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WriteStack: Substack Notes Scheduler & Analytics

By Orel Zilberman

Schedule Substack Notes in advance, batch your writing, queue posts, and see which notes actually grow your Substack.

Time on the storeAbout 1 to 3 yearsA rough range, not an exact date
Store users1KAs shown on the Chrome Web Store
Chrome Web Store rating4.4 / 57 ratings on the Chrome Web Store
Last store update29 Sep 2026Version 1.5.20, 7 days ago

Inside the extension

Reviews

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Permissions & access

Access levelHigh

Can read and change site cookies, including logins.

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

Permissions 3

Sensitive1

  • Read and change site cookies, including loginscookies

Standard2

  • Save its own settingsstorage
  • Run tasks on a schedulealarms

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

Website access 4

  • substack.com and its subdomains
  • writeroom.co and its subdomains
  • writestack.io and its subdomains
  • writeroom-app-dev.s3.us-east-1.amazonaws.com
Extension ID
emdlbnkhjpfcooclfbodmhkhkohcjaoa
Package size
1.63MiB
Manifest
Version 3

The maker

Orel Zilberman has 3 listings on the store. Updates most of their listings often.

Listings
3
Combined store users
≈1K
Store Featured
0
Updated in the last 90 days
2 of 3

Combined users can count the same person more than once. See all 3 listings

Ext Watch AI

Should you build in this niche?

One research report for WriteStack: Substack Notes Scheduler & Analytics. 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
Overview
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