Youtube 4K Downloader

Download any YouTube Video at (720p, 1080p, UHD, 60FPS, HDR, 2K, 4K, 8K) qualities and download audio extracted from video at the best quality.

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YouTube 4K Downloader is a powerful Chrome extension that enables users to download YouTube videos effortlessly in a wide range of resolutions and formats. Supporting high-definition qualities such as 720p, 1080p, 2K, 4K, and even ultra HD 8K, it caters to users seeking high-quality video content offline.

The extension adds a simple green download button directly below YouTube videos, allowing you to select from various formats including MP4, WEBM for video, and MP3, M4A for audio extraction. Whether you want to save videos with or without sound, including unlisted or private YouTube videos, this tool covers all options with one-click convenience. It supports multiple frame rates (30FPS, 60FPS), HDR videos, and allows downloading videos without background music. No extra plugins or complicated settings are required, making it user-friendly and efficient for downloading ultra HD content for offline viewing.

Video Productivity Utilities

By:: Jack Dylan
Daily users:: 15,586+ -110
Rating:: 3.41
(146) 0.03
Version:: 6.5.0 (Last updated: 2024-10-02)
Version code:: 5814615
Creation date:: 2021-07-18
Risk:: Very high risk impact Moderate risk likelihood
Permissions:: tabs
https://*.youtube.com/*
https://*.youtube4kdownloader.com/*
https://*.googlevideo.com/videoplayback*
webRequest
webRequestBlocking
Size:: 114.97K
Email:: su*****@youtube4kdownloader.com
URLs:: Website ,Privacy policy
Full description:: See detailed description
Source:: Firefox Browser Add-ons
Updated:: a day ago

Ranking

# 590 ▲ 7

Other rankings

#43 in Download Management

#57 in Social & Communication

#77 in Photos, Music & Videos ▲ 1

#24 in downloader keyword 80

#27 in quality keyword 31

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User reviews

User reviews of the Youtube 4K Downloader Firefox add-on are mixed. Several users report it works well and can handle large videos reliably, praising its performance. However, many others highlight significant issues: frequent non-functionality, redirects to external sites rather than direct downloading, errors especially with age-restricted content, and the requirement to install an external app. Some also complain about audio problems and lack of updates. Overall, the add-on has potential but suffers from usability and reliability problems for many users.

Pros

Works better than most other add-ons online for downloading YouTube videos
Can download even very large videos like long streams quickly and reliably
Some users appreciate the add-on and thank the developers

Cons

Frequently does not work or is non-functional, with multiple users reporting it doesn't work at all
Redirects users to external websites or fake links instead of downloading directly
Often shows error messages when trying to download videos, including age-restricted or private ones
Requires installing an external app to function, which some users dislike
Audio issues with downloaded videos, such as incorrect language tracks (e.g., audio in German)

Recent reviews

Nie działa. Przekierowuje na stronę youtube4kdownloader.com/video/download/

by GPRaccount, 2025-04-25

by Firefox user 17193744, 2025-04-24

by Firefox user 16008942, 2025-04-23

View all user reviews

Extension safety

Risk impact

Youtube 4K Downloader requires a lot of sensitive permissions. Exercise caution before installing.

Risk impact analysis details

Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood

Youtube 4K Downloader is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details

Medium This extension has medium user count. Unpopular extensions may not be stable or safe.
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