Screenshot for YouTube™ | 4K Frame & Thumbnail Cap Firefox

Screenshot for YouTube™ | 4K Frame & Thumbnail Cap

By: AtSbi
Take clean, high-res screenshots from any YouTube video instantly. No play buttons, no dark gradients. Perfect for Thumbnails & Wallpapers.

Features & Capabilities

Stop blurry screenshots. Screenshot YouTube™ extracts the original video frame in the highest quality (HD, 4K, and 8K) instantly, without the play bar or dark overlays.

Ideal for YouTubers, designers, memes, and wallpapers, this is the fastest way to grab crisp frames: Clean Capture hides the play bar, title, and CC; Lossless Quality saves in full resolution (1080p/4K/8K) as PNG or JPG; Instant & Fast works even when the video is playing; Smart Shortcut Alt+Shift+C. Privacy First: 100% on-device with no tracking.

User Growth & Download Statistics

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
AtSbi
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/youtube-frame-extractor/
Email:
q8*****@gmail.com

Permission Change History

2025-12-26: Version 1.2.2 → 1.2.3
Add Permissions: clipboardWrite
2025-12-02: Version 1.1.0 → 1.2.0
Remove Host permissions: *://*.youtube.com/*
Add Permissions: *://*.youtube.com/*
Remove Permissions: downloads scripting

User Reviews

Amazing! does exactly as described. 5*
by St*****, 2026-03-10
View all user reviews ›

Is Screenshot for YouTube™ | 4K Frame & Thumbnail Cap Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Screenshot for YouTube™ | 4K Frame & Thumbnail Cap requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Request access to the following domains: youtube.com
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
  • High ****** ******* *** ********* ********* ******** ***** *** ** ********** ****** * ******** ******* *****
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Screenshot for YouTube™ | 4K Frame & Thumbnail Cap is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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