SpeedUp focuses on adjusting YouTube playback speed beyond the browser's default controls. It is catalogued under Video & media players on PulseGate.

Who should use SpeedUp?

SpeedUp is a consumer product built for firefox users who watch YouTube videos.

Does SpeedUp have a free plan?

Yes — SpeedUp is free to use.

What platforms does SpeedUp run on?

SpeedUp runs on the web and embeddable surfaces.

Is SpeedUp still active?

Unverified. SpeedUp has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to SpeedUp?

Similar projects tracked by PulseGate include YouTube SpeedUp, Streaming Speedup, and Media Speed Up.

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SpeedUp

Name: SpeedUp
Author: E M

mozilla.orgVideo & media players

SpeedUp is a Firefox browser extension that adds expanded playback-speed controls to YouTube videos. Users can adjust speed from 1x to 3x with an on-video slider or keyboard and mouse shortcuts.

FreeWebEmbeddable

Visit mozilla.org

5alternatives

5features

2025since

Overview

5 features

SpeedUp is a Video & media players project. It focuses on adjusting YouTube playback speed beyond the browser's default controls. SpeedUp is a consumer product aimed at firefox users who watch YouTube videos. SpeedUp costs nothing to use. It ships for the web and embeddable surfaces.

E M builds and maintains SpeedUp, and it first shipped in 2025. It operates in a well-populated space: PulseGate tracks 5 similar projects. Among its 5 catalogued features are playback speed slider, 1x to 3x speed, and keyboard shortcuts. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Playback speed slider
1x to 3x speed
Keyboard shortcuts
Mouse wheel control
Speed reset

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed16 Sep · 03:57 UTC
SpeedUp verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about SpeedUp

What is SpeedUp?: SpeedUp focuses on adjusting YouTube playback speed beyond the browser's default controls. It is catalogued under Video & media players on PulseGate.
Who should use SpeedUp?: SpeedUp is a consumer product built for firefox users who watch YouTube videos.
Does SpeedUp have a free plan?: Yes — SpeedUp is free to use.
What platforms does SpeedUp run on?: SpeedUp runs on the web and embeddable surfaces.
Is SpeedUp still active?: Unverified. SpeedUp has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to SpeedUp?: Similar projects tracked by PulseGate include YouTube SpeedUp, Streaming Speedup, and Media Speed Up.YouTube SpeedUp Streaming Speedup Media Speed Up
Who makes SpeedUp?: SpeedUp is developed by E M.
When did SpeedUp launch?: SpeedUp first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users who watch YouTube videos
Model: B2C
Solves: Adjusting YouTube playback speed beyond the browser's default controls.

Registered as

Firefox Add-ons: speedup

Developer

E M

Index record

Indexed: 16 Sep 2026
Lifecycle: Alive
Last seen: 16 Sep 2026

Identity audit (13)

Slug: speedup-mozilla-org
Lifecycle state recorded: 16 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 16 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 16 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/speedup

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