CRO
Landing Page Testing
A practical UX and optimisation method for improving landing page conversion through controlled experiments and behavioural evidence.
How to use landing page testing to validate messaging, layout, and calls to action so more users take the intended action.
Quick take
If your landing page isn’t converting, test it. Small changes can have a big impact.
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What it is
Landing page testing is a UX and glossaryOptimisationOptimisation is the process of improving a product or journey to increase performance, usability, or conversion.Open glossary term method used to evaluate how effectively a landing page drives a specific action, such as a sign-up, purchase, or enquiry.
It involves testing variations of key elements such as headlines, glossaryLayoutLayout is the arrangement of elements on a page or screen, determining how content is organised and presented. It influences readability, usability, and overall experience.Open glossary term, content, imagery, and calls to action.
Testing can be done through guideA/B TestingComparing live variations with controlled experiments to identify which design or content change performs better.Open guide, guideSplit TestingComparing fundamentally different versions of an experience by splitting live traffic to identify the stronger overall direction.Open guide, or user testing, depending on the goal.
The focus is on how users respond to the page and whether they take the intended action.
The goal is to improve glossaryConversionA conversion is any action a user takes that aligns with a defined goal, such as making a purchase, signing up, or completing a task.Open glossary term by refining what users see and how they interact with it.
Landing page testing is most useful when conversion performance matters and you need evidence of what actually improves action rates.
When to use it
Use this method when glossaryPerformancePerformance refers to how quickly and efficiently a system responds to user actions and processes tasks.Open glossary term matters.
It is most useful when:
It is less useful when:
Landing page testing is often used in live optimisation.
Key takeaway
Use landing page testing when you can define a clear goal and measure whether specific page changes improve real conversion behaviour.
How to run it
Set up properly.
Before you start, be clear on the goal of the landing page, the key metrics, and what you want to test.
Start with a clear glossaryHypothesisA hypothesis is a testable assumption about how a change will impact an outcome.Open glossary term.
Run the method.
Landing page testing is iterative and glossaryDataData is raw information collected and stored for analysis, processing, or decision-making.Open glossary term-driven.
Create variations of the page or elements. Run tests (e.g. A/B or guideSplit TestingComparing fundamentally different versions of an experience by splitting live traffic to identify the stronger overall direction.Open guide). Expose users to different glossaryVersionA version is a specific iteration of software or a product at a point in time.Open glossary term. Measure glossaryPerformancePerformance refers to how quickly and efficiently a system responds to user actions and processes tasks.Open glossary term. Keep variables controlled.
Test one meaningful change at a time where possible.
Capture and make sense of it.
The value comes from measurable outcomes.
After testing: compare glossaryPerformancePerformance refers to how quickly and efficiently a system responds to user actions and processes tasks.Open glossary term across variations, identify what drives glossaryConversionA conversion is any action a user takes that aligns with a defined goal, such as making a purchase, signing up, or completing a task.Open glossary term, validate or reject hypotheses, and apply learnings to future tests.
Use this to continuously improve.
What to look for
Focus on:
Where it goes wrong
Most issues come from:
If it’s not measured properly, it’s not testing.
What you get from it
Done properly, this method gives you:
Key takeaway
It helps you turn traffic into results.
Get in touch
If this sounds like something you need, we can help you test and optimise your landing pages so they actually convert.
No guesswork. No assumptions. Just measurable improvements that drive results.
FAQ
Common questions
A few practical answers to the questions that usually come up around this method.
What is landing page testing in UX?
It is a method for evaluating and improving how a landing page converts users.
When should you use landing page testing?
Use it when you have glossaryTrafficTraffic refers to the number of users visiting a website, app, or digital product over a given period.Open glossary term and a clear glossaryConversionA conversion is any action a user takes that aligns with a defined goal, such as making a purchase, signing up, or completing a task.Open glossary term goal.
What can you test?
Headlines, glossaryLayoutLayout is the arrangement of elements on a page or screen, determining how content is organised and presented. It influences readability, usability, and overall experience.Open glossary term, content, CTAs, and imagery.
How do you measure success?
Through glossaryConversion RateConversion rate is the percentage of users who complete a desired action compared to the total number of users.Open glossary term and related metrics.
Does landing page testing improve UX?
Yes. It helps refine pages to better meet user needs and business goals.