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📈Beginner8 lessons · 3 free

Conversion Rate Optimization

Most businesses focus on getting more visitors when they should be converting more of the visitors they already have. CRO is the highest-leverage marketing investment: a 2x conversion rate doubles revenue from the same traffic. This course teaches the full CRO toolkit — heatmaps, A/B testing, landing page psychology, form optimisation, and pricing page design.

No prerequisites — pairs well with Marketing Analytics with GA4
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$59one-time · lifetime access

What you'll learn

What CRO actually is: scientific testing vs opinion-based redesign
The CRO toolkit — heatmaps, session recordings, and analytics funnels
Landing page anatomy — headline, proof, CTA, and objection handling
A/B testing: statistical significance, sample sizes, avoiding traps
Form optimisation — field reduction, friction analysis, multi-step flows
Pricing page psychology — anchoring, social proof, risk reversal
Build a repeatable CRO system with prioritisation and retrospectives
Advanced tools — personalisation, multivariate testing, segmentation

Course outline

Full course — $59 one-time

04

A/B Testing — How to Design and Read a Valid Test

Test ideas properly so you know what actually works — not what looked good in a graph

10 min
05

Form Optimisation — Reducing Friction at the Critical Moment

Every extra field costs conversions — the science of form design

8 min
06

Pricing Page Psychology

The cognitive principles behind high-converting pricing pages — anchoring, decoys, and commitment

9 min
07

Building a CRO System — A Repeatable Improvement Cycle

The monthly process that compounds conversion improvements into meaningful revenue growth

9 min
08

CRO Tools Deep-Dive — Advanced Segmentation and Personalisation

Use data segmentation to show different content to different visitors — dramatically improving relevance

9 min

Get the full course

8 lessons — from heatmaps and A/B testing to a repeatable CRO system.

8 lessons✓ Testing frameworks included✓ Certificate
$59one-time

About this course

Conversion rate optimisation (CRO) is the practice of increasing the percentage of website visitors who complete a desired action — signing up, purchasing, or contacting you — without spending more on traffic. Learning CRO means understanding user psychology, how to run A/B tests correctly, what data to collect and how to interpret it, and the design and copywriting principles that reduce friction at every step of the funnel. This CRO tutorial covers the systematic approach that replaces guessing with evidence.

CRO skills are valuable for anyone who pays for traffic (making each visit more valuable), runs a product or e-commerce store (getting more from the users you already have), or manages landing pages for campaigns. A 20% improvement in conversion rate doubles the value of your entire acquisition budget. After this course you will be able to identify conversion problems with analytics and user research, form testable hypotheses, run valid A/B tests, and implement winning changes with confidence.

Frequently asked questions

What is a good conversion rate?

Conversion rates vary enormously by industry, traffic source, and what you are converting. E-commerce averages 1–3%. SaaS free trial sign-ups from organic traffic are typically 2–5%. Lead generation landing pages range from 5–15%. Rather than benchmarking against industry averages, focus on improving your own baseline — a 20% improvement on your current rate is meaningful regardless of where it sits.

How do I run an A/B test?

An A/B test shows different versions of a page to different visitors and measures which version converts better. Key steps: form a hypothesis, define your success metric before starting, calculate the sample size needed for statistical significance, run the test until you reach significance (not until one version looks better), and implement the winning variant. The most common mistake is stopping tests too early based on data that does not yet represent a meaningful sample.

What elements have the biggest impact on conversion rate?

In rough order of impact: headline (the first thing users read), primary call-to-action (button copy, placement, visibility), form length (every extra field reduces conversion), social proof (testimonials, logos, review counts), page load speed (each second of delay reduces conversion), and value proposition clarity (do visitors immediately understand what you offer and why it matters?). Testing these in sequence is more productive than testing minor design elements.

How much traffic do I need to run meaningful A/B tests?

The traffic requirement depends on your current conversion rate and the improvement you expect to detect. With a 3% conversion rate, you need around 1500 visitors per variant to detect a 20% improvement with 95% confidence. Low-traffic sites cannot run valid A/B tests and should focus on qualitative research (user recordings, interviews) and implementing best-practice changes rather than testing.

What is the difference between CRO and UX design?

UX design focuses on the overall user experience — information architecture, interaction design, and usability. CRO focuses specifically on removing friction from conversion paths and increasing the rate at which visitors complete specific goals. There is significant overlap: good UX usually improves conversion rates, and CRO testing generates insights that inform UX decisions. The main difference is that CRO is quantitatively driven by conversion metrics.

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