--- title: "Integral Ad Science vs Zefr: Which is searched more?" description: "Is Integral Ad Science or Zefr more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Brand safety platforms 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/ias-vs-zefr" publisher: "Brandwave" --- # Integral Ad Science vs Zefr: Which is searched more? Is Integral Ad Science or Zefr more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Brand safety platforms 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**: Integral Ad Science and Zefr - **Competitive set**: Brand safety platforms - **Market**: Global - **Month measured**: Sep 2026 - **Integral Ad Science Share of Search**: 14.1% - **Zefr Share of Search**: 9.4% ## Is Integral Ad Science or Zefr more popular in search? - In September 2026, Integral Ad Science had more branded searches than Zefr among brand safety platforms worldwide. Integral Ad Science had about 3,600 branded searches, while Zefr had 2,400. Integral Ad Science made up 14.1% of all brand safety platform searches we track, and Zefr accounted for 9.4%. - Integral Ad Science was ahead of Zefr in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Integral Ad Science’s share of searches among brand safety platforms worldwide moved from 18.1% to 14.1%, and its estimated monthly branded searches moved from 6.6K to 3.6K. - Across the 12 months ending September 2026, Zefr’s share of searches among brand safety platforms worldwide moved from 7.9% to 9.4%, and its estimated monthly branded searches moved from 2.9K to 2.4K. ## How did search popularity change for brand safety platforms worldwide in September 2026? - In September 2026, Channel Factory overtook Integral Ad Science to rank 3rd among brand safety platforms worldwide, with 14.1% of the searches. - In September 2026, Zefr gained share of searches among brand safety platforms worldwide, from 5.9% to 9.4%. - Estimated monthly branded searches for Integral Ad Science worldwide fell 45.5% over 12 measured months, from 6.6K to 3.6K in September 2026. ## Month by month | Month | Integral Ad Science estimated searches | Integral Ad Science Share of Search | Integral Ad Science rank | Zefr estimated searches | Zefr Share of Search | Zefr rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 6.6K | 18.1% | 3 | 2.9K | 7.9% | 5 | | Nov 2025 | 5.4K | 16.8% | 3 | 2.4K | 7.5% | 5 | | Dec 2025 | 4.4K | 17.7% | 3 | 2.4K | 9.7% | 5 | | Jan 2026 | 5.4K | 17.4% | 3 | 2.9K | 9.3% | 5 | | Feb 2026 | 5.4K | 17.6% | 3 | 2.4K | 7.8% | 5 | | Mar 2026 | 5.4K | 17.4% | 3 | 2.9K | 9.3% | 5 | | Apr 2026 | 5.4K | 17.6% | 3 | 2.4K | 7.8% | 5 | | May 2026 | 4.4K | 15.4% | 3 | 2.4K | 8.4% | 5 | | Jun 2026 | 4.4K | 16.1% | 3 | 2.4K | 8.8% | 5 | | Jul 2026 | 4.4K | 16.1% | 3 | 2.4K | 8.8% | 5 | | Aug 2026 | 4.4K | 13.7% | 3 | 1.9K | 5.9% | 5 | | Sep 2026 | 3.6K | 14.1% | 4 | 2.4K | 9.4% | 5 | ## How each brand is measured Brandwave collects information about searches that people make online using Integral Ad Science’s and Zefr’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. - **Integral Ad Science**: Measured on the search term “integral ad science”. - **Zefr**: Measured on the search term “zefr”. - [Integral Ad Science profile](/demand/global-en/brands/ias) - [Zefr profile](/demand/global-en/brands/zefr) - [All brand safety platforms worldwide](/demand/global-en/categories/brand-safety-platforms): The set both shares are measured inside, 6 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Integral Ad Science or Zefr more popular in search? In September 2026, Integral Ad Science had more branded searches than Zefr among brand safety platforms worldwide. Integral Ad Science had about 3,600 branded searches, while Zefr had 2,400. Integral Ad Science made up 14.1% of all brand safety platform searches we track, and Zefr accounted for 9.4%. ## Cite this page Brandwave. "Integral Ad Science vs Zefr: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/ias-vs-zefr This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/ias-vs-zefr. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.