The zero-knowledge AI journal with on-device AI that reads what you wrote and reflects on it, keeping your words on your phone.
A Mac break reminder for developers that follows your coding sessions and guides short breaks
Stage
Startup
Not given
Founded
Not given
Not given
Based in
MT
Not given
Pricing model
Freemium
Paid
Pricing
Free: 10 encrypted entries per month. Premium Monthly: $7.99/month. Premium Annual: $49.99/year. Lifetime: $99.99 one-time purchase. All paid plans include a 7-day free trial.
US$14.99 one-time purchase for all current features, including Pip, guided breaks, Focus Blocks, progress tracking, and themes. Available on Mac App Store with local pricing.
Key features
On-device Llama 3.2 language model with no cloud calls
20+ emotion detection with intensity scoring
Deep Analysis: multi-paragraph AI reflections connecting to past entries
Cognitive distortion alerts based on CBT principles
On-device voice transcription with OpenAI Whisper
Zero-knowledge cloud vault with AES-256-GCM encryption
Memory layer that learns your patterns over time on-device
Behavioral pattern detection and cognitive pattern naming
7-day chapters that automatically organize journaling into narrative arcs
Therapist PDF reports for sharing with mental health professionals
Idle detection that pauses and resumes sessions
Pip desk companion that mirrors session state and joins breaks
Quiet Hours to prevent reminders during specific times
Progress tracking showing breaks taken, reminder responses, and session history
Optional weather context that shows outdoor nudges based on weather and daylight
What makes it different
Only journaling app combining zero-knowledge encryption with on-device AI analysis
Open-source cryptographic core published under MIT license on GitHub
AI runs entirely on-device with zero network calls for data processing
Recovery phrase creates permanent data deletion if lost, proving zero-knowledge works
Session-based automatic reminders that follow time in your actual coding apps rather than requiring manual timer start
Pip desk companion that visually shows session state and joins breaks with you without disrupting your code
One-time purchase with all features included, no subscription or in-app purchases
Code is not monitored; detection uses only foreground app identity, idle state, and timing
CortexOS
VibePause