YTMP4 focuses on downloading online videos for offline viewing in selectable MP4 resolutions. It is catalogued under Downloaders & offline video on PulseGate.

Who should use YTMP4?

YTMP4 is a consumer product built for firefox users who want to save online videos offline.

What platforms does YTMP4 run on?

YTMP4 runs on the web and embeddable surfaces.

Is YTMP4 still maintained?

Unverified. YTMP4 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 YTMP4?

Similar projects tracked by PulseGate include Youtube, YouTube Downloader, and YouTube Video Downloader.

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YTMP4

Name: YTMP4
Author: ytmp4

mozilla.orgDownloaders & offline video

YTMP4 is a Firefox browser extension that downloads and converts online videos into MP4 files. It supports multiple resolutions, including HD and 4K, and uses several conversion APIs for video processing.

FreeWebEmbeddable

Visit mozilla.org

Overview

6 features

YTMP4 is a Downloaders & offline video project. It focuses on downloading online videos for offline viewing in selectable MP4 resolutions. It is built as a consumer product for firefox users who want to save online videos offline. It is available for free. YTMP4 is available on the web and embeddable surfaces.

ytmp4 builds and maintains YTMP4, and it first shipped in 2026. Among its 6 catalogued features are video downloading, MP4 conversion, and resolution selection. The interface is available in 32 languages, including Czech, German, and Greek.

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

Video downloading
MP4 conversion
Resolution selection
4K support
Offline viewing
Multiple download engines

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

Indexed11 Sept · 23:55 UTC
YTMP4 - YouTube Videos Downloader verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about YTMP4

What does YTMP4 do?: YTMP4 focuses on downloading online videos for offline viewing in selectable MP4 resolutions. It is catalogued under Downloaders & offline video on PulseGate.
Who should use YTMP4?: YTMP4 is a consumer product built for firefox users who want to save online videos offline.
Is YTMP4 free?: Yes — YTMP4 is free to use.
What platforms does YTMP4 run on?: YTMP4 runs on the web and embeddable surfaces.
Is YTMP4 still maintained?: Unverified. YTMP4 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 YTMP4?: Similar projects tracked by PulseGate include Youtube, YouTube Downloader, and YouTube Video Downloader.Youtube YouTube Downloader YouTube Video Downloader
Who develops YTMP4?: YTMP4 is developed by ytmp4.
How long has YTMP4 been around?: YTMP4 first shipped in 2026.

At a glance

Pricing: Free
Platforms: Web
First seen: 11 Sept 2026
Built for: Firefox users who want to save online videos offline
Model: B2C
Solves: Downloading online videos for offline viewing in selectable MP4 resolutions.

Registered as

Firefox Add-ons: ytmp4

Index record

Indexed: 11 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 11 Sept 2026

Identity audit (13)

Slug: ytmp4-youtube-videos-downloader-mozilla-org
Lifecycle state recorded: 11 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 11 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
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: 11 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/ytmp4

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