What is a a/b testing?
Also known as split testing, this is a method of comparing two versions of a web page (Version A and Version B) against each other to determine which one performs better. Traffic is split between the two versions, and statistical analysis is used to determine which variation provides a better conversion rate.
Who uses one?
Marketers and entrepreneurs choosing a landing page builder (Unbounce vs Leadpages vs Instapage)
What does it cost?
Pricing varies. The cheapest provider in our Top 11 starts around $99/mo. See the cheapest providers ranked.
How do I pick one?
Read the full methodology for our 9.4-point scoring framework, then look at the canonical The 11 Best Landing Page Builders. If you want a slice of the ranking by price, fit, or compliance, jump to: cheapest · highest-rated · fastest onboarding.
Source: Top 11 The 11 Best Landing Page Builders, verified June 5, 2026.