Technology report · A/B testing
VWO usage report
VWO, an A/B testing tool, was detected on 895 of the 66086 websites we scanned, a share of 1.4%. This page shows which industries use it most, with Software and SaaS in front, and which other technologies commonly appear on the same sites. The data is dated 2026-10-28.
- 895websites using it
- 1.4%of 66,086 scanned websites with a detected technology
- 2026-10-28data date
Industry data is known for only 194 of the 895 sites, so the split covers a fraction of detections. Within that group, Software and SaaS leads with 42 sites, or 21.6%. E-commerce and retail follows with 26 sites at 13.4%, then Nonprofits with 17 sites at 8.8%, Education with 13 sites at 6.7%, and Travel and hospitality with 12 sites at 6.2%.
The surrounding stack is dominated by Google Tag Manager, found on 748 VWO sites, or 83.6%. Cloudflare appears on 398 sites (44.5%), PHP on 355 (39.7%) and jQuery on 349 (39.0%). WordPress is on 260 sites (29.1%), Google Fonts on 214 (23.9%), Yoast SEO on 185 (20.7%) and React on 183 (20.4%).
We have no version data for VWO: versioned sites number 0, so no version breakdown is shown. Example sites where we detected it include figlobal.com, justcall.io, umb.com, researcher.life and weblium.com.
Industries using VWO
| Industry | Websites | Share of 194 classified |
|---|---|---|
| Software and SaaS | 42 | 21.6% |
| E-commerce and retail | 26 | 13.4% |
| Nonprofits | 17 | 8.8% |
| Education | 13 | 6.7% |
| Travel and hospitality | 12 | 6.2% |
Technologies used together with VWO
| Technology | Websites | Share of VWO sites |
|---|---|---|
| Google Tag Manager | 748 | 83.6% |
| Cloudflare | 398 | 44.5% |
| PHP | 355 | 39.7% |
| jQuery | 349 | 39% |
| WordPress | 260 | 29.1% |
| Google Fonts | 214 | 23.9% |
| Yoast SEO | 185 | 20.7% |
| React | 183 | 20.4% |
Example company websites
figlobal.com, justcall.io, umb.com, researcher.life, weblium.com
FAQ
- How many websites use VWO?
- We detected VWO on 895 of the 66086 websites scanned, which is a share of 1.4%. The figures come from our scan with the data date 2026-10-28.
- Which industries use VWO most?
- Among the 194 sites with a known industry, Software and SaaS is largest with 42 sites (21.6%). E-commerce and retail has 26 sites (13.4%), and Nonprofits has 17 sites (8.8%).
- What technologies are commonly used alongside VWO?
- Google Tag Manager is by far the most common companion, on 83.6% of VWO sites. Cloudflare follows at 44.5%, then PHP at 39.7%, jQuery at 39.0% and WordPress at 29.1%.
- Which VWO versions are in use?
- This page cannot say. Versioned sites number 0, so we have no version breakdown for VWO in this scan.
- Which sites use VWO?
- Examples of sites where we detected VWO are figlobal.com, justcall.io, umb.com, researcher.life and weblium.com. These are a sample, not the full list of 895 detected sites.
Check your own list
Run the same detection on the websites you care about, or browse popular sites in the Tech Stack Index.