CortexOS vs Filly AI
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
CortexOS compared with Filly AI
| Detail | 
CortexOS | 
Filly AI |
|---|
| What it does | The zero-knowledge AI journal with on-device AI that reads what you wrote and reflects on it, keeping your words on your phone.
| AI form filler that auto-fills PDF and Word forms from saved client profiles
|
|---|
| Stage | Startup
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | MT
| HU
|
|---|
| 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: $0/month with 10 free credits, 10 forms, 5 clients, 10 fills/month. Solo: $19/month (or $152/year with 4 months free) with 20 forms, unlimited clients, 100 fills/month, batch fill up to 5. Pro: $39/month (or $312/year with 4 months free) with unlimited forms, unlimited clients, unlimited fills
|
|---|
| 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
| - AI field extraction from PDF and Word documents
- Scanned PDF and OCR support
- Smart autofill from saved client profiles
- Batch fill for up to 20 clients at once
- CSV/spreadsheet import for form filling
- No-login e-signature sharing
- Official U.S. government form library (18 forms)
- PDF toolbox (merge, split, rotate, redact)
- AI fill assistant for answering form questions
- Learning corrections that persist across future fills
|
|---|
| 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
| - Learns corrections once and applies them to every future fill of that form
- Clients can sign without creating an account
- Works with scanned PDFs and non-fillable forms via OCR
- Data stored in EU with encryption and row-level database security
|
|---|
| Free plan | Not given
| Not given
|
|---|
| Open source | Not given
| Not given
|
|---|
| Platforms | Not given
| Not given
|
|---|
| Public API | Not given
| Not given
|
|---|
| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 15 ▲ +3 (up) since last check | 4 ● no change since last check |
|---|
| Trust Flow (Majestic) | 9 | 5 |
|---|
| Citation Flow (Majestic) | 20 | 23 |
|---|
| Referring domains (Majestic) | 17 | 42 |
|---|
6 details filled in for both companies.
More alternatives to CortexOS More alternatives to Filly AI