Sleepr
Chrome extension by joel.levin · Make Chrome Yours · Functionality
A Chrome extension in Make Chrome Yours · Functionality with 5 users, barely installed.
No site access is declared in the manifest, so it cannot read the pages you open on its own.
What the developer says, and 3 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 5
- Users, last 12 days
- +5
- Version
- 1.0.0.6
- Updated in the store
- 2026-10-24
- Published
- 2026-10-18
- Manifest
- V3
- Browser access
- 6 permissions
How it has moved
- 2026-10-190appeared in the store
- 2026-10-202released 1.0.0.2released 1.0.0.4
- 2026-10-223
- 2026-10-264
- 2026-10-285
- 2026-10-305
- 2026-10-190appeared in the store
- 2026-10-202released 1.0.0.2released 1.0.0.4
- 2026-10-223
- 2026-10-264
- 2026-10-285
- 2026-10-305
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
No site access is declared in the manifest, so it cannot read the pages you open on its own.
-
See the address and title of every tab you have open
tabs -
Act on the current tab, but only after you click it
activeTab -
Schedule work to run later
alarms
Show the remaining 3
-
Add items to the right-click menu
contextMenus -
Read site icons
favicon -
Store data in your browser
storage
Version history
- Version 1.0.0.6 · Changed where it works (changed: optional permissions)
- Version 1.0.0.4 · Asked for more permissions (6, was 5) (changed: browser permissions)
- Version 1.0.0.2 · Asked for more permissions (6, was 5) (changed: browser permissions)
What changed recently
- Package size changed
- Changed where it works (changed: optional permissions)
- Released version 1.0.0.6 (was 1.0.0.4)
Show the remaining 6
- Package size changed
- Released version 1.0.0.4 (was 1.0.0.2)
- Package size changed
- Asked for more permissions (6, was 5) (changed: browser permissions)
- Released version 1.0.0.2 (was 0.0.0.10)
- Appeared in the store
The publisher
Like this one
Listings the catalog judges closest in what they say they do.
-
Tab Sleeper Pro — Suspend Tabs & Save Memory 12 users
-
Tab Nap 3 users (last published figure)
-
NapTab: Auto Sleep Inactive Tabs 3 users (last published figure)
-
Tab Unloader 47 users
-
Slumber 3 users
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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[](https://extops.dev/extensions/cnehjicmoakbagkgohpficepecnelafk)<a href="https://extops.dev/extensions/cnehjicmoakbagkgohpficepecnelafk"><img src="https://extops.dev/extensions/cnehjicmoakbagkgohpficepecnelafk/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-28. We publish no contact details for extension developers.