Brandwave

AI SEO tools:Which brands are most popular in search?

In August 2026, Frase was the most searched among AI SEO tools worldwide, with an estimated 136K branded searches and 95.8% estimated Share of Search within this set. These are worldwide searches for English-language branded terms.

Share of Search, August 2026
  1. Frase95.8%
  2. Clearscope2%
  3. MarketMuse1.4%
  4. WriterZen0.71%
  5. Surfer0.13%

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Share of SearchLeaderboard

Compare the tools that write and optimise content with AI. 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.

Share of Search among AI SEO tools worldwide, by month

Share of Search by month for Frase. The figures are in the table below the chart.

View monthly share of search table
MonthFraseClearscopeMarketMuseWriterZenSurfer
Oct 202592.7%3.4%2.8%0.89%0.16%
Nov 202593.7%2.7%2.4%1.1%0.12%
Dec 202594.2%2.3%2.3%1.1%0.1%
Jan 202691.6%3.2%4%1.1%0.18%
Feb 202693.9%2.8%2.3%0.9%0.12%
Mar 202694%2.8%2.3%0.74%0.15%
Apr 202694.6%2.3%1.9%0.91%0.15%
May 202695.6%1.9%1.6%0.75%0.09%
Jun 202695.2%2.3%1.5%0.91%0.08%
Jul 202695.8%2%1.4%0.7%0.13%
Aug 202695.8%2%1.4%0.71%0.13%
Sep 2026—————

This month’s ranking, August 2026

  1. 1.Frase

    95.8%

    Held 1st. 136K estimated branded searches, -0.09% vs prior month. Share 0 points.

  2. Held 2nd. 2.8K estimated branded searches, +1.4% vs prior month. Share 0 points.

  3. Held 3rd. 1.9K estimated branded searches, -2.5% vs prior month. Share 0 points.

  4. 4.WriterZen

    0.71%

    Held 4th. 1K estimated branded searches, 0% vs prior month. Share 0 points.

  5. 5.Surfer

    0.13%

    Held 5th. 180 estimated branded searches, 0% vs prior month. Share 0 points.

Compare search popularity between leading brands

Which brand is most popular in search among AI SEO tools worldwide?

In August 2026, Frase was the most searched among AI SEO tools worldwide, with an estimated 136K branded searches and 95.8% estimated Share of Search within this set. Clearscope is in 2nd place, 93.8 percentage points behind at 2% Share of Search.

Global AI SEO tools, last 12 months ending September 2026
BrandShare of SearchPeakLowRank
Frase92.7% → 95.8%95.8%Aug 202691.6%Jan 20261st
Clearscope3.4% → 2%3.4%Oct 20251.9%May 20262nd
MarketMuse2.8% → 1.4%4%Jan 20261.4%Aug 20263rd
WriterZen0.89% → 0.71%1.1%Dec 20250.7%Jul 20264th
Surfer0.16% → 0.13%0.18%Jan 20260.08%Jun 20265th

Each finding as a sentence

  • Across the 11 months ending August 2026, Frase’s estimated Share of Search among AI SEO tools worldwide increased from 92.7% to 95.8%.
  • Across the 11 months ending August 2026, Clearscope’s estimated Share of Search among AI SEO tools worldwide decreased from 3.4% to 2%.
  • Across the 11 months ending August 2026, MarketMuse’s estimated Share of Search among AI SEO tools worldwide decreased from 2.8% to 1.4%.
  • Across the 11 months ending August 2026, Frase’s estimated Share of Search among AI SEO tools worldwide peaked at 95.8% in August 2026 and was lowest at 91.6% in January 2026.
  • Across the 11 months ending August 2026, Clearscope’s estimated Share of Search among AI SEO tools worldwide peaked at 3.4% in October 2025 and was lowest at 1.9% in May 2026.
  • Across the 11 months ending August 2026, MarketMuse’s estimated Share of Search among AI SEO tools worldwide peaked at 4% in January 2026 and was lowest at 1.4% in August 2026.
  • Across the 11 months ending August 2026, WriterZen and Surfer held steady: their estimated Share of Search among AI SEO tools worldwide each moved less than 0.5 percentage points.

How did search popularity change for AI SEO tools worldwide in August 2026?

  1. Estimated monthly branded searches for MarketMuse worldwide fell 61.5% over 11 measured months, from 5.1K to 1.9K in August 2026.

  2. Estimated monthly branded searches for Clearscope worldwide fell 53.8% over 11 measured months, from 6.1K to 2.8K in August 2026.

  3. Estimated monthly branded searches for WriterZen worldwide fell 37.5% over 11 measured months, from 1.6K to 1K in August 2026.

  4. Estimated monthly branded searches for Surfer worldwide fell 35.7% over 11 measured months, from 280 to 180 in August 2026.

  5. Estimated monthly branded searches for Frase worldwide fell 18.4% over 11 measured months, from 167K to 136K in August 2026.

How the Brand Demand Index is measured

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