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Open JTalk TTS

Chrome extension by 牛牛 · Productivity · Tools

A Chrome extension in Productivity · Tools with 15 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 1 screenshot

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

Users
15
Rating
not rated yet
Users, last 17 days
unchanged
Version
1.1.1
Updated in the store
2026-02-12
Published
2026-02-12
Manifest
V3
Browser access
3 permissions

How it has moved

Users
unchanged since 01.09
14-17 · 8 readings
  1. 2026-09-0115
  2. 2026-09-0217
  3. 2026-09-0514
  4. 2026-09-0615
  5. 2026-09-0814
  6. 2026-09-0916
  7. 2026-09-1317
  8. 2026-09-1715
Users
unchanged since 01.09
14-17 · 8 readings
  1. 2026-09-0115
  2. 2026-09-0217
  3. 2026-09-0514
  4. 2026-09-0615
  5. 2026-09-0814
  6. 2026-09-0916
  7. 2026-09-1317
  8. 2026-09-1715

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Open a panel beside the page sidePanel
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

牛牛 publishes 4 listings we track, 188 users between them.

  1. Geminavi Sidebar Agent 牛牛 · Productivity · Tools · published 2025-04-21 154 users
  2. NicoNico Multi-Tool 牛牛 · Productivity · Tools · published 2026-06-09 18 users
  3. Sidebar Agent 牛牛 · Productivity · Tools · published 2026-09-10 1 users (last published figure)

Like this one

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

  1. Porua Describes nearly the same job, smaller audience 14 users ★ 3.0
  2. Kokoro TTS Sender Describes nearly the same job, smaller audience 170 users ★ 4.7
  3. AI speaker - Text to speech Describes nearly the same job, smaller audience 2k users ★ 4.9
  4. Read Aloud - Deepgram TTS Describes nearly the same job, smaller audience 5 users
  5. Text-to-Speech with OpenAI TTS Describes nearly the same job, smaller audience 267 users ★ 4.0

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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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.