Jonas von Essen

Jonas von Essen

World champion of remembering.

Two-time World Memory ChampionFive-time Swedish pub quiz championSwedish Poetry Slam champion 2026Gothenburg pun champion

Learn to remember Book a talk

memoryOS

Your memory, upgraded.

I helped create memoryOS — an app that teaches the exact mind-palace techniques I used to win the World Memory Championships. Gamified training, a few minutes a day, and names, numbers and facts start sticking.

Try memoryOS

memoryos.com · iOS & Android

Videos

Believe your eyes!

Jonas performing his astonishing feats

Try memory techniques Open on YouTube ↗
The million question Postkodmiljonären · YouTube ↗
500 names on Sweden’s Got Talent TV4 · YouTube ↗

Stay in the loop!

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Book a talk / ask a question

Say hi!

Want to book a talk your event won’t forget? Or just wondering about something? Drop a line or two below.

Thanks. I’ll be in touch! :)