The zero-knowledge AI journal with on-device AI that reads what you wrote and reflects on it, keeping your words on your phone.
Commit for real with refundable deposits on daily habits
Stage
Startup
Not given
Founded
Not given
Not given
Based in
MT
IN
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.
Joining fees: ₹49 for 14-day Kickstart plan, ₹99 for 30-day Standard plan, ₹149 for 60-day Iron Will plan. Deposit floors: ₹250 minimum for 14 days, ₹500 minimum for 30 days, ₹1,000 minimum for 60 days. 30-day Standard plan example shows ₹1,099 total (₹99 joining fee plus ₹1,000 deposit). Deposits a
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
Daily photo-verified check-ins for accountability
Gym check-in and wake up early activities
14, 30, and 60-day challenge durations
Custom deposit amounts starting at duration minimums
Full deposit refund on challenge completion
Charitable forfeiture to Akshaya Patra on failure
Earned progression system for 60-day challenges
No gamification with streak badges or countdown timers
Public ledger showing transactions and donations
Completion certificates upon challenge success
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
Forfeited deposits go to charity, not the company
Simple, transparent pricing with no subscriptions or hidden charges
Full refunds guaranteed for completed challenges
No fake gamification or manipulative design patterns
CortexOS