Extension Tracker

Video download assistant

20,000 users Rated 4.00 from 35 ratings Last updated 25 Apr 2026

By tomxuxu Live in the Chrome Web Store gnnfgamcecifdmmdpbppjhanfllffmdn Search Google ↗ Last checked 6 Nov 2026, 18:31 UTC

The listing

What the Chrome Web Store shows, as of the last check

Download video and audio from mainstream websitesSummary from the listing
Developer
tomxuxu
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Tools
First published
24 Dec 2019
Last updated
25 Apr 2026
Version
1.2.9
Size
589 KiB
Minimum Chrome
88
Languages
39 languages

Deutsch, English, Filipino, Indonesia, Melayu, Nederlands, Tiếng Việt, Türkçe, dansk, español, français, hrvatski, italiano, latviešu, lietuvių, magyar, norsk, polski, português (Brasil), português (Portugal), română, slovenčina, suomi, svenska, čeština, Ελληνικά, български, русский, српски, українська, עברית, العربية, فارسی, हिन्दी, বাংলা, ไทย, 中文（中国）, 日本語, 한국어

Website
pictureknow.com
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
20KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov2026-09-27: 20,000 users2026-10-02: 20,000 users2026-10-09: 20,000 users2026-10-16: 20,000 users2026-10-24: 20,000 users2026-10-31: 20,000 users2026-11-06: 20,000 users20,00020KTracking began27 Sep11 Oct25 Oct2026-09-27: 20,000 users2026-10-02: 20,000 users2026-10-09: 20,000 users2026-10-16: 20,000 users2026-10-24: 20,000 users2026-10-31: 20,000 users2026-11-06: 20,000 users20K
Average rating
3.904.004.1027 Sep11 Oct25 Oct4.003.904.004.1027 Sep11 Oct25 Oct4.00
Number of ratings
3527 Sep11 Oct25 Oct353527 Sep11 Oct25 Oct35
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-0620,0004.0035
2026-10-3120,0004.0035
2026-10-2420,0004.0035
2026-10-1620,0004.0035
2026-10-0920,0004.0035
2026-10-0220,0004.0035
2026-09-2720,0004.0035
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#3,895
by users, of 292,131 extensions
In its category
#864
of 115,641 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • <all_urls>Every website
Sites where it runs scripts
  • *://bilibili.com/bangumi/*bilibili.com
  • *://bilibili.com/video/*bilibili.com
  • *://detail.tmall.com/*detail.tmall.com
  • *://item.jd.com/*item.jd.com
  • *://item.taobao.com/*item.taobao.com
  • *://www.bilibili.com/bangumi/*www.bilibili.com
  • *://www.bilibili.com/video/*www.bilibili.com
  • *://www.ixigua.com/*www.ixigua.com
  • http://*/*Every website
  • https://*/*Every website
Browser features
  • alarmsRun tasks on a schedule
  • declarativeNetRequestBlock or change network requests, using rules
  • downloadsManage your downloads
  • managementManage your other extensions and apps
  • proxySend your traffic through a proxy
  • storageSave settings and data in your browser
  • webRequestWatch network requests on the sites it can reach

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Bilibili Download Helper100,000 3.52130 Tools
Simple Allow Copy30,000 3.3219 Tools
ColorPick Eyedropper20,000 2.8432 Tools
收藏猫10,000 4.3330 Tools
OCR Text Recognition7,000 2.9314 Tools
JSONView2,000 4.605 Workflow & Planning
Fat cat picture batch download2,000 3.176 Workflow & Planning
Fat cat screenshot1,000 3.673 Workflow & Planning
视频速度控制器 video speed controller1,000 5.001 Workflow & Planning
Twitter download helper930 3.002 Workflow & Planning
All 12 extensions by tomxuxu →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 6 Nov 2026, 18:31 UTC; next check around 13 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Video download assistant” (gnnfgamcecifdmmdpbppjhanfllffmdn). Chrome Web Store data, last checked 2026-11-06. https://extensiontracker.com/extension/gnnfgamcecifdmmdpbppjhanfllffmdn. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_gnnfgamcecifdmmdpbppjhanfllffmdn,
  title   = {Video download assistant (gnnfgamcecifdmmdpbppjhanfllffmdn)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-06},
  url     = {https://extensiontracker.com/extension/gnnfgamcecifdmmdpbppjhanfllffmdn},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

Browse

Top lists

Productivity

Lifestyle

Make Chrome Yours