# HTML5 Universal Speed Hack

> Speed up or slow down HTML5 and Unity games directly in the browser. Control functions like setTimeout, setInterval, Date.now, and more to precisely adjust game speed.

Canonical page: [https://chrome-stats.com/d/html5-universal-speed-hack](https://chrome-stats.com/d/html5-universal-speed-hack)

## Overview

- **ID:** `html5-universal-speed-hack`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Rafael Lima
- **Category:** web-development,search-tools,games-entertainment
- **Daily users:** 400
- **Weekly downloads:** 47
- **Rating:** 5.00 / 5 (2 ratings)
- **Version:** 1.0
- **Last updated:** 2025-07-31
- **First published:** 2025-07-28
- **Size:** 679 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/html5-universal-speed-hack/)
- **Website:** [https://www.patreon.com/c/html5universalspeedhack](https://www.patreon.com/c/html5universalspeedhack)

## Description

HTML5 Universal Speed Hack 
Take full control over HTML5 and Unity WebGL games, as well as interactive websites. This extension allows you to accelerate, pause, or manipulate time-related functions used by scripts in your browser — perfect for gamers, developers, QA professionals, and automation users.

⚙️ What does this extension do?
The extension gives you the ability to override or disable JavaScript time-related functions used by web pages and browser games. This allows you to speed up or control how fast animations, events, timers, and game logic are executed.

🆓 FREE VERSION
✅ Basic access with:

Speed control up to 3x

Manual enable/disable of timer functions

Supported features:

setTimeout
setInterval
requestAnimationFrame
Date.now()
performance.now()

💎 VIP VERSION – EXCLUSIVE ON PATREON
🔥 Unlock turbo mode with up to 100x speed boost by becoming a VIP supporter on Patreon!

VIP Features:

Adjustable speed from 0.1x to 100x

Background tab support

Premium interface

Early access to updates and priority support

🔓 Become a supporter and unlock the VIP version:
👉 <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/a1e6fbf47e1fdd2d58e91c9ceb2afbec280c1f40b54e36950996a9477a275a2a/http%3A//patreon.com/c/html5universalspeedhack" rel="nofollow">patreon.com/c/html5universalspeedhack</a>

🎯 Who is this for?
HTML5 and Unity WebGL players who want to speed up gameplay, skip wait times, or fast-forward progression.

Developers and testers needing to simulate different time environments for debugging and analysis.

Automation users and browser power-users seeking full control over in-page execution timing.

🧠 What does each function do?
setTimeout
Runs a function once after a set delay. Commonly used for animations and delayed actions.

setInterval
Repeats a function at fixed intervals. Often used in loops and recurring events.

requestAnimationFrame
Schedules a function to run before the next screen repaint. Essential for smooth animations and games.

Date.now()
Returns the current time in milliseconds since Unix Epoch. Used for basic timing.

performance.now()
Returns a high-precision timestamp. Useful for performance measurement and benchmarking.

💬 With this extension, you control the flow of time in the browser — play, test, and develop at your own pace.

📥 Try the free version now. Upgrade to VIP and unleash full speed control!
👉 <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/a1e6fbf47e1fdd2d58e91c9ceb2afbec280c1f40b54e36950996a9477a275a2a/http%3A//patreon.com/c/html5universalspeedhack" rel="nofollow">patreon.com/c/html5universalspeedhack</a>

🔗 Connect with the developer for updates, support, and more projects:

🌐 Facebook: <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/36c7c3f6f5dfd8dbb847eba5cd8d7346d2aaab5a11fbb0c7ff0a5fcac4956c20/http%3A//facebook.com/officialrafaellima" rel="nofollow">facebook.com/officialrafaellima</a>
📷 Instagram: <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/d279d83d6e3fded4b262da6e15ded6d69a96e5ef73291cbf7b007862d6eea126/http%3A//instagram.com/rafael_limacg" rel="nofollow">instagram.com/rafael_limacg</a>
📺 YouTube (Main Channel): <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/7ff3dac144a416332a1434e97f863aab5ece07aa9a0df530ba0501fbafe89cac/http%3A//youtube.com/%40cheatenginebrazil" rel="nofollow">youtube.com/@cheatenginebrazil</a>
⚙️ YouTube (HTML5 Tools): <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/b63480a9b470fec85106d08022e26cda3aa4e884cc78570d7f97a29c99aeace9/http%3A//youtube.com/%40HTML5UniversalSpeedHack" rel="nofollow">youtube.com/@HTML5UniversalSpeedHack</a>
📞 WhatsApp (Support): +55 21 98061-9476

## Rankings

- #5,693 — Overall
- #25 — hack
- #50 — function
- #59 — html
- #70 — speed
- #121 — slow

## Permissions and access

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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/html5-universal-speed-hack)