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NoteKeeper - Notes, To-Dos, Reminders & Lock

Quick notes, voice notes, checklists, reminders, locked notes & pop-out notes in a side panel. 100% private & offline.

View Chrome Web Store

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

Store users13As shown on the Chrome Web Store

Chrome Web Store rating5.0 / 51 rating on the Chrome Web Store

Last store update20 Aug 2026Version 1.0.2, 47 days ago

Inside the extension

NoteKeeper - Notes, To-Dos, Reminders & Lock developer product preview 1

Product image 1 of 5

Reviews

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Permissions & access

Access levelLow

Asks only for everyday access, nothing we track as sensitive.

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

Permissions 6

Standard6

Save its own settingsstorage
Open in the side panelsidePanel
Run its code on pages it can accessscripting
Work on the tab you click it onactiveTab
Run tasks on a schedulealarms
Run hidden helper pagesoffscreen

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

Website access 0

No website access beyond the tab you click it on.

Extension ID: hdienglcgiddeollojkcnjolnjcknece
Package size: 177KiB
Manifest: Version 3

The maker

This maker has 4 listings on the store. Updates most of their listings often.

Listings: 4
Combined store users: ≈489
Store Featured: 0
Updated in the last 90 days: 4 of 4

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Combined users can count the same person more than once. See all 4 listings

Ext Watch AI

Should you build in this niche?

One research report for NoteKeeper - Notes, To-Dos, Reminders & Lock. 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