Work · alternatives · 2026

24 alternatives to DefendTab: Smart Don't Close My Tab

New Free Smart Tab Protector that acts as a Guard and Lock

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
DefendTab: Don't Close My Tab / Save Tab▲5
DefendTab is a Smart Tab Protector - Chrome Web Store
2025 · chromewebstore.google.com · its alternatives →
2
Tab Protector▲73
Chrome extension to prevent accidental tab closure & cluster
2022 · tabmanage.com · its alternatives →
3
DefTab: Smart Tab Protector▲2
Ultimate tab defense. Prevent data loss with Undo Close.
2025 · chromewebstore.google.com · its alternatives →
4
Freezetab▲279
A powerful alternative to bookmarks.
2017 · freezetab.com · its alternatives →
5
OneTab▲458
Save 95% memory by converting all your open tabs into a list
2014 · one-tab.com · its alternatives →
6
Tabbs▲334
Better tab navigation for Chrome
2020 · tabbs.pro · its alternatives →
7
Smart Chrome Tabs▲105
Smart tab grouping for a clutter-free browsing experience
2024 · its alternatives →
8
Tab Keeper▲79
An extension to save all the tabs in a browser session
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
Smart Tab Mute▲120
Ensures that only one tab is playing sound at the same time
2016 · chromewebstore.google.com · its alternatives →
11
PassProtect▲75
Stop using bad passwords.
2018 · its alternatives →
12
TabGroup Vault▲77
Keep your tab groups safe, searchable, and restorable
May 2026 · tabgroupvault.com · its alternatives →
13
Stop Window From Closing With Last Tab▲7
Don't Close your Window by Accident - Chrome Web Store
2025 · chromewebstore.google.com · its alternatives →
14
Tab Lock Pro - Secure Your Tabs▲2
Password-protect sensitive tabs in your browser
Dec 2025 · chromewebstore.google.com · its alternatives →
15
TabBuddy▲145
Access your favorite apps without switching tabs
2024 · tabbuddy.app · its alternatives →
16
Tab Securer▲5
An extension to secure your private tabs.
2020 · chromewebstore.google.com · its alternatives →
17
MuteTab▲67
Better tab muting in Chrome
2016 · mutetab.com · its alternatives →
18
RetentionTab▲93
Bring back distracted visitors by changing the tab text.
2014 · retentiontab.com · its alternatives →
19
Tabnxt▲76
AI tab manager that suspends background RAM hogs
Jun 2026 · tabnxt.space · its alternatives →
20
MyTabs▲65
Store and manage browser tabs
2019 · chromewebstore.google.com · its alternatives →
21
ToChunkA Smart TabS▲63
A browser ext that groups tabs and bookmarks by similarity.
2023 · tochunka.com · its alternatives →
22
Free Don't Close Window With Last Tab▲4
Free App Don't Close Window With Last Tab - Chrome Web Store
2025 · microsoftedge.microsoft.com · its alternatives →
23
ZeroTab▲10
Disposable browser security tool
2025 · abjarawellness.com · its alternatives →
24
Simple Tab Suspender▲12
Suspends inactive tabs to stop using your computer resources
2021 · chromewebstore.google.com · its alternatives →

Also compare

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 →