SitebulbWebsite crawling without compromise
vs
SiteimproveWhere accessibility meets performance
Comparison · SEO Tools · weekly run Nov 2
Sitebulb vs Siteimprove
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Sitebulb is the stronger AI pick in SEO Tools: it has a visibility score of 0.9 versus 0.6 for Siteimprove.
Choose Sitebulb if…
- You want the brand AI engines rank higher (0.9 vs 0.6)
Choose Siteimprove if…
- AI answers describe it more positively (50% vs 0% positive)
- You need ISO/IEC 27001:2022 coverage
- You prefer a larger, established vendor (201–500 employees)
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Sitebulb | Siteimprove |
|---|---|---|
| Visibility score | 0.9% | 0.6% |
| Change vs last week | New | New |
| Rank in SEO Tools | #35 | #39 |
| Share of voice | 0.4% | 0.4% |
| Mentions this run | 2 | 2 |
| Positive in AI answers | 0% | 50% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Sitebulb 0pp · Siteimprove 0pp over 0 weekly runs.
Engine by engine
Sitebulb leads on 1 of 3 engines
ChatGPT
AI Mode
Perplexity
SitebulbSiteimprove
Head to head in AI answers
0 engine answers name both brands
0Sitebulb ranked higher
0Siteimprove ranked higher
Features, pricing & fit
| Dimension | Sitebulb | Siteimprove |
|---|---|---|
| Deployment | Desktop app for Windows and Mac, plus a cloud version that runs in a web browser. | — |
| Integrations | — | 40+ |
| Compliance | — | ISO/IEC 27001:2022 |
| Support | Customer technical support team, SEO articles and guides, Live masterclass webinars | Platform onboarding, Accessibility testing by certified experts, Consulting in digital accessibility and digital marketing |
| Founded | 2017 | 2003 |
| Headquarters | Biddenden, Kent, United Kingdom | Bloomington, Minnesota, USA |
| Employees | 1–10 | 201–500 |
| Funding | — | Minority investment led by Summit Partners · $55M raised |
| Best for | SEO professionals, consultants and digital marketing agencies (Pro), and freelancers, startups, website owners and web agencies (Lite). | Organizations that must balance regulatory compliance with search and content performance. |
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Sitebulb vs Siteimprove”, https://slateindex.ai/compare/sitebulb-vs-siteimprove, data of Nov 2, 2026. Licence: CC BY 4.0.