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Polyscript - Dual Subtitles for YouTube, Netflix, Disney+ & Prime

Chrome extension by sammomichael · Productivity · Education

A Chrome extension in Productivity · Education with 16 users, barely installed.

Specific sites only: 35 match patterns.

What the developer says, and 4 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
16
Rating
5.0 (1 ratings)
Users, last 18 days
+4
Rating, last 30 days
Not watched long enough to say
Version
1.104.1361
Updated in the store
2026-09-09
Published
2026-02-25
Manifest
V3
Browser access
10 permissions, 35 site patterns

How it has moved

Users
+4 since 31.08
9-16 · 10 readings
2026-09-04: released 1.104.11802026-09-06: released 1.104.13412026-09-10: released 1.104.1361
  1. 2026-08-3112
  2. 2026-09-0213
  3. 2026-09-0510
  4. 2026-09-0611released 1.104.1341
  5. 2026-09-079
  6. 2026-09-0811
  7. 2026-09-1010released 1.104.1361
  8. 2026-09-1312
  9. 2026-09-1513
  10. 2026-09-1716
Rating
unchanged since 31.08
reviewsrating 5.00 · 10 readings
2026-09-04: released 1.104.11802026-09-06: released 1.104.13412026-09-10: released 1.104.1361
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-06reviews1rating5.00released 1.104.1341
  5. 2026-09-07reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-10reviews1rating5.00released 1.104.1361
  8. 2026-09-13reviews1rating5.00
  9. 2026-09-15reviews1rating5.00
  10. 2026-09-17reviews1rating5.00
Users
+4 since 31.08
9-16 · 10 readings
2026-09-04: released 1.104.11802026-09-06: released 1.104.13412026-09-10: released 1.104.1361
  1. 2026-08-3112
  2. 2026-09-0213
  3. 2026-09-0510
  4. 2026-09-0611released 1.104.1341
  5. 2026-09-079
  6. 2026-09-0811
  7. 2026-09-1010released 1.104.1361
  8. 2026-09-1312
  9. 2026-09-1513
  10. 2026-09-1716
Rating
unchanged since 31.08
reviewsrating 5.00 · 10 readings
2026-09-04: released 1.104.11802026-09-06: released 1.104.13412026-09-10: released 1.104.1361
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-06reviews1rating5.00released 1.104.1341
  5. 2026-09-07reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-10reviews1rating5.00released 1.104.1361
  8. 2026-09-13reviews1rating5.00
  9. 2026-09-15reviews1rating5.00
  10. 2026-09-17reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 35 match patterns.

  • https://*.youtube.com/*
  • https://*.youtube-nocookie.com/*
  • https://m.youtube.com/*
Show the remaining 9
  • https://*.youtu.be/*
  • https://*.googlevideo.com/*
  • https://*.ytimg.com/*
  • https://*.netflix.com/*
  • https://*.primevideo.com/*
  • https://*.amazon.com/gp/video/*
  • https://*.peacocktv.com/*
  • https://*.paramountplus.com/*
  • https://*.disneyplus.com/*
  • Talk to an application installed on your computer nativeMessaging
  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
Show the remaining 7
  • Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Add items to the right-click menu contextMenus
  • Run work in a hidden page offscreen
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.104.1361
  2. Version 1.104.1341 · Asked for more permissions (45, was 41)
  3. Version 1.104.1180 · Asked for more permissions (41, was 40)

What changed recently

  1. Released version 1.104.1361 (was 1.104.1341)
  2. Package size changed
  3. Asked for more permissions (45, was 41)
Show the remaining 7
  1. Store description rewritten (113 → 112 characters)
  2. Renamed from "Polyscript" to "Polyscript - Dual Subtitles for YouTube, Netflix, Disney+ & Prime"
  3. Released version 1.104.1341 (was 1.104.1180)
  4. Package size changed
  5. Asked for more permissions (41, was 40)
  6. Store description rewritten (131 → 113 characters)
  7. Released version 1.104.1180 (was 1.104.1082)

The publisher

sammomichael. Listed website: polyscript.app.

Like this one

Listings the catalog judges closest in what they say they do.

  1. Subtiltée: Learn Languages: Netflix, YouTube & More (Language Reactor Alt) Describes nearly the same job, smaller audience 645 users ★ 4.2
  2. Sabi - AI Whisper & Dual Subtitles on Netflix, YouTube, Disney+, Viki Describes nearly the same job, smaller audience 2k users ★ 4.7
  3. Learnable: Learn Languages While You Watch Describes nearly the same job, smaller audience 232 users ★ 5.0
  4. Lokia - Dual Subtitles & Language Learning Describes nearly the same job, smaller audience 20 users ★ 5.0
  5. Dual Subtitles Describes nearly the same job, smaller audience 189 users ★ 4.5

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.