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SubDuo — Dual Subtitles for Streaming

Chrome extension by warload57 · Productivity · Education

A Chrome extension in Productivity · Education with 58 users, barely installed. Audience over the last 30 days: +24.

Specific sites only: 17 match patterns.

What the developer says, and 5 screenshots

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

Users
58
Rating
5.0 (1 ratings)
Users, last 30 days
+24
Rating, last 30 days
+5.00 in 30 days
Version
1.8.0
Updated in the store
2026-10-30
Published
2026-09-03
Manifest
V3
Browser access
3 permissions, 17 site patterns

How it has moved

Users
+24 since 01.10
34-58 · 15 readings
2026-10-30: released 1.8.0
  1. 2026-10-0440
  2. 2026-10-0838
  3. 2026-10-0939
  4. 2026-10-1040
  5. 2026-10-1345
  6. 2026-10-1653
  7. 2026-10-1854
  8. 2026-10-1953
  9. 2026-10-2157
  10. 2026-10-2255
  11. 2026-10-2356
  12. 2026-10-2555
  13. 2026-10-2757
  14. 2026-10-2958
  15. 2026-10-3158
Rating
+5.00 since 01.10
reviewsrating 0.00-5.00 · 15 readings
2026-10-30: released 1.8.0
  1. 2026-10-04reviews1rating5.00
  2. 2026-10-08reviews1rating5.00
  3. 2026-10-09reviews1rating5.00
  4. 2026-10-10reviews1rating5.00
  5. 2026-10-13reviews1rating5.00
  6. 2026-10-16reviews1rating5.00
  7. 2026-10-18reviews1rating5.00
  8. 2026-10-19reviews1rating5.00
  9. 2026-10-21reviews1rating5.00
  10. 2026-10-22reviews1rating5.00
  11. 2026-10-23reviews1rating5.00
  12. 2026-10-25reviews1rating5.00
  13. 2026-10-27reviews1rating5.00
  14. 2026-10-29reviews1rating5.00
  15. 2026-10-31reviews1rating5.00
Users
+58 since 04.09
0-58 · 26 readings
2026-09-04: appeared in the store2026-09-07: released 1.0.32026-09-14: released 1.0.42026-09-19: released 1.4.02026-09-24: released 1.5.02026-09-27: released 1.6.12026-10-30: released 1.8.0
  1. 2026-09-040appeared in the store
  2. 2026-09-071released 1.0.3
  3. 2026-09-085
  4. 2026-09-098
  5. 2026-09-1316
  6. 2026-09-1523
  7. 2026-09-1625
  8. 2026-09-2129
  9. 2026-09-2534
  10. 2026-09-2735released 1.6.1
  11. 2026-09-2834
  12. 2026-10-0440
  13. 2026-10-0838
  14. 2026-10-0939
  15. 2026-10-1040
  16. 2026-10-1345
  17. 2026-10-1653
  18. 2026-10-1854
  19. 2026-10-1953
  20. 2026-10-2157
  21. 2026-10-2255
  22. 2026-10-2356
  23. 2026-10-2555
  24. 2026-10-2757
  25. 2026-10-2958
  26. 2026-10-3158
Rating
+5.00 since 04.09
reviewsrating 0.00-5.00 · 26 readings
2026-09-04: appeared in the store2026-09-07: released 1.0.32026-09-14: released 1.0.42026-09-19: released 1.4.02026-09-24: released 1.5.02026-09-27: released 1.6.12026-10-30: released 1.8.0
  1. 2026-09-04reviews0rating0.00appeared in the store
  2. 2026-09-07reviews0rating0.00released 1.0.3
  3. 2026-09-08reviews0rating0.00
  4. 2026-09-09reviews0rating0.00
  5. 2026-09-13reviews0rating0.00
  6. 2026-09-15reviews0rating0.00
  7. 2026-09-16reviews0rating0.00
  8. 2026-09-21reviews0rating0.00
  9. 2026-09-25reviews0rating0.00
  10. 2026-09-27reviews0rating0.00released 1.6.1
  11. 2026-09-28reviews0rating0.00
  12. 2026-10-04reviews1rating5.00
  13. 2026-10-08reviews1rating5.00
  14. 2026-10-09reviews1rating5.00
  15. 2026-10-10reviews1rating5.00
  16. 2026-10-13reviews1rating5.00
  17. 2026-10-16reviews1rating5.00
  18. 2026-10-18reviews1rating5.00
  19. 2026-10-19reviews1rating5.00
  20. 2026-10-21reviews1rating5.00
  21. 2026-10-22reviews1rating5.00
  22. 2026-10-23reviews1rating5.00
  23. 2026-10-25reviews1rating5.00
  24. 2026-10-27reviews1rating5.00
  25. 2026-10-29reviews1rating5.00
  26. 2026-10-31reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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: 17 match patterns.

  • https://*.primevideo.com/*
  • https://www.amazon.co.jp/*
  • https://www.amazon.com/*
Show the remaining 9
  • https://www.amazon.co.uk/*
  • https://www.amazon.de/*
  • https://www.amazon.fr/*
  • https://www.amazon.it/*
  • https://www.amazon.es/*
  • https://www.amazon.in/*
  • https://www.amazon.com.au/*
  • https://www.amazon.com.br/*
  • https://www.amazon.com.mx/*
  • Run its own code on the pages it can access scripting
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.8.0 · Asked for more permissions (20, was 19) (changed: browser permissions)
  2. Version 1.6.1
  3. Version 1.5.0
Show the remaining 2
  1. Version 1.4.0 · Asked for more permissions (19, was 18)
  2. Version 1.0.4

What changed recently

  1. Now requires Chrome 116
  2. Package size changed
  3. Asked for more permissions (20, was 19) (changed: browser permissions)
Show the remaining 9
  1. Supported languages changed (12 → 20)
  2. Store description rewritten
  3. Released version 1.8.0 (was 1.6.1)
  4. Package size changed
  5. Store description rewritten
  6. Released version 1.6.1 (was 1.5.0)
  7. Package size changed
  8. Released version 1.5.0 (was 1.4.0)
  9. Package size changed

Older entries and the full day by day series are in the app.

The publisher

warload57 publishes 4 listings we track, 278 users between them.

  1. FormPilot - AI Form Autofill warload57 · Productivity · Tools · published 2026-03-09 131 users ★ 4.0
  2. Auto Like Assistant - for Tinder, Badoo & OkCupid warload57 · Lifestyle · Social · published 2026-03-03 76 users ★ 5.0
  3. SendReady: AI Rewrite & Reply Generator, Text Expander for Email & Chat warload57 · Productivity · Tools · published 2026-06-20 13 users ★ 5.0

Like this one

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

  1. Lokia - Dual Subtitles & Language Learning Describes nearly the same job, smaller audience 56 users ★ 5.0
  2. SubText Describes nearly the same job, smaller audience 112 users ★ 5.0
  3. FluentAI: Dual Subtitles for Netflix & more Describes nearly the same job, with an established audience 10k users ★ 3.6
  4. Lingosive: AI Dual Subtitles & Translator — YouTube & Netflix Describes nearly the same job, smaller audience 6k users ★ 4.3
  5. Dual Subtitles: Netflix, YouTube, Prime Video, Disney+ | Fluent by Accident Describes nearly the same job, smaller audience 6 users ★ 5.0

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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Users and rating on Ext Ops Panel

Markdown

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built