Acquia Optimize vs Siteimprove:Which is more popular by branded search?
In August 2026, Siteimprove had more branded searches than Acquia Optimize among website accessibility monitoring platforms worldwide. Siteimprove was estimated to have 10.1K branded searches compared to Acquia Optimize’s 1K, and held a 41% Share of Search versus Acquia Optimize’s 4.1%. Worldwide · English terms: these are worldwide searches for English-language branded terms.
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Which is more popular in search, Acquia Optimize or Siteimprove?
Compare services and tools used to scan and monitor websites for accessibility issues. 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 by month for Siteimprove, Acquia Optimize. The figures are in the table below the chart.
View monthly share of search table
| Month | Siteimprove | Deque | Silktide | Level Access | Acquia Optimize |
|---|---|---|---|---|---|
| Oct 2025 | 41.9% | 24.4% | 15.1% | 12.7% | 6% |
| Nov 2025 | 40.4% | 27.5% | 14.6% | 12.3% | 5.3% |
| Dec 2025 | 39.1% | 27.1% | 14.2% | 14.5% | 5.1% |
| Jan 2026 | 42.6% | 24.3% | 15.4% | 13% | 4.8% |
| Feb 2026 | 42.5% | 24.5% | 15.3% | 12.9% | 4.8% |
| Mar 2026 | 45.8% | 25.1% | 13.6% | 11.4% | 4.1% |
| Apr 2026 | 46.4% | 25.2% | 13.7% | 11.5% | 3.2% |
| May 2026 | 41.2% | 27.5% | 12.1% | 15.1% | 4% |
| Jun 2026 | 42.4% | 28.7% | 12.6% | 12.8% | 3.6% |
| Jul 2026 | 38% | 30.5% | 13.6% | 14% | 3.9% |
| Aug 2026 | 41% | 27.7% | 14.8% | 12.3% | 4.1% |
| Sep 2026 | — | — | — | — | — |
How has the Acquia Optimize and Siteimprove comparison changed over the last 12 months?
3 findings
- Siteimprove was ahead of Acquia Optimize in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Acquia Optimize’s estimated Share of Search among website accessibility monitoring platforms worldwide moved from 6% to 4.1%, and its estimated monthly branded searches moved from 2.1K to 1K.
- Across the 11 months ending August 2026, Siteimprove’s estimated Share of Search among website accessibility monitoring platforms worldwide moved from 41.9% to 41%, and its estimated monthly branded searches moved from 15.1K to 10.1K.
How did search popularity change for website accessibility monitoring platforms worldwide in August 2026?
2 changes

In August 2026, Siteimprove gained estimated Share of Search among website accessibility monitoring platforms worldwide, from 38% to 41%.
Estimated monthly branded searches for Acquia Optimize worldwide fell 52.6% over 11 measured months, from 2.1K to 1K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using Acquia Optimize’s and Siteimprove’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.
Acquia Optimize
3 branded search terms
- acquia monsido
- acquia optimize
- monsido
Siteimprove
6 branded search terms
- accessibility siteimprove
- siteimprove
- siteimprove accessibility
- siteimprove com
- siteimprove seo
- siteimprove software

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