---
title: "Airmail vs Thunderbird: Which is more popular by branded search?"
description: "Which is more popular in search, Airmail or Thunderbird? Compare estimated monthly branded-search demand and Share of Search inside the Email clients set worldwide. 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/compare/airmail-vs-thunderbird"
publisher: "Brandwave"
---

# Airmail vs Thunderbird: Which is more popular by branded search?

Which is more popular in search, Airmail or Thunderbird? Compare estimated monthly branded-search demand and Share of Search inside the Email clients set worldwide. 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

- **Compared**: Airmail and Thunderbird
- **Competitive set**: Email clients
- **Market**: Global
- **Month measured**: Aug 2026
- **Airmail Share of Search**: 1.9%
- **Thunderbird Share of Search**: 84.5%

## Which is more popular in search, Airmail or Thunderbird?

- In August 2026, Thunderbird had more branded searches than Airmail among email clients worldwide. Thunderbird was estimated to have 823K branded searches compared to Airmail’s 18.1K, and held an 84.5% Share of Search versus Airmail’s 1.9%.
- Thunderbird was ahead of Airmail in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Airmail’s estimated Share of Search among email clients worldwide held steady at 1.9%, and its estimated monthly branded searches moved from 22.2K to 18.1K.
- Across the 11 months ending August 2026, Thunderbird’s estimated Share of Search among email clients worldwide moved from 87.7% to 84.5%, and its estimated monthly branded searches moved from 1M to 823K.

## How did search popularity change for email clients worldwide in August 2026?

- In August 2026, Thunderbird lost estimated Share of Search among email clients worldwide, from 86.5% to 84.5%.
- Estimated monthly branded searches for Airmail worldwide fell 18.5% over 11 measured months, from 22.2K to 18.1K in August 2026.

## Month by month

| Month | Airmail estimated searches | Airmail Share of Search | Airmail rank | Thunderbird estimated searches | Thunderbird Share of Search | Thunderbird rank |
| --- | --- | --- | --- | --- | --- | --- |
| Oct 2025 | 22.2K | 1.9% | 4 | 1M | 87.7% | 1 |
| Nov 2025 | 18.1K | 1.9% | 4 | 823K | 84.5% | 1 |
| Dec 2025 | 22.2K | 2.3% | 3 | 823K | 85.8% | 1 |
| Jan 2026 | 18.1K | 1.9% | 4 | 823K | 84.5% | 1 |
| Feb 2026 | 12.1K | 1.3% | 4 | 823K | 87.4% | 1 |
| Mar 2026 | 14.8K | 1.5% | 4 | 823K | 85.1% | 1 |
| Apr 2026 | 14.8K | 1.6% | 4 | 823K | 86.8% | 1 |
| May 2026 | 12.1K | 1.3% | 4 | 823K | 88.7% | 1 |
| Jun 2026 | 18.1K | 1.9% | 4 | 823K | 86% | 1 |
| Jul 2026 | 12.1K | 1.6% | 4 | 673K | 86.5% | 1 |
| Aug 2026 | 18.1K | 1.9% | 4 | 823K | 84.5% | 1 |
| Sep 2026 | — | — | — | — | — | — |

## How each brand is measured

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

- **Airmail**: Measured on the search term “airmail”.
- **Thunderbird**: Measured on the search term “thunderbird”.

- [Airmail profile](/demand/global-en/brands/airmail)
- [Thunderbird profile](/demand/global-en/brands/thunderbird)
- [All email clients worldwide](/demand/global-en/categories/email-clients): The set both shares are measured inside, 5 brands.

## Methodology

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

## Frequently asked questions

### Which is more popular in search, Airmail or Thunderbird?

In August 2026, Thunderbird had more branded searches than Airmail among email clients worldwide. Thunderbird was estimated to have 823K branded searches compared to Airmail’s 18.1K, and held an 84.5% Share of Search versus Airmail’s 1.9%.

## Cite this page

Brandwave. "Airmail vs Thunderbird: Which is more popular by branded search?". https://gobrandwave.com/demand/global-en/compare/airmail-vs-thunderbird

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