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alphaPDF: Professional Local PDF Editor

Chrome extension by maskia.co · Productivity · Tools

A Chrome extension in Productivity · Tools with 0 users, no reported installs.

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
not published (the store states no audience for this listing)
Rating
not rated yet
Users, last 2 days
unchanged
Version
1.0.1
Updated in the store
2026-09-15
Published
2026-09-14
Manifest
V3
Browser access
9 permissions, 1 site pattern

How it has moved

Users
unchanged since 15.09
0 · 2 readings
2026-09-15: appeared in the store
  1. 2026-09-150appeared in the store
  2. 2026-09-160
Users
unchanged since 15.09
0 · 2 readings
2026-09-15: appeared in the store
  1. 2026-09-150appeared in the store
  2. 2026-09-160

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://thispdf.maskia.workers.dev/*
  • See the address and title of every tab you have open tabs
  • Manage your downloads downloads
  • Run its own code on the pages it can access scripting
Show the remaining 6
  • See when you navigate between pages webNavigation
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Open a panel beside the page sidePanel
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

  1. Appeared in the store

The publisher

maskia.co publishes 2 listings we track, 11 users between them.

  1. pageIQ: AI Summariser for Web, Online PDFs & YouTube maskia.co · Productivity · Tools · published 2026-02-24 11 users ★ 5.0

Like this one

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

  1. Local PDF Studio - Offline PDF Editor & Annotator Describes nearly the same job, smaller audience 9 users
  2. reDACT PDF Editor Describes nearly the same job, smaller audience 3 users (last published figure)
  3. PDF Local — Merge, Split, Compress & Sign PDFs Offline Describes nearly the same job, smaller audience 7 users
  4. UnlimitedPDF — Private PDF Toolbox Describes nearly the same job, smaller audience 23 users ★ 5.0
  5. Stapler — Offline PDF Tools Describes nearly the same job, smaller audience 10 users ★ 5.0

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.