Extension Tracker

BlurMark

3 users No ratings yet Last updated 5 Nov 2026

By Daisuke Takayama Live in the Chrome Web Store oncjkpdooajjcjhhekgcebfcaggmpcfj Search Google ↗ Last checked 12 Nov 2026, 11:51 UTC

The listing

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

Blur what you don't want to show. Hide any element or text on a page, stored only on your device.Summary from the listing
Developer
Daisuke Takayama
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Tools
First published
5 Nov 2026
Last updated
5 Nov 2026
Version
1.0.0
Size
42.45 KiB
Minimum Chrome
111
Languages
2 languages

English, 日本語

Support page
https://app.webcyou.com/blur-mark/support/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store

The Chrome Web Store has shown a user count on one check so far. The chart appears after the second.

Show the numbers
CheckedUsersRatingRatings
2026-11-123––
2026-11-06–––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#233,153
by users, of 292,131 extensions
In its category
#91,000
of 115,641 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 6 Nov 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 6 Nov 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 where it runs scripts
  • http://*/*Every website
  • https://*/*Every website
Browser features
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
LocalMarks3 –– Tools
All 2 extensions by Daisuke Takayama →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 12 Nov 2026, 11:51 UTC; next check around 5 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “BlurMark” (oncjkpdooajjcjhhekgcebfcaggmpcfj). Chrome Web Store data, last checked 2026-11-12. https://extensiontracker.com/extension/oncjkpdooajjcjhhekgcebfcaggmpcfj. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_oncjkpdooajjcjhhekgcebfcaggmpcfj,
  title   = {BlurMark (oncjkpdooajjcjhhekgcebfcaggmpcfj)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-12},
  url     = {https://extensiontracker.com/extension/oncjkpdooajjcjhhekgcebfcaggmpcfj},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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