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DuoNinja - Dual captions for YouTube videos

Chrome extension by Mink · Productivity · Education

  • Established publisher
  • Trader

A Chrome extension in Productivity · Education with 2 000 users, a small but real audience.

Specific sites only: 4 match patterns.

What the developer says, and 2 screenshots

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

Users
2 000
Rating
3.8 (17 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
2.1.4
Updated in the store
2026-09-12
Published
2023-06-24
Manifest
V3
Browser access
1 permission, 4 site patterns

How it has moved

Users
unchanged since 01.09
2k · 2 readings
2026-09-12: released 2.1.32026-09-12: released 2.1.4
  1. 2026-09-012k
  2. 2026-09-162k
Rating
unchanged since 01.09
reviewsrating 3.82 · 2 readings
2026-09-12: released 2.1.32026-09-12: released 2.1.4
  1. 2026-09-01reviews17rating3.82
  2. 2026-09-16reviews17rating3.82
Users
unchanged since 01.09
2k · 2 readings
2026-09-12: released 2.1.32026-09-12: released 2.1.4
  1. 2026-09-012k
  2. 2026-09-162k
Rating
unchanged since 01.09
reviewsrating 3.82 · 2 readings
2026-09-12: released 2.1.32026-09-12: released 2.1.4
  1. 2026-09-01reviews17rating3.82
  2. 2026-09-16reviews17rating3.82

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: 4 match patterns.

  • http://localhost:3000/*
  • https://www.duoninja.com/*
  • https://www.duolingo.com/*
Show the remaining 1
  • https://www.youtube.com/*
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 2.1.4
  2. Version 2.1.3

What changed recently

  1. Package size changed
  2. Released version 2.1.4 (was 2.1.3)
  3. Package size changed
Show the remaining 1
  1. Released version 2.1.3 (was 2.1.2)

The publisher

Mink publishes 4 listings we track, 4k users between them. Listed website: duoninja.com.

  1. Lingo Champion Mink · Productivity · Education · published 2023-02-21 1k users ★ 5.0
  2. AI Prompt Saver Mink · Productivity · Workflow · published 2023-07-21 929 users ★ 5.0
  3. MultiCaptions - Multi-Language Captions for YouTube Mink · Productivity · Education · published 2025-02-11 216 users ★ 4.0

Like this one

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

  1. LingoClip — Learn Languages with YouTube Describes nearly the same job, smaller audience 5 users
  2. TalkClips Captions Describes nearly the same job, smaller audience 6 users
  3. Fluvy - YouTube Subtitle Overlay Describes nearly the same job, smaller audience 7 users
  4. SideCap Describes nearly the same job, smaller audience 3 users
  5. YouTube Subtitle Sidekick Describes nearly the same job, smaller audience 11 users

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.

Is this your extension?

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See what the panel does

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.