learning or to make videos accessible to the Deaf and Hard-of-Hearing.

RECENT UPDATES:

  • Added support for Disney+
  • Fixed the bug with Netflix new video player. Runs again on Netflix!

FEATURES:

  • Supports Netflix, Disney+, Amazon Prime Video, YouTube, Dailymotion, Vimeo and many other video platforms.
  • Search for subtitles with the built-in-search feature.
  • Add your own subtitles with drag and drop (supported format: SubRip (.SRT) or ZIP archive containing a .SRT).
  • Manually synchronize the subtitles, if they are out of sync.
  • Change the subtitles font size, text colour and background color.
  • Supports special characters for languages like Greek or Arabic.
  • Substital is passive by default and won't inject anything in the pages you visit. Only YOU decide when to add subtitles to a video.
See more
User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Ease of looking up or uploading subtitles
  • Customizability of subtitle appearance
  • Delay options for syncing subtitles
  • Works well with YouTube and various services
  • Can use own generated subtitles directly
Cons
  • Add-on started asking to become a VIP member of opensubtitles to load subtitles which affected functionality
  • Unable to save synchronization settings for subtitles which requires adjustment for each video or episode
  • Issues with the user interface or understanding how to use the add-on effectively
  • When uploading own subtitles, some users experience them flickering
Most mentioned
  • Requests to become a VIP member of opensubtitles impacting user experience
  • Customization and convenience of the subtitle feature
  • Issues with subtitle synchronization and user interface difficulties
  • Capability to upload personal subtitles and use them in-browser
  • Utility for non-native speakers and for accessibility purposes
Recent reviews


by DogancanYr, 2024-03-13
View all user reviews
Safety
Risk impact

Substital may not be safe to use and it requires some risky permissions. Exercise caution when installing this add-on. Review carefully before installing.

Risk likelihood

Substital is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Upgrade to see risk analysis details
Screenshots