CortexOS

11 posts

CortexOS

@TheCortexOS

Zero-Knowledge AI Journal. On-device LLM. Your entries encrypted with keys only you hold. We can't read your data. Nobody can. Your Mind, Encrypted.

Joined October 2025

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CortexOS
@TheCortexOS
Mar 25
It's live. CortexOS is on the App Store. The first Zero-Knowledge AI Journal. AI that runs on your phone. Not a server. Entries encrypted with keys only you hold. I built it and I can't read your stuff. 14-day free trial. No card needed. apps.apple.com/mt/app/cortexo… Your Mind,
CortexOS
@TheCortexOS
Apr 9
Article
CortexOS and the Emergence of a New Kind of Personal Intelligence
For years, journaling apps have followed a familiar arc. They began as digital notebooks, evolved into beautifully designed memory archives, and more recently, adopted artificial intelligence as a...
CortexOS
@TheCortexOS
Apr 3
Ten days. Three major updates. Our founder wrote about what changed and why. #CortexOS #ZeroKnowledgeAI #OnDeviceAI medium.com/p/ten-days-aft…
CortexOS
@TheCortexOS
Apr 1
Every AI journal sends your thoughts to a server. We wrote about why that needs to change. Read the full piece below. #ZeroKnowledgeAI #Privacy #OnDeviceAI
CortexOS
@TheCortexOS
Apr 1
Article
Your Thoughts Are the Last Thing That Should Live on Someone Else's Server
Privacy isn't about having something to hide. It's about having something worth protecting. We lock our phones. We lock our front doors. We use passwords for our bank accounts and two-factor...
CortexOS
@TheCortexOS
Apr 1
Article
Your Thoughts Are the Last Thing That Should Live on Someone Else's Server
Privacy isn't about having something to hide. It's about having something worth protecting. We lock our phones. We lock our front doors. We use passwords for our bank accounts and two-factor...