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Substack to PDF, Markdown, Text & JSON

Download Substack posts as PDF, Markdown, TXT & JSON. Save newsletters offline for reading, research & archiving with one click.

View Chrome Web Store

Time on the storeUnder a yearA rough range, not an exact date

Store users39As shown on the Chrome Web Store

Chrome Web Store rating3.0 / 52 ratings on the Chrome Web Store

Last store update20 Apr 2026Version 1.0.0, 6 months ago

Inside the extension

Substack to PDF, Markdown, Text & JSON developer product preview 1

Product image 1 of 3

Reviews

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Permissions & access

Access levelHigh

Can manage your downloads, plus 1 more sensitive permission.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 5

Sensitive2

Manage your downloadsdownloads
Take full control of pages through the debuggerdebugger

Standard3

Save its own settingsstorage
Run tasks on a schedulealarms
Show desktop notificationsnotifications

Members also see when a new version asks for new access.

Website access 2

substack.com and its subdomains
api.gumroad.com

Extension ID: odaengminnkgelfnlpjoenacmfgcajep
Package size: 332KiB
Manifest: Version 3

The maker

This maker has 16 listings on the store. Updates now and then.

Listings: 16
Combined store users: ≈4.3K
Store Featured: 0
Updated in the last 90 days: 6 of 16

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Custom Labels & Colors for Calendar828 users · updated 6 months ago
Zoomflow – Auto Zoom Screen Recorder & Editor369 users · updated 7 months ago
PinGrabber - download pinterest board346 users · updated 7 months ago

Combined users can count the same person more than once. See all 16 listings

Ext Watch AI

Should you build in this niche?

One research report for Substack to PDF, Markdown, Text & JSON. Reports come with Plus, Pro and Max.

Takeaway & demandCited takeaway and search volumes
Traffic & domainPopularity rank, visits and authority
Money & pricingPlans and prices from the maker’s site
ReviewsComplaints and praise, quoted
Competitors & ranksRank against the closest listings
Build opportunityWhat to build and how to position it

Every number shows its source and date
Ready in a minute or two
Report and PDF yours for 30 days