Paul Katsen

Cardinal — Analytics-led product

Soteri Skin — Long-term relief for eczema and chronic skin conditions

Stock Unlock — Helping everyone become a better investor

Bonsai Desk — FullStory for VR and gaming apps

NudgeLabs — Insights based on biodata & psychology to improve wellbeing

Spline Beta — Design and collaborate in 3D

Hyperbeam API — Multiplayer embeds of any website

PropelAuth — Authentication that works before you write any code

thirdweb — Build web3 apps and games, easily

Retrera — One stop shop for engaging your distributed team

Spot Meetings — The first collaborative platform to support walking meetings

Letterloop — Create private, group newsletters with friends + family. ✍️

Spline — Design tool for 3D web experiences

The Daily Micro — Screenshot summaries of the best essays in tech sent via SMS

Paymobil — A global Venmo using stablecoins

Social Studies — News from Tech Twitter. Analysis from the Social Sciences.

VeryGoodCopy — 100s of proven copywriting principles & techniques, for free

Jiff — Enhance your appearance & background using AI in video calls

Mailjoy Letters — Send personalized direct mail letter campaigns

Mudrex — Automate your crypto trading without writing code