Coming soon · Android & iOS

One principle.
Every day.

The world's great books, compressed into one actionable principle you can actually use — delivered every morning. No feed. No noise.

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Distilled from the world's greatest books

Zero to OneAtomic HabitsMeditationsThinking, Fast and SlowThe Psychology of MoneyDeep WorkAntifragileSapiensMan's Search for MeaningThe Almanack of Naval RavikantInfluenceThe Art of Thinking ClearlyLetters from a StoicMasteryThe Daily Stoic Zero to OneAtomic HabitsMeditationsThinking, Fast and SlowThe Psychology of MoneyDeep WorkAntifragileSapiensMan's Search for MeaningThe Almanack of Naval RavikantInfluenceThe Art of Thinking ClearlyLetters from a StoicMasteryThe Daily Stoic

What it is

Between a quote app
and a reading app.

Most great books contain one idea that changes everything — buried under 300 pages of context, repetition and filler. Claros finds that idea, extracts it, and delivers it as a principle you can apply today.

Not a quote. Not a summary. A principle — with the science behind it, a real-world example, the failure trap, and your first step.

"One principle costs nothing. The depth it opens costs less than you think."
— The Oracle

Ventures · T3 Today

"Competition is for losers. Monopoly is for winners. To create lasting value, escape competition entirely."

Zero to One — Peter Thiel

The ScienceWhy monopolies compound and competition erodes margins to zero.
Real ExampleGoogle's search monopoly vs. the airlines' race to the bottom.
Failure TrapMistaking a crowded market for a validated one.
Your First StepName the one thing you can do that no rival can.

A taste of the library

Ideas worth a whole shelf,
in a single line.

Ventures · T3

"Competition is for losers. Monopoly is for winners. If you want to create lasting value, escape competition entirely."

Zero to One — Peter Thiel

Mind · T1

"The map is not the territory. We navigate by models of reality, never reality itself — and most failures begin where we forget this."

The Art of Thinking Clearly — Rolf Dobelli

Body · T1

"You do not rise to the level of your goals. You fall to the level of your systems."

Atomic Habits — James Clear

Wealth · T2

"Wealth is what you don't see. Spending money to show people how much money you have is the fastest way to have less of it."

The Psychology of Money — Morgan Housel

How it works

Simple. Deliberate. Daily.

No algorithm. No feed. Just one principle that arrived this morning.

01

The Extraction

Our team reads the books, identifies the single most transferable principle, and distills it until nothing unnecessary remains.

02

The Delivery

Every morning, one principle arrives — with the science, a real example, the failure trap, the Oracle's Question, and your first step.

03

The Practice

Return to it. Write in the margin. Mark it when it comes true. Your library becomes a record of how you've changed.

29 categories · 5 tiers

Every domain of a serious life.

From how you think to how you're remembered.

T1 — FREE

SELF

Mind Emotion Body Focus Identity Will
T2 — PRO

RESOURCES

Wealth Skills Health Work Relationships Reputation
T3 — PRO

SCALE

Investing Ventures Leverage Systems Creation Learning
T4 — PRO

SAFETY

Legal Security Location Crisis Psyche Sovereignty
T5 — PRO

LEGACY

Meaning Space Legacy Connection Art

See it

Designed to be opened.

Home screen

Home

Your principle, every morning

Browse screen

Browse

29 categories across 5 tiers

Spaced Repetition screen

Spaced Repetition

Return until it sticks

Pricing

Less than a book.
More than a subscription.

Standard access card

Free

$0forever

Begin here. See what Claros is.

1 axiom per day
6 T1 · SELF categories
Book card + affiliate links
Basic streak tracking
Basic themes
Limited share-card colors & themes
Limited review cards
A preview of the Explain page
Download Free
Most chosen
Pro access card

Pro

$29.99/ year

$2.49/month — less than a page of any book on your shelf.

3 axioms per day
All 29 categories · 5 tiers
Full archive · unlimited
Full Explain page unlocked
"Why this book" — the insight behind every pick
Unlimited spaced repetition
Oracle cards to share
All share-card colors & themes
All animated themes
Streak shields & referral flame
Your Path — your personal journey
Living Marginalia · no ads
Begin the Oracle's Year
The Oracle orb

Get Claros

Start with one.
Return for the rest.

Coming soon to Android and iOS. Your first principle is waiting.

Get it onGoogle Play
Coming soon
Download on theApp Store
Coming soon

Free to download · Freemium · No account required to start