thinkr - Daily Philosophy
Daily philosophy challenge
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
A new philosophy challenge every day. Answer five questions, keep your streak, and climb from Novice to Sage — then ask history’s greatest minds yourself.
Every day, thinkr gives you a challenge: five quick questions that make you actually think — then the tools to go deeper.
thinkr is daily philosophy, built like a workout for the mind. Open the app to Today's Challenge, keep a streak, work through a real course, and reason with history's greatest minds — not another quote-scrolling feed.
WHAT YOU CAN DO
• Take the Daily Challenge. A fresh five-question mix every day — spot the thinker behind a quote, catch a logical fallacy, apply a school to a real dilemma. Answer, learn why, keep your streak.
• Learn philosophy, one lesson at a time. A guided course takes you from Foundations and Stoicism through logic, Eastern thought, the Enlightenment, Existentialism, Ethics, political philosophy, and the mind — in short, bite-size lessons. Earn XP and climb from Novice to Sage.
• Ask a real question to any of 44 philosophers: Marcus Aurelius, Seneca, Epictetus, Lao Tzu, Confucius, Buddha, Nietzsche, Kierkegaard, Camus, Sartre, Simone de Beauvoir, Schopenhauer, Wittgenstein, Jung, Emerson, and more. Each one answers in their own voice.
• Stage a debate. Pick two or three thinkers and a topic that's actually on your mind. Watch them engage by name across multiple rounds. Socrates questions. Nietzsche pushes back. Lao Tzu returns to stillness. It's the conversation you wished you could be in the room for.
• Carry a single thought each day. One quiet quote, one dilemma, and one sharper question.
• Save what lands. Reflect in writing. Hear it read aloud. Sit with it on a guided timer.
WHO IT'S FOR
You think about how to live. You've read some of the Stoics, dipped into the Tao Te Ching, kept Nietzsche on the shelf for years. You want to actually understand the ideas — and then put the question that's keeping you up to someone serious.
FREE AND FULL ACCESS
Free: the Daily Challenge and streak, the daily thought and dilemma, the guided course with hearts, schools and themed deep-dives, a library preview, five philosopher chat messages, and one staged debate.
thinkr — one simple membership, monthly, annual, or yours forever with a single lifetime purchase: unlimited lesson hearts, streak protection, the complete 980+ thought library, Home Screen and Lock Screen widgets, generous daily chat across all 44 philosophers, ongoing multi-philosopher debates with fair-use limits, audio narration, and the Sit With It timer.
PRIVACY
No accounts. Your reflections, progress, and favorites live on your device. Chat and debate prompts go to our private Cloudflare Worker and Anthropic Claude for app functionality. We use privacy-conscious product analytics and crash reporting to improve reliability. The only ads are optional: you can choose to watch a rewarded ad to refill hearts or earn a bonus chat message. No banners, no interstitials, no forced video.
SUBSCRIPTION TERMS
thinkr is offered as an auto-renewing monthly or annual subscription, or a one-time lifetime purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Payment is charged to your Apple ID. You can manage or cancel your subscription in App Store account settings.
Terms of Use (EULA): https://thinkr-chat.mcintyregrissom.workers.dev/terms
Privacy Policy: https://thinkr-chat.mcintyregrissom.workers.dev/privacy
——
"The unexamined life is not worth living."
— Socrates
A small thing. Made with care.
Ratings & Reviews
Thank you for thinking with thinkr.
This update goes deeper on the learning side:
• Five new course units — Medieval & Islamic thought, Epistemology, Logical Fallacies, Modern Justice, and Metaphysics. The course now spans 14 units and 165 questions.
• The Timeline — see every thinker in the library laid out across 2,500 years, from Pythagoras to the present, and tap any name for a short bio.
• New question types — put thinkers in chronological order, and sort ideas into schools.
• Teach cards that introduce each concept before you practice it.
• Earn drachmas as you learn, and spend them to refill hearts or bank a streak freