---
title: "Keyword research tools: Which brands are most popular in search?"
description: "Compare the tools used to research search keywords. Share of Search among Semrush, Ahrefs, Ubersuggest and Moz, the keyword research tools Brandwave compares worldwide, using the same methodology, market, and reporting period. 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/categories/keyword-research-tools"
publisher: "Brandwave"
---

# Keyword research tools: Which brands are most popular in search?

Compare the tools used to research search keywords. Share of Search among Semrush, Ahrefs, Ubersuggest and Moz, the keyword research tools Brandwave compares worldwide, using the same methodology, market, and reporting period. 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

- **Competitive set**: Keyword research tools
- **Market**: Global
- **Brands compared**: 4
- **Month measured**: Aug 2026
- **Highest Share of Search**: Semrush, 51.5%

## Which brand is most popular in search among keyword research tools worldwide?

- In August 2026, Semrush was the most searched among keyword research tools worldwide, with an estimated 736K branded searches and 51.5% estimated Share of Search within this set.
- Ahrefs is in 2nd place, 24 percentage points behind at 27.5% Share of Search.
- Across the 11 months ending August 2026, Semrush’s estimated Share of Search among keyword research tools worldwide increased from 48.7% to 51.5%.
- Across the 11 months ending August 2026, Ahrefs’ estimated Share of Search among keyword research tools worldwide decreased from 29.2% to 27.5%.
- Across the 11 months ending August 2026, Ubersuggest’s estimated Share of Search among keyword research tools worldwide decreased from 14.3% to 11.5%.
- Across the 11 months ending August 2026, Moz’s estimated Share of Search among keyword research tools worldwide increased from 7.8% to 9.4%.
- Across the 11 months ending August 2026, Semrush’s estimated Share of Search among keyword research tools worldwide peaked at 65.2% in March 2026 and was lowest at 46.3% in January 2026.
- Across the 11 months ending August 2026, Ahrefs’ estimated Share of Search among keyword research tools worldwide peaked at 33% in July 2026 and was lowest at 19.4% in March 2026.
- Across the 11 months ending August 2026, Ubersuggest’s estimated Share of Search among keyword research tools worldwide peaked at 16.5% in January 2026 and was lowest at 10.7% in March 2026.
- Across the 11 months ending August 2026, Moz’s estimated Share of Search among keyword research tools worldwide peaked at 10.3% in December 2025 and was lowest at 4.8% in March 2026.

## Compare search popularity between leading brands

- [Semrush vs Ahrefs: compare search popularity](/demand/global-en/compare/ahrefs-vs-semrush): 51.5% against 27.5% Share of Search.
- [Semrush vs Ubersuggest: compare search popularity](/demand/global-en/compare/semrush-vs-ubersuggest): 51.5% against 11.5% Share of Search.
- [Semrush vs Moz: compare search popularity](/demand/global-en/compare/moz-vs-semrush): 51.5% against 9.4% Share of Search.
- [Ahrefs vs Ubersuggest: compare search popularity](/demand/global-en/compare/ahrefs-vs-ubersuggest): 27.5% against 11.5% Share of Search.
- [Ahrefs vs Moz: compare search popularity](/demand/global-en/compare/ahrefs-vs-moz): 27.5% against 9.4% Share of Search.
- [Ubersuggest vs Moz: compare search popularity](/demand/global-en/compare/moz-vs-ubersuggest): 11.5% against 9.4% Share of Search.

