---
title: "Substack: search popularity and Share of Search worldwide"
description: "A newsletter and subscription publishing platform with a reader app, podcasts, and paid subscriptions. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/global-en/brands/substack"
publisher: "Brandwave"
---

# Substack: search popularity and Share of Search worldwide

A newsletter and subscription publishing platform with a reader app, podcasts, and paid subscriptions. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Brand**: Substack
- **Market**: Global
- **Measured month**: Aug 2026
- **Share of Search among newsletter platforms**: 64.1%

## Where the brand sits

| Competitive set | Rank | Share of Search | Estimated monthly branded searches |
| --- | --- | --- | --- |
| Newsletter platforms | 1 | 64.1% | 2.5M |

- [Newsletter platforms](/demand/global-en/categories/newsletter-platforms)

## How has branded search demand for Substack changed worldwide over the last 12 months?

- Across the 11 months ending August 2026, estimated monthly branded searches for Substack worldwide rose from 1.4M to 2.5M.
- Across the 11 months ending August 2026, Substack’s estimated Share of Search among newsletter platforms worldwide increased from 41.3% to 64.1%.
- Across the 11 months ending August 2026, Substack rose from 2nd to 1st among newsletter platforms worldwide.

## How did search popularity change for newsletter platforms worldwide in August 2026?

- In August 2026, Substack gained estimated Share of Search among newsletter platforms worldwide, from 57.7% to 64.1%.
- In August 2026, Mailchimp lost estimated Share of Search among newsletter platforms worldwide, from 31% to 26.9%.
- In August 2026, MailerLite lost estimated Share of Search among newsletter platforms worldwide, from 7.1% to 5.4%.
- In August 2026, beehiiv lost estimated Share of Search among newsletter platforms worldwide, from 2.3% to 1.8%.
- Estimated monthly branded searches for Buttondown worldwide rose 29.2% over 11 measured months, from 480 to 620 in August 2026.
- Estimated monthly branded searches for Kit worldwide fell 34.5% over 11 measured months, from 73.8K to 48.4K in August 2026.

## Historical estimated branded-search demand

| Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | Newsletter platforms | 1.4M | 41.3% | 2 |
| Nov 2025 | Newsletter platforms | 1.4M | 41.5% | 2 |
| Dec 2025 | Newsletter platforms | 1.7M | 51.2% | 1 |
| Jan 2026 | Newsletter platforms | 2.1M | 51.1% | 1 |
| Feb 2026 | Newsletter platforms | 1.7M | 50.2% | 1 |
| Mar 2026 | Newsletter platforms | 2.1M | 50.4% | 1 |
| Apr 2026 | Newsletter platforms | 2.1M | 50.6% | 1 |
| May 2026 | Newsletter platforms | 2M | 54.5% | 1 |
| Jun 2026 | Newsletter platforms | 2.1M | 54.9% | 1 |
| Jul 2026 | Newsletter platforms | 2.1M | 57.7% | 1 |
| Aug 2026 | Newsletter platforms | 2.5M | 64.1% | 1 |
| Sep 2026 | Newsletter platforms | — | — | — |

## How is Substack measured?

Brandwave collects information about searches that people make online using Substack’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.

- “Substack”
- “substack app”
- “substack articles”
- “substack com”
- “substack live”
- “substack newsletter”
- “substack newsletter platform”
- “substack newsletters”
- “substack notes”
- “substack podcast”
- “substack subscribe”
- “substack subscription”
- “substack web”
- “substack website”
- “substack websites”
- “substack.com”
- “what is a substack”
- “what is substack”

## Which newsletter platforms compete with Substack?

- [Mailchimp](/demand/global-en/brands/mailchimp): Head-to-head: /demand/global-en/compare/mailchimp-vs-substack
- [MailerLite](/demand/global-en/brands/mailerlite): Head-to-head: /demand/global-en/compare/mailerlite-vs-substack
- [beehiiv](/demand/global-en/brands/beehiiv): Head-to-head: /demand/global-en/compare/beehiiv-vs-substack
- [Kit](/demand/global-en/brands/kit): Head-to-head: /demand/global-en/compare/kit-vs-substack
- [Ghost](/demand/global-en/brands/ghost): Head-to-head: /demand/global-en/compare/ghost-vs-substack
- [Buttondown](/demand/global-en/brands/buttondown)

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Cite this page

Brandwave. "Substack: search popularity and Share of Search worldwide". https://gobrandwave.com/demand/global-en/brands/substack

This page is also available as HTML at https://gobrandwave.com/demand/global-en/brands/substack. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.