Skip to content

Back to extensions

Tools

Perf Manager · Chrome Performance Manager

By lj17628673421

Local tab butler: side-panel usage, one-tap sleep & domain batch, auto policy, session snapshots, site cleanup. No analytics.

View Chrome Web Store

Time on the storeUnder 6 monthsA rough range, not an exact date

Store users16As shown on the Chrome Web Store

Chrome Web Store ratingNot rated yetNo store ratings yet

Last store updateNever updatedVersion 1.6.7

Inside the extension

Perf Manager · Chrome Performance Manager developer product preview 1

Product image 1 of 5

Reviews

Loading reviews…

Permissions & access

Access levelHigh

Can read and change every website you visit.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 12

Sensitive3

Read and change data on every website<all_urls>
See the address and title of every open tabtabs
Delete your browsing databrowsingData

Standard9

Run tasks on a schedulealarms
Save its own settingsstorage
Open in the side panelsidePanel

Members also see when a new version asks for new access.

Website access All

All websites

Extension ID: dhlcgijgkijkclnebmnpeeobckdpkpak
Package size: 4.64MiB
Manifest: Version 3

The maker

lj17628673421 has 6 listings on the store. Updates most of their listings often.

Listings: 6
Combined store users: ≈64
Store Featured: 0
Updated in the last 90 days: 6 of 6

LocalRead — Local Novel Reader33 users · updated 13 days ago
Magic Tower 245 users · updated 3 months ago
Magic Tower 505 users · updated 2 months ago
Xin Xin Magic Tower3 users · updated 2 months ago

Combined users can count the same person more than once. See all 6 listings

Ext Watch AI

Should you build in this niche?

One research report for Perf Manager · Chrome Performance Manager. Reports come with Plus, Pro and Max.

Takeaway & demandCited takeaway and search volumes
Traffic & domainPopularity rank, visits and authority
Money & pricingPlans and prices from the maker’s site
ReviewsComplaints and praise, quoted
Competitors & ranksRank against the closest listings
Build opportunityWhat to build and how to position it

Every number shows its source and date
Ready in a minute or two
Report and PDF yours for 30 days