The Conversion Hacker Academy

Get your free conversion certification

Learn from Jörg Dennis Krüger, The Conversion Hacker®. 20 years of experience, €245.3M in additional revenue for clients since 2012. Sign up for free, get started, get certified.

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The current learning environment: course overview, a lesson with audio and transcript, and the quiz

Your instructor

The Conversion Hacker®

The Academy is led by Jörg Dennis Krüger, The Conversion Hacker®, a multiple Golden Stevie Award winner and author of the specialist books "Web Content managen" and "Conversion Boosting mit Website Testing", as well as another book on conversion optimization. His thinkCONVERSION® methodology has been proven in over a hundred projects and has generated real revenue in the hundreds of millions.

This Academy passes on knowledge from real practice: no fluff, no internal jargon, with testable hypotheses and measurable results.

Golden Steviemultiple award winner

thinkCONVERSION®systematic CRO methodology

BooksWeb Content managen · Conversion Boosting mit Website Testing

Course record

Numbers that convince

The Academy is built on real experience from A/B tests and conversion projects, not ivory-tower theory.

€245.3Madded revenue from client projects since 2012, each measured in an A/B test against the control. How much of it lands in your shop depends on setup, industry and season.

91hands-on modules across the Academy courses

43 htotal learning time across all courses

Golden Steviemultiple award winner for conversion optimization

Benefits

Why the Academy works

No endless course frustration. A clear methodology, proven practical knowledge, results you can apply right away.

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Certified knowledge

Complete a track, pass the final exam, and receive an official JDKRUEGER certificate as a PDF, ready for LinkedIn.

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Unlimited access

Once your account is confirmed, you can repeat every course as often as you like, including updates.

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Flexible learning

Short modules with audio, slides, and transcript. Learn on your way to work, between meetings, or in the evening.

Course tracks

Hands-on tracks for e-commerce decision-makers

Start all tracks for free

Every track builds on real conversion principles, phrased as testable hypotheses and explained through examples. 91 modules in total, approx. 43 hours.

5 modules

eCommerce Fundamentals

From business model to online shop canvas. Clarity over busywork.

⏱ 140 min Explore track →

8 modules

A/B Testing Mastery

Understand, measure, and scale. No statistics degree required.

⏱ 220 min Explore track →

10 modules

eCommerce Conversion Optimization

Solve the 70% Problem and grow your shop systematically.

⏱ 305 min Explore track →

9 modules

Landing Page & Funnel Optimization

From click to purchase. No distractions.

⏱ 270 min Explore track →

4 modules

Mobile-First CRO

The most underrated growth lever in e-commerce.

⏱ 110 min Explore track →

7 modules

Data-Driven Decision Making

From the right metrics to a data-backed 90-day plan.

⏱ 175 min Explore track →

5 modules

Checkout & Cart Recovery

Rescue carts, build trust, protect revenue.

⏱ 150 min Explore track →

4 modules

Conversion Foundations

The fundamentals that come before tactics.

⏱ 120 min Explore track →

6 modules

UX & User Research for E-Commerce

Understand what customers actually experience, and turn those insights into a test plan.

⏱ 180 min Explore track →

5 modules

Pricing & Offer Psychology

Structure your prices and offers so customers are happy to spend more.

⏱ 150 min Explore track →

7 modules

Email & CRM Automation for Shops

More revenue from the inbox, through automated, relevant customer relationships.

⏱ 180 min Explore track →

5 modules

AI-Assisted CRO

Use AI as a CRO accelerator without losing quality or accountability.

⏱ 150 min Explore track →

4 modules

Google Analytics 4 for CRO

Use GA4 as a decision-making tool. Read the data, spot the levers, form hypotheses.

⏱ 100 min Explore track →

4 modules

Google Tag Manager for CRO

Run GTM as a CRO accelerator without having to build tags yourself.

⏱ 100 min Explore track →

4 modules

Microsoft Clarity for CRO

Understand qualitative behavioral data and turn it into a systematic testing pipeline.

⏱ 100 min Explore track →

4 modules

CRO & GDPR

Turn data privacy into a competitive advantage in the DACH market, not a roadblock.

⏱ 100 min Explore track →

Your career asset

How to get your certificate

Get your certificate in four steps. Transparent, free, verifiable.

Create an accountConfirm your email. Then you have full access. Free.

→

Complete a trackPick your track. Learn the methodology. Pass the exam.

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Receive your certificateA PDF with your name, track, and date. Public verify ID.

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Boost your careerReady for LinkedIn and XING. Show what you can do.

Start the course now Example course

Coming soon: verifiable EU-wide

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Certificate: Conversion Optimizer

John Doe · issued by JDKRUEGER&CO

Coming soon

Verified EU credentials

We are getting your certificate ready for Europe: soon it will also be issued as a European Digital Credential (Europass). That means tamper-proof issuance, an eIDAS seal, and automatic verification via the EU's Europass viewer. Your certificate and your public verify ID are, of course, already available today.

Coming soon: European Digital Credential (Europass): verifiable EU-wide

Tamper-proof issuance with an eIDAS seal

Automatically verifiable EU-wide via the Europass viewer

LinkedIn-ready: use it directly on your profile

How it works

Better conversion in 3 steps

Learn

Short modules with audio, slides, and transcript, on your way to work or between meetings.

Test

Every lesson shows you how to phrase a hypothesis and test it with a clean 50/50 split.

Apply

Only adopt the changes that demonstrably bring more revenue per visitor in your shop.

Your certificate. Your proof.

Free account. Instant access to the introduction. All further modules after email confirmation.

Start for free now

JDKRUEGER&CO

Rather have it done than learn it yourself?

Jörg Dennis Krüger picks the changes for your shop, his team builds them, each live on a delivery date fixed before work starts.

Book a Dropoff Analysis with Jörg ↗

FAQ

Frequently asked questions

Yes. Complete all modules of a track and pass the final exam, and you will receive a PDF certificate you can share on LinkedIn.

You receive a high-quality PDF plus a public certificate page with a unique ID. Both are LinkedIn-ready and can be shared via link.

Yes. The certificate is designed for LinkedIn's add-to-profile format and can be embedded in XING profiles just as easily.

The certificate attests to hands-on, field-tested conversion methodology at JDKRUEGER level. It is not a state-recognized degree, but it is a concrete career asset in e-commerce.

Yes, that is in the works. Soon we will also issue certificates as a European Digital Credential (Europass, the EU standard). They will then be tamper-proof, eIDAS-sealed, and automatically verifiable across the EU. Today you already get the PDF certificate, the public verify ID, and the LinkedIn integration.

Yes. Access to the Academy is free. Create an account, confirm your email, and start the first track.

Every track shows its total learning time. Across all Academy courses, that adds up to about 43 hours spread over 91 modules. You are free to set your own pace.

The modules are deliberately compact. The real duration varies between roughly 20 and 120 minutes of total learning time per module, including audio, exercise, and quiz.

Your access does not expire. You can revisit the content anytime, including all future updates we make.

We offer special Academy packages for teams and companies. Just drop us a line via the contact form or at hallo@jdk.de.

In the Academy you learn yourself, for free. At JDKRUEGER&CO, Jörg Dennis Krüger picks the changes for your shop and his team builds them, each on a fixed delivery date.

Jörg looks at your shop and shows you where it loses buyers and what that costs in euros. Then his team builds the changes, each live on a date fixed before work starts.

Online shops on their own shop system, such as Shopify, WooCommerce, Magento or Shopware, whose owners want more buyers from the visitors they already have.

A session with Jörg Dennis Krüger on your shop. You see where your shop loses buyers and which of those points costs you the most revenue.