## How did search popularity change for keyword research tools worldwide in August 2026?

- In August 2026, Semrush gained estimated Share of Search among keyword research tools worldwide, from 47.5% to 51.5%.
- In August 2026, Ubersuggest gained estimated Share of Search among keyword research tools worldwide, from 10.7% to 11.5%.
- In August 2026, Moz gained estimated Share of Search among keyword research tools worldwide, from 8.8% to 9.4%.
- In August 2026, Ahrefs lost estimated Share of Search among keyword research tools worldwide, from 33% to 27.5%.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | Semrush | 51.5% | 736K | +0.5% | Semrush |
| 2 | Ahrefs | 27.5% | 393K | -22.7% | Ahrefs |
| 3 | Ubersuggest | 11.5% | 165K | -0.2% | Ubersuggest |
| 4 | Moz | 9.4% | 135K | 0.0% | Moz |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | Semrush | 841K | 48.7% | 1 |
| Oct 2025 | Ahrefs | 505K | 29.2% | 2 |
| Oct 2025 | Ubersuggest | 246K | 14.3% | 3 |
| Oct 2025 | Moz | 135K | 7.8% | 4 |
| Nov 2025 | Semrush | 849K | 51.6% | 1 |
| Nov 2025 | Ahrefs | 414K | 25.2% | 2 |
| Nov 2025 | Ubersuggest | 246K | 15% | 3 |
| Nov 2025 | Moz | 135K | 8.2% | 4 |
| Dec 2025 | Semrush | 695K | 52.9% | 1 |
| Dec 2025 | Ahrefs | 284K | 21.6% | 2 |
| Dec 2025 | Ubersuggest | 201K | 15.3% | 3 |
| Dec 2025 | Moz | 135K | 10.3% | 4 |
| Jan 2026 | Semrush | 691K | 46.3% | 1 |
| Jan 2026 | Ahrefs | 422K | 28.2% | 2 |
| Jan 2026 | Ubersuggest | 246K | 16.5% | 3 |
| Jan 2026 | Moz | 135K | 9% | 4 |
| Feb 2026 | Semrush | 697K | 48.7% | 1 |
| Feb 2026 | Ahrefs | 422K | 29.5% | 2 |
| Feb 2026 | Ubersuggest | 201K | 14.1% | 3 |
| Feb 2026 | Moz | 110K | 7.7% | 4 |
| Mar 2026 | Semrush | 1.5M | 65.2% | 1 |
| Mar 2026 | Ahrefs | 447K | 19.4% | 2 |
| Mar 2026 | Ubersuggest | 247K | 10.7% | 3 |
| Mar 2026 | Moz | 110K | 4.8% | 4 |
| Apr 2026 | Semrush | 915K | 51.4% | 1 |
| Apr 2026 | Ahrefs | 485K | 27.2% | 2 |
| Apr 2026 | Ubersuggest | 246K | 13.8% | 3 |
| Apr 2026 | Moz | 135K | 7.6% | 4 |
| May 2026 | Semrush | 731K | 47.2% | 1 |
| May 2026 | Ahrefs | 482K | 31.1% | 2 |
| May 2026 | Ubersuggest | 201K | 13% | 3 |
| May 2026 | Moz | 135K | 8.7% | 4 |
| Jun 2026 | Semrush | 769K | 50.6% | 1 |
| Jun 2026 | Ahrefs | 414K | 27.2% | 2 |
| Jun 2026 | Ubersuggest | 201K | 13.2% | 3 |
| Jun 2026 | Moz | 135K | 8.9% | 4 |
| Jul 2026 | Semrush | 732K | 47.5% | 1 |
| Jul 2026 | Ahrefs | 509K | 33% | 2 |
| Jul 2026 | Ubersuggest | 165K | 10.7% | 3 |
| Jul 2026 | Moz | 135K | 8.8% | 4 |
| Aug 2026 | Semrush | 736K | 51.5% | 1 |
| Aug 2026 | Ahrefs | 393K | 27.5% | 2 |
| Aug 2026 | Ubersuggest | 165K | 11.5% | 3 |
| Aug 2026 | Moz | 135K | 9.4% | 4 |
| Sep 2026 | Ahrefs | — | — | — |
| Sep 2026 | Moz | — | — | — |
| Sep 2026 | Semrush | — | — | — |
| Sep 2026 | Ubersuggest | — | — | — |

## What is being compared

- **Ahrefs**: Measured on the search terms “ahrefs”, “ahrefs backlink checker” and “ahrefs seo tools”, summed into one figure.
- **Moz**: Measured on the search term “moz”.
- **Semrush**: Measured on the search terms “semrush”, “semrush keyword research tool” and “semrush seo tool”, summed into one figure.
- **Ubersuggest**: Measured on the search terms “ubersuggest” and “ubersuggest seo tool”, summed into one figure.

- [Ahrefs](/demand/global-en/brands/ahrefs)
- [Moz](/demand/global-en/brands/moz)
- [Semrush](/demand/global-en/brands/semrush)
- [Ubersuggest](/demand/global-en/brands/ubersuggest)

## 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 brand is most popular in search among keyword research tools worldwide?

In August 2026, Semrush was the most searched among keyword research tools worldwide, with an estimated 736K branded searches and 51.5% estimated Share of Search within this set. These are worldwide searches for English-language branded terms.

## Cite this page

Brandwave. "Keyword research tools: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/keyword-research-tools

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