The zero-knowledge AI journal with on-device AI that reads what you wrote and reflects on it, keeping your words on your phone.
Pause before you buy
Stage
Startup
Not given
Founded
Not given
Not given
Based in
MT
CA
Pricing model
Freemium
Freemium
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.
Free: 3 holds a month, 48-hour holds, unlimited polls and votes, nightly check-in and streaks, circle, 30 days of history. Jury Plus: $3.99/month or $29.99/year for unlimited holds, every hold length (24h, 48h, 72h, 7 days), full history, and pause every shopping app (coming soon).
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
Send one link to friends to vote Buy or Skip without requiring the app
Friends can vote anonymously
Find it cheaper to compare prices at other stores
Companion animals (cat or dog) that keep you company during holds
Nightly no-spend check-in and streak tracking
Private circle to share streak counts with friends
Shareable proof cards for reaching milestones
Never connects to bank or card
Pause shopping apps using Apple's Screen Time framework (Jury Plus, coming soon)
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
Friends vote without downloading the app or creating an account
No bank or financial connection required
Streak accountability with friends without revealing spending details
CortexOS
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