33 Most Popular Substack Newsletters: List of Most Popular Substack Newsletters

Substack is a popular online platform that enables writers to start a newsletter independently. It started in 2017 and reached 1 million paying subscribers in November 2021. As a writer, you can introduce a free newsletter for your readers or create a paid subscription plan. Subscribers can read around 20 thousand different newsletters. Thus, the most popular Substact newsletters help you stay updated in your domains of interest.

This article brings you the best Substack newsletters you can subscribe to.

List of Most Popular Substack Newsletters

  1. Welcome to Hell World!
  2. Letter from an American
  3. Outside Voices
  4. Shoot New York City
  5. Huddle Up 
  6. Not Boring
  7. T.K. News (Racket News)
  8. The Novelleist 
  9. Flow State 
  10. The NFT Brief
  11. The Popehat Report
  12. Grit Capital
  13. Astral Codex Ten
  14. House of Strauss
  15. ParentData
  16. The Smitten Kitchen Digest 
  17. Unreported Truths 
  18. Lenny's Newsletter 
  19. Read Max 
  20. The Pomp Letter 
  21. Ari 
  22. The Weekly Dish 
  23. The Profile 
  24. Tipping Point Prophecy Update 
  25. Michael Moore 
  26. Culture Study 
  27. The Glinner Update
  28. Steady by 
  29. The Pragmatic Engineer 
  30. Emily's Life Plan for the Week 
  31. The Bitcoin Forecast 
  32. D.F.A. Capital 
  33. Blocked and Reported  

Most Popular Substack Newsletters

Welcome to Hell World!

Author: Luke O’Neill

Welcome to Hell World! Author: Luke O’Neill
Welcome to Hell World!Author: Luke O’Neill

Luke O’Neill is a favorite among readers looking for political insights in a non-traditional way. He launched Welcome to Hell World! in 2018, sharing different essays and pieces of news majorly representing the world as a pit of despair. By subscribing to his newsletter, you can learn more about what he thinks of the failing world; it might offer you a different perspective on life.

Subscribe to Welcome to Hell World!

Letter from an American

Author: Heather Cox Richardson

Letter from an AmericanAuthor: Heather Cox Richardson
Letter from an AmericanAuthor: Heather Cox Richardson

Letter from an American is a popular newsletter in history and U.S. politics as it brings recent news without bias. The writer, Heather Cox Richardson, is an American history professor at Boston College. It informs the reader about America's constitution, economy, law, and social customs.

Subscribe to Letters from an American

Outside Voices

Author: Glenn Greenwald

Outside VoicesAuthor: Glenn Greenwald
Outside VoicesAuthor: Glenn Greenwald

Outside Voices's author Glenn Greenwald is an investigative journalist and the author of four New York Times bestselling books on politics and law. The newsletter focuses on governmental injustice worldwide if you are interested in politics, law, and the global political landscape.

Subscribe to Outside Voices

Shoot New York City

Author: Leanne Staples

Shoot New York CityAuthor: Leanne Staples
Shoot New York CityAuthor: Leanne Staples

While many people think that Shoot New York City is for photographers, we believe it is for everyone wanting to experience the beauty of New York. The author, Leanne Staples, is a photographer, writer, artist, and an independent licensed New York City tour guide. She shares tips on growing as creatives, communicating with other photographers. At the same time, she gives you a look into the New York City landscape from a local's perspective.

Subscribe to Shoot New York City

Huddle Up 

Author: Joseph Pompliano

Huddle Up Author: Joseph Pompliano
Huddle Up Author: Joseph Pompliano

The next one on the list of most popular Substack newsletters, Huddle Up, is a sports and business newsletter. The writer, Joseph Pompliano, is a writer who previously worked at JP Morgan. He describes Huddle Up as a free daily newsletter that breaks down the money and business behind sports. Investors, fans, professional athletes, and industry executives read this newsletter to keep up with the news.

Subscribe to Huddle Up

Not Boring

Author: Packy McCormick

Not BoringAuthor: Packy McCormick
Not BoringAuthor: Packy McCormick

What else do you need when you can just subscribe to “Not Boring?” The best part is that it is free!

While Not Boring focuses on business and business strategies, it brings you all the expert advice in a fun and exciting way. The newsletter aims to make business strategy and investments engaging for their audience. You receive two free newsletters every week to learn something new from the best in the business. Subscribe to know what it’s all about!

Subscribe to Not Boring

T.K. News (Racket News)

Author: Matt Taibbi

T.K. News (Racket News)Author: Matt Taibbi
T.K. News (Racket News)Author: Matt Taibbi

Matt Taibbi is an American journalist, podcaster, and author who writes about various topics, including finance. The newsletter covers news on complex topics like military contracting and congressional procedure. Furthermore, Taibbi also reports on presidential campaigns in T.K. news to ensure you do not miss any relevant news. 

Subscribe to T.K. News

The Novelleist 

Author: Ellie Griffin

The Novelleist Author: Ellie Griffin
The Novelleist Author: Ellie Griffin

Substack has a massive variety of newsletters, bringing The Novelleist to the list of the most popular Substack newsletters. Ellie Griffin writes this light-hearted newsletter for her subscriber base. The newsletter includes pieces about her books, writing, and the creative process. Moreover, you may find some TikTok raps in the newsletter. It's a whole exciting and fun world waiting to be explored. So, what are you waiting for?

