Ext Ops Panel
Open the app

Owlproof

Chrome extension by Mako Logics LLC · Productivity · Tools

A Chrome extension in Productivity · Tools with 2 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 3 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
2
Rating
not rated yet
Users, last 6 days
+2
Version
1.1.0
Updated in the store
2026-09-14
Published
2026-09-08
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+2 since 09.09
0-2 · 4 readings
2026-09-09: appeared in the store2026-09-14: released 1.1.0
  1. 2026-09-090appeared in the store
  2. 2026-09-101
  3. 2026-09-132
  4. 2026-09-142released 1.1.0
Users
+2 since 09.09
0-2 · 4 readings
2026-09-09: appeared in the store2026-09-14: released 1.1.0
  1. 2026-09-090appeared in the store
  2. 2026-09-101
  3. 2026-09-132
  4. 2026-09-142released 1.1.0

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 1 match pattern.

  • https://owlproof.app/*
  • See the address and title of every tab you have open tabs
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.1.0 · Asked for fewer permissions (3, was 6)

What changed recently

  1. Package size changed
  2. Asked for fewer permissions (3, was 6)
  3. Store description rewritten (92 → 97 characters)
Show the remaining 3
  1. Renamed from "HandPenned" to "Owlproof"
  2. Released version 1.1.0 (was 1.0.0)
  3. Appeared in the store

The publisher

Mako Logics LLC.

Like this one

Listings the catalog judges closest in what they say they do.

  1. Oops: Got Your Back - Grammar Checker Describes nearly the same job, smaller audience 6 users ★ 5.0
  2. Grammar Check Pro Describes nearly the same job, smaller audience 3 users (last published figure)
  3. ToBe Grammar Checker Describes nearly the same job, smaller audience 2 users
  4. SpellFix Describes nearly the same job, smaller audience 4 users
  5. Zoho BluePencil: Free Grammar & Spell Checker Describes nearly the same job, with an established audience 20k users ★ 3.7

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.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.