# SpeedX — Video Speed Controller

> Control playback speed on YouTube, Netflix, Prime Video, Hotstar, Disney+, and all video platforms. Custom hotkeys, frame seeking, and a sleek liquid-glass HUD.

Canonical page: [https://chrome-stats.com/d/speedx-video-speed-controller](https://chrome-stats.com/d/speedx-video-speed-controller)

## Overview

- **ID:** `speedx-video-speed-controller`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Dibash Dutta
- **Category:** photos-music-videos,games-entertainment
- **Daily users:** 4
- **Weekly downloads:** 2
- **Version:** 2.1
- **Last updated:** 2026-07-31
- **First published:** 2026-07-22
- **Size:** 36 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/speedx-video-speed-controller/)

## Description

SpeedX is the ultimate universal video speed controller designed to give you complete power over HTML5 video playback across any website or OTT streaming platform.

Whether you're watching online lectures, tutorials, YouTube videos, or streaming your favorite shows on Netflix, Prime Video, Disney+, or Hotstar, SpeedX lets you adjust playback speed instantly with intuitive hotkeys and a sleek floating controller.

⚡ KEY FEATURES:

• Universal Compatibility: Works seamlessly on YouTube, Netflix, Prime Video, Hotstar, Disney+, Twitch, Vimeo, Facebook, and embedded video players (including iframes & Shadow DOM).
• Instant Hotkey Control: 
   - [D] Speed Up (0.1× steps)
   - [S] Slow Down (0.1× steps)
   - [R] Reset to Normal Speed (1.0×)
   - [V] Toggle Previous Speed
   - [Z] Seek Backward (3s default, customizable)
   - [X] Seek Forward (3s default, customizable)
• Fully Customizable Shortcuts: Remap any shortcut key directly from the popup menu.
• Custom Seek Interval: Choose your preferred jump interval (3s, 5s, 7s, 10s, 15s).
• Sleek Liquid-Glass HUD: Modern, customizable floating controller overlay with adjustable blur, opacity, and size scale.
• Per-Site Memory: Automatically remembers your preferred speed settings per website.
• Light & Fast: Zero tracking, no background overhead, and strict privacy protection (no data collection).

🔒 PRIVACY PROMISE
SpeedX collects ZERO user data or browsing history. Everything is stored locally on your browser.

## Rankings

- #49,165 — Overall
- #55 — video speed
- #217 — speed

## Permissions and access

### Permissions

- `storage`
- `tabs`
- `activeTab`
- `scripting`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/speedx-video-speed-controller)