Subscribe to The Novelleist 

Flow State 

Author: Marcus Moretti

Flow State Author: Marcus Moretti
Flow State Author: Marcus Moretti

While most newsletters focus on culture, news, finance, and law, this is a unique one. Flow is a newsletter that brings you 2 hours of music at 3 am every night. You get access to private Spotify playlists and a Tuesday podcast mix. These music tracks keep you motivated and focused throughout your work day. The newsletter also takes the readers’ suggestions on what they like, integrating them into their recommendations. 

Subscribe to Flow State

The NFT Brief

Author: Bryan Collins

The NFT BriefAuthor: Bryan Collins
The NFT BriefAuthor: Bryan Collins

As the name indicates, NFT Brief shares recent advancements and further news about NFTs (Non-fungible tokens). It is best for people to learn more about NFTs before or after investing in them. This twice-weekly newsletter also focuses on crypto news, ensuring you stay on top of your game. The content on how NFT shapes Web 3.0 is quite interesting and informative if you are interested in NFTs and cryptocurrencies. 

Subscribe to The NFT Brief

The Popehat Report

Author: Ken White

The Popehat ReportAuthor: Ken White
The Popehat ReportAuthor: Ken White

If you are a law enthusiast, The Popehat Report is another interesting newsletter to subscribe to. White is a Californian attorney and partners in a criminal defense and civil litigation firm. He shares his views and the latest trends on free speech issues and criminal justice. He focuses on clearing law issues to non-lawyers to help them navigate situations better. In The Popehat Report, White also discusses what the law does vs. what it should do.

Subscribe to The Popehat Report

Grit Capital

Author: Genevieve Roch Decter

Grit CapitalAuthor: Genevieve Roch Decter
Grit CapitalAuthor: Genevieve Roch Decter

Understanding and learning about finances can be boring, but not with Grit Capital. Roch Decter curates Grit Capital to give you quick investment insights within five minutes!

Roch Decter is a former $100 million portfolio manager who aims to educate readers on investments, stocks, and finances with humor and clarity. She provides first-hand knowledge in an interesting way, not like a bot wrote it for you. The ease of understanding makes Grit Capital a favorite among the most popular Substack newsletters.

Subscribe to Grit Capital

Astral Codex Ten

Author: Scott Alexander

Astral Codex TenAuthor: Scott Alexander
Astral Codex TenAuthor: Scott Alexander

Newsletters like the Astral Codex Ten on Substack are informative for adults and curious kids. The newsletter focuses on Rta, which roughly translates to arithmetic, rationality, harmony, and art. It also mentions natural rights, the right answer, morality, and artificial intelligence. It's a comprehensive newsletter about science and reasoning to help you find answers to your questions.

Subscribe to Astral Codex Ten

House of Strauss

Author: Ethan Strauss

House of StraussAuthor: Ethan Strauss
House of StraussAuthor: Ethan Strauss

What’s better than learning about sports from the best himself?

Sports journalist Ethan Strauss and podcast producer Antony Mayes publish the "House of Strauss" newsletter for sports enthusiasts. This newsletter shows the differences between common American life and sports. Both authors discuss topics like the U.S. sports media and mental health in the context of sports like the NBA. You can access some of the content on their Substack for free, while the rest requires a subscription fee.

Subscribe to the House of Strauss

ParentData

Author: Emily Oster

ParentDataAuthor: Emily Oster
ParentDataAuthor: Emily Oster

This one on our list of most popular Substack newsletters by Emily Oster is a parents-favorite. Oster shares this newsletter twice weekly with parents and parents-to-be. ParentData is a complete guide on pregnancy and parenting with data, statistics, spreadsheets, and decision tools to help you decide adequately. She is also known to have invented related phrases like “situational fluency” and “safety turducken.” So, if you are looking for something to help you through this journey, ParentData is an excellent choice.

Subscribe to ParentData

Most Popular Substack Newsletters

Here are a few other popular Substack newsletters you can subscribe to:

The Smitten Kitchen Digest by Deb Perelman

Unreported Truths by Alex Berenson

Lenny's Newsletter by Lenny Rachitsky, Kiyani, Michael Kaminsky, and Coach Erika

Read Max by Max Read 

The Pomp Letter by Anthony Pompliano

Ari by Ari Melber 

The Weekly Dish by Andrew Sullivan and Chris Bodenner 

The Profile by Polina Pompliano

Tipping Point Prophecy Update by Jimmy Evans

Michael Moore by Michael Moore and Basel Hamdan

Culture Study by Anne Helen Petersen

The Glinner Update by Graham Linehan

Steady by Dan Rather and Elliot Kirschner

The Pragmatic Engineer by Gergely Orosz

Emily's Life Plan for the Week by Emily Mariko

The Bitcoin Forecast by Willy Woo

D.F.A. Capital by Adam Metz, Binsen

Blocked and Reported by Jesse Singal and Katie Herzog

PS: Popular Substack Newsletters:

Substack is an excellent platform for writers to share their content with readers. At the same time, it is knowledge-heaven for people willing to learn about one or multiple topics. You can find newsletters on every topic on the platform, as exhibited on our list of most popular Substack newsletters.

It has numerous topics, from investment, finance, crypto, and NFTs to political newsletters, music, motivation, and production. Some of the most popular Substack newsletters are free of cost, while others require you to pay a small monthly subscription fee.

Pick your favorite newsletters in your niche and subscribe to them right away!

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