Subscribe to my conversion & growth tips and get 20 of my top conversion hacks today – it's free!

Useful articles, how-to videos and livestreams 100% pure conversion know-how. 100% free forever.


Conversion Tips & Livestreams on Facebook:


Hit the LIKE-button and get practical conversion, growth and marketing advice that will help you increase your sales and leads.

My YouTube Channel:


Subscribe to my YouTube channel and never miss a video.

My Projects


smartimize.com is the first intelligent helper tool for do-it-yourself conversion optimisation.

Visit smartimize.com

The OMLIVE Online Marketing Summit is a yearly held international conference. Made with all my heart in Berlin.

Visit om.live

My Upcoming Talks & Keynotes


21.11.2017 Searchmetrics Summit
Talk: High-end Form Optimization (EN)

01./02.03.2018: SEO CAMPIXX
Talk: Praktische Tipps für Landing Page Optimierung & Growth Hacking (DE)

22./23.03.2018: Online Marketing Rockstars Festival
Talk: Landing Page Optimisation – Advanced Tactics For More Sales & Leads (EN)

19.04.2018: Conversion Roadshow
Talk: t.b.a.

22.06.2018: OMLIVE Online Marketing Summit
Opening Keynote & Host

I talked in front of many well-known companies and conferences in the past:


Airbnb / Home24 / Zalando / IHK / Optimizely / Peak Ace / SEO-Day / Trust Agents / Stylebook.de / Bild.de / ImmobilienScout 24 / SEO Campixx / Conversion Camp / M3 Campixx / Neuromarketing Day / Shortcon / KarlsCORE Public / DAALA Digital Analytics Association / CONlogne / MyHammer / e-Commerce Day / LEAP / suchradar / Internet World Messe / CO-­Reach / Sixt SEO Wiesn / Audi / eBay / PayPal / H-­Hotels.com / Mister Spex / sage / UBS / VDI / Sparwelt / Online Marketing Tag / SEA Stammtisch Berlin / relaunch Konferenz / OMKB / Meet Magento / Sixt / OMLIVE / Searchmetrics / Unbounce / Tech Open Air Berlin / OMX / SEOkomm / Digital Growth Unleashed

About me


„Nils Kattau is one of the leading conversion optimisation experts. Since 2004, he has run ~1.800 A/B/n-tests for more than 300 companies and built one of the biggest agencies specialised in conversion optimization.

Today, he focuses mostly on his own projects and online marketing events. He is (co-)author of articles and books about conversion optimisation, online marketing and growth hacking and frequently shares his knowledge in webinars and social media.

His videos have reached hundreds of thousands of online marketers and with up to 50.000 views per livestream, he counts to the online marketing authorities with the highest reach in the optimisation field.

Each year, he speaks at the stages of many popular conferences and well-known companies.“

Born in Northern Germany.
Lost my heart to Berlin.