Locker - Password Manager icon

Locker - Password Manager

by CyStack · Workflow & Planning
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

A browser extension makes your online presence secure and seamless.

Users
1,000
0 in 30 days
Rating
4.6 / 5
unchanged in 30 days
Ratings
49
0 in 30 days
Store rank
#24K
#20K among extensions
Version
4.0.69
updated 10 Oct 2026

Users

monthly, 3 years
2002,1004,000Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 1,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
52749Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 49 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Locker - Password Manager

Locker is a cross-platform vault that help users secure sensitive digital assets such as logins and passwords, secret notes, payment cards, online identities, and crypto wallets. It also offers additional features to enhance browsing experience like password autofill, item sharing, and more. Why choose Locker over other password managers? 1. Security - Locker uses military-grade encryption to secure your data. AES-256bit encryption combined with PBKDF2 and RSA algorithm makes your data is un-crackable. - Your vault is encrypted with a Master Password, which is the only key to decrypt your data. 2. Privacy & Transparency - Your Master Password is only yours. No body, even us, can see your Master Password thanks to Zero-knowledge development model. - Locker is an open-source product. Everyone can inspect its source code. We believe transparency is the key to better security. 3. Unlimited Sync - Once you add, edit, remove items in your Locker on a device, the data will be sync-ed across all other devices*. 4. Bring Your Passwords with You - With Offline Mode, you can use Locker anywhere, anytime, even when your phone is not connected to the internet**. No more password hassle. Free Your Mind. Install Locker. *Data is encrypted before they left the current device. **Offline Mode is only available on Locker mobile application (Android & iOS).

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%+1−0.04
1 year0+0.0%+2−0.03

Chrome Web Store search rankings

Where Locker - Password Manager appears when people search the store, with the 30 day change
Search phrasePosition30 days
password#47+4

Version history

148 versions recorded
4.0.6910 Oct 2026
4.0.689 Oct 2026
4.0.673 Oct 2026
4.0.6630 Sep 2026
4.0.6516 Sep 2026
4.0.6428 Aug 2026
4.0.6327 Aug 2026
4.0.6220 Aug 2026

Details

Category
Workflow & Planning
First seen
26 Mar 2022
Size
55.8 MB
Languages
en, vi
Pricing
Free
Privacy policy
cystack.net
Support
support.locker.io
Extension ID
cmajindocfndlkpkjnmjpjoilibjgmgh

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
tabscontextMenusstorageunlimitedStorageclipboardWriteactiveTabalarmsscripting
Site access
http://*/*https://*/*
Can read and change data on every website you visit.

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