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Substack Chat Exporter by Stackscraper

Chrome extension by Stackscraper · Productivity · Tools

A Chrome extension in Productivity · Tools with 100 users, barely installed.

Specific sites only: 2 match patterns.

What the developer says, and 4 screenshots

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

Users
100
Rating
not rated yet
Users, last 17 days
+17
Version
1.5.3
Updated in the store
2026-09-08
Published
2026-04-13
Manifest
V3
Browser access
6 permissions, 2 site patterns

How it has moved

Users
+17 since 31.08
83-100 · 9 readings
2026-09-09: released 1.5.3
  1. 2026-08-3183
  2. 2026-09-0284
  3. 2026-09-0389
  4. 2026-09-0691
  5. 2026-09-0790
  6. 2026-09-0894
  7. 2026-09-1096
  8. 2026-09-15100
  9. 2026-09-16100
Users
+17 since 31.08
83-100 · 9 readings
2026-09-09: released 1.5.3
  1. 2026-08-3183
  2. 2026-09-0284
  3. 2026-09-0389
  4. 2026-09-0691
  5. 2026-09-0790
  6. 2026-09-0894
  7. 2026-09-1096
  8. 2026-09-15100
  9. 2026-09-16100

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: 2 match patterns.

  • *://*.substack.com/*
  • *://substack.com/*
  • Manage your downloads downloads
  • Sign you in with a Google account identity
  • Show you notifications notifications
Show the remaining 3
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

Version history

  1. Version 1.5.3

What changed recently

  1. Released version 1.5.3 (was 1.5.2)

The publisher

Stackscraper. Listed website: stackscraper.com.

Like this one

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

  1. Substack Chat Exporter Describes nearly the same job, smaller audience 57 users ★ 1.0
  2. SubStack Scraper - Export SubStack posts Describes nearly the same job, smaller audience 11 users
  3. Substack Exporter Describes nearly the same job, smaller audience 31 users
  4. Substack PDF Downloader - Export Substack to PDF, Markdown, JSON, Text Describes nearly the same job, smaller audience 2k users ★ 4.9
  5. Substack to PDF, Markdown, Text & JSON Describes nearly the same job, smaller audience 41 users ★ 3.0

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.