Your birthday didn't make you who you are.
Your decisions did.
Shadow OS gives you a clear direction for the decision in front of you, then shows the pattern your choices reveal over time.
Free on iOS and Android · No email required
Start with the question that keeps circling in your head.
One clear direction — and the pattern that could derail it.
What felt like one decision starts becoming a pattern.
How it works.
Four beats. One minute a day. The pattern comes into focus on its own.
Ask
Bring in the real decision — the one you keep turning over.
Get direction
Get one clear direction and the shadow pattern to watch for.
Log the moment
Capture what the decision felt like while it was still real.
See your pattern
As your history builds, the pattern behind your choices comes into focus.
What you get back.
You write down one real decision. What comes back is the shape of how you choose.
What this week was really about.
A clearer read on what your week was really about.
The shape of 30 days.
The shape of your month — where you moved, where you held, and what kept repeating.
How your type is changing.
Your quiz result is the starting point. Your real decisions tell the deeper story.
"You think you know how you decide. Your real decisions tell a different story. Shadow OS is where the two finally meet."
One question. Two ways of meeting it.
Without Shadow OS
- Ruminate for three days
- Ask two friends; get opposite advice
- Write a pros-and-cons list that doesn't resolve
- Pick one and quietly second-guess it
- Forget what you learned by next week
- Repeat the same pattern next quarter
With Shadow OS
- Ask in thirty seconds
- Get one clear direction and the pattern that could derail it
- Tag the feeling and keep a private note
- See how it actually turned out
- Find out if the call was right given what you knew
- Watch your pattern come into focus across weeks and months
See your starting type before you ever log a decision.
Fifteen questions. Three minutes. No email. Your quiz result is the first read. Your real decisions are what sharpen it.
Take the free quizFree forever. Upgrade when you want to see the whole picture.
The day-to-day is free. The view across weeks and months is the upgrade.
Forever. No credit card.
- One clear direction, every day
- A shadow warning on every reading
- One area per day
- Emotion tagging and decision weight
- Private journal and scheduled reflections
Works out to $6.67 a month. Save 33%.
- Everything in Free
- All five areas, same day
- Weekly insight on your pattern
- Monthly report on the shape of 30 days
- Archetype evolution tracking
- Cross-area pattern analysis
One payment. Every feature. Forever.
- Everything in Annual
- All future premium features
- No renewals, ever
- Founding member status
Monthly also available at $9.99/mo.
Questions people ask.
What is Shadow OS?
A decision journal that helps you get clear in the moment, then understand your patterns over time. It combines direction, reflection, and archetype-based insight in one private system.
How is this different from a journaling app?
Journaling apps give you a blank page. Shadow OS gives you a shape — a structured decision, a clear direction, and the pattern that forms across them.
What's free vs premium?
Free gives you the full daily loop — direction, shadow warning, emotion tagging, weight, reflections, one area per day. Premium unlocks all five areas, the weekly and monthly pattern views, and archetype evolution over time.
Do I need to believe in the I Ching?
No. You can use Shadow OS as an ancient decision framework, a Jungian pattern tool, or simply a structured journal for real choices. The value is the same either way: one clear direction, one shadow warning, and a pattern that gets sharper over time.
Is my data safe?
Yes. Your journal lives on your device first, encrypted when synced. No data sold, no training on your entries, no birth data, no location, no social login.
One clear direction today.
A pattern you can see by month's end.
Get started free — or take the quiz first.