VWO vs AB Tasty

From $314 per month (indicative, growth tier by traffic)

Quote on request

Priced by monthly tracked users across modules; buying testing plus insights raises the total substantially.

Quote-based annual contracts priced by traffic volume.

Free starter plan with limited monthly tracked users.

No free tier; demo on request.

Widely used

Wingify · since 2010

Established

AB Tasty · since 2009

• Observation and experimentation in one place shortens the hypothesis loop.
• Visual editor is capable and marketer-friendly.
• Cheaper than Optimizely at comparable traffic.

• EU hosting and GDPR posture simplify European procurement.
• Good balance between marketer-friendly editing and server-side flags.
• Strong support reputation in European markets.

• Module-based pricing means the useful configuration costs much more than the headline.
• Client-side flicker on complex single-page applications.
• Server-side capability lags the flag-first platforms.

• Less well known outside Europe, with a smaller partner ecosystem.
• Quote-based pricing with no self-serve entry.
• Statistics engine is less differentiated than the warehouse-native platforms.

Conversion-optimisation teams that want testing and behavioural insight from one vendor.

European e-commerce and media companies with GDPR-driven vendor requirements.