動画倍速コントローラー ｜ PiP & シアターモード

What it can reach

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

• Run its own code on the pages it can access scripting
• Act on the current tab, but only after you click it activeTab
• Store data in your browser storage

The full permission history for this extension →

The publisher

FocusUtility.

Like this one

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

1. Video Speed Controller Plus Describes nearly the same job, smaller audience 12 users
2. Playback Speed Stepper Describes nearly the same job, smaller audience 5 users
3. Velocity - Universal Video Speed Controller Describes nearly the same job, smaller audience 85 users ★ 5.0
4. Speedster – Video Speed Controller Describes nearly the same job, smaller audience 5 users
5. Video Speed Control Describes nearly the same job, smaller audience 510 users ★ 3.8

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.