Technology category
Most popular A/B testing technologies
As of 2026-10-02, 340 of the 7,859 popular websites we analysed (4.3%) use at least one detected A/B testing technology. Most used: VWO (142 sites, 1.8%), Optimizely (91 sites, 1.2%) and Convert Experiences (37 sites, 0.5%).
A/B testing ranking (6 technologies)
| # | Technology | Sites | Share of sites | Most popular site |
|---|---|---|---|---|
| 1 | VWO | 142 | 1.8% | forbes.com |
| 2 | Optimizely | 91 | 1.2% | zoom.us |
| 3 | Convert Experiences | 37 | 0.5% | dreamhost.com |
| 4 | AB Tasty | 30 | 0.4% | lefigaro.fr |
| 5 | Google Optimize | 22 | 0.3% | flurry.com |
| 6 | Kameleoon | 22 | 0.3% | kaspersky.com |
A/B testing comparisons
FAQ
- What is the most popular A/B testing technology?
- VWO, detected on 142 of 7,859 popular websites (1.8%) on 2026-10-02.
- How many websites use a A/B testing technology?
- As of 2026-10-02, 340 of the 7,859 popular websites we analysed (4.3%) use at least one detected A/B testing technology. Most used: VWO (142 sites, 1.8%), Optimizely (91 sites, 1.2%) and Convert Experiences (37 sites, 0.5%).
- Which A/B testing technologies can I compare?
- VWO vs Optimizely, VWO vs Convert Experiences, VWO vs AB Tasty, Optimizely vs Convert Experiences and Optimizely vs AB Tasty: each comparison page shows adoption overall, by sector, by top-level domain and among the most popular sites.
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