Life & fun · alternatives · 2026

24 alternatives to LockMate

Screen lock extension

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. LockMate launched in 2024; newer entries below may have overtaken it.

1
Firefox Lockwise▲263
Take your passwords everywhere.
2019 · support.mozilla.org · its alternatives →
2
lockrMail Chrome Extension▲163
Integrate the utility of email into your browsing experience
2023 · lockrmail.com · its alternatives →
3
lockrMail▲195
Own the power to organize and protect your email inbox
2021 · app.lockrmail.com · its alternatives →
4
Allurt▲184
Privacy keeper for screen sharing
2022 · chromewebstore.google.com · its alternatives →
5
Locki▲103
Encrypt/decrypt text directly where you type
2025 · its alternatives →
6
BrowserLocker▲6
Lock your browser like a vault. One click, total control.
2025 · chromewebstore.google.com · its alternatives →
7
Agent Lock▲93
Customize your boring screen lock
2024 · play.google.com · its alternatives →
8
Password Checkup by Google▲178
A Chrome Extension to help resecure hacked accounts
2019 · chromewebstore.google.com · its alternatives →
9
Locksy: Tab Locker & Password Protection▲6
Lock tabs you don’t want others to see · Browser Extension
Nov 2025 · locksy.dev · its alternatives →
10
b.lock▲84
Blockchain-powered password manager
2018 · its alternatives →
11
Screen Recorder Chrome Extension▲260
The most powerful screen recorder & video editor for Chrome
2021 · chromewebstore.google.com · its alternatives →
12
PassProtect▲75
Stop using bad passwords.
2018 · its alternatives →
13
Tab Protector▲73
Chrome extension to prevent accidental tab closure & cluster
2022 · tabmanage.com · its alternatives →
14
Checkmate▲114
Coupons from your email inbox & web automatically applied
2021 · joincheckmate.com · its alternatives →
15
ThreatSlayer▲85
Free enterprise grade security for your personal browser
2023 · chromewebstore.google.com · its alternatives →
16
LockIn MCP▲116
I was tired of how bad distraction blockers are so I built my own. LockIn lets AI assistants (Claude, ChatGPT, Cursor, etc.) block websites by editing the system hosts file directly via MCP tools (via a secure cloudflare bridge). Why? Because chrome extensions don't work. Blocking it natively makes it unbypassable, and having your agent gatekeep your focus is the ultimate cheat code. Since everyone is using AI agents nowadays, but most people start scrolling or Reddit while waiting for Claude Code to finish, giving them control over your focus solves that. The MCP server exposes four tools:…
Jun 2026 · lockinmcp.com · its alternatives →
17
WebLock – Secure Access to Any Website▲6
Lock any website with a password.
2025 · microsoftedge.microsoft.com · its alternatives →
18
Browser Lock▲6
Stop nosy roommates & coworkers from stalking your tabs
Jan 2026 · chromewebstore.google.com · its alternatives →
19
Tab Locker▲5
Chrome web store
2025 · chromewebstore.google.com · its alternatives →
20
Carmadillo for Chrome & Firefox▲75
Locate, lock, and unlock your car from your browser
2019 · its alternatives →
21
Passify▲81
Password protect your Google Docs, Sheets, and Slides
2020 · passify.io · its alternatives →
22
Link-lock – Distributed app to password-protect URLs▲73
Password-protect URLs using AES in the browser; create hidden bookmarks without a browser extension - jstrieb/link-lock
2020 · github.com · its alternatives →
23
Browser Stealth Mode▲60
Disguise your internet browsing activities
2021 · chromewebstore.google.com · its alternatives →
24
Browser Locker for Chrome▲8
Lock your Chrome browser after a period of inactivity.
2016 · chromewebstore.google.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →