---
title: "Let's Encrypt: search popularity worldwide"
description: "Let's Encrypt is a free certificate authority. 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/let-s-encrypt"
publisher: "Brandwave"
---

# Let's Encrypt: search popularity worldwide

Let's Encrypt is a free certificate authority. 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**: Let's Encrypt
- **Market**: Global
- **Measured month**: Aug 2026
- **Share of Search among SSL certificate providers**: 3.7%

## Where the brand sits

| Competitive set | Rank | Share of Search | Estimated monthly branded searches |
| --- | --- | --- | --- |
| SSL certificate providers | 2 | 3.7% | 62.7K |

- [SSL certificate providers](/demand/global-en/categories/ssl-certificate-providers)

## How has branded search demand for Let's Encrypt changed worldwide over the last 12 months?

- Across the 11 months ending August 2026, estimated monthly branded searches for Let's Encrypt worldwide fell from 88.8K to 62.7K.
- Across the 11 months ending August 2026, Let's Encrypt’s estimated Share of Search among SSL certificate providers worldwide decreased from 7.4% to 3.7%.
- Across the 11 months ending August 2026, Let's Encrypt’s estimated Share of Search among SSL certificate providers worldwide peaked at 7.5% in December 2025 and was lowest at 3.7% in August 2026.

## How did search popularity change for SSL certificate providers worldwide in August 2026?

- In August 2026, Namecheap gained estimated Share of Search among SSL certificate providers worldwide, from 91.4% to 93.1%.
- In August 2026, Let's Encrypt lost estimated Share of Search among SSL certificate providers worldwide, from 4.9% to 3.7%.
- Estimated monthly branded searches for Comodo worldwide fell 44.8% over 11 measured months, from 2.9K to 1.6K in August 2026.
- Estimated monthly branded searches for GlobalSign worldwide fell 18.2% over 11 measured months, from 14.8K to 12.1K in August 2026.
- Estimated monthly branded searches for DigiCert worldwide fell 18.2% over 11 measured months, from 49.5K to 40.5K in August 2026.

## Historical estimated branded-search demand

| Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | SSL certificate providers | 88.8K | 7.4% | 2 |
| Nov 2025 | SSL certificate providers | 88.8K | 7.5% | 2 |
| Dec 2025 | SSL certificate providers | 88.8K | 7.5% | 2 |
| Jan 2026 | SSL certificate providers | 105K | 7.3% | 2 |
| Feb 2026 | SSL certificate providers | 92.1K | 6.4% | 2 |
| Mar 2026 | SSL certificate providers | 87.6K | 5.9% | 2 |
| Apr 2026 | SSL certificate providers | 87.6K | 5.1% | 2 |
| May 2026 | SSL certificate providers | 87.6K | 6% | 2 |
| Jun 2026 | SSL certificate providers | 101K | 6.9% | 2 |
| Jul 2026 | SSL certificate providers | 71.7K | 4.9% | 2 |
| Aug 2026 | SSL certificate providers | 62.7K | 3.7% | 2 |
| Sep 2026 | SSL certificate providers | — | — | — |

## How is Let's Encrypt measured?

Brandwave collects information about searches that people make online using Let's Encrypt’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.

- “lets encrypt”
- “letsencrypt”

## Which SSL certificate providers compete with Let's Encrypt?

- [Namecheap](/demand/global-en/brands/namecheap): Head-to-head: /demand/global-en/compare/let-s-encrypt-vs-namecheap
- [DigiCert](/demand/global-en/brands/digicert): Head-to-head: /demand/global-en/compare/digicert-vs-let-s-encrypt
- [GlobalSign](/demand/global-en/brands/globalsign): Head-to-head: /demand/global-en/compare/globalsign-vs-let-s-encrypt
- [Comodo](/demand/global-en/brands/comodo): Head-to-head: /demand/global-en/compare/comodo-vs-let-s-encrypt

## 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. "Let's Encrypt: search popularity worldwide". https://gobrandwave.com/demand/global-en/brands/let-s-encrypt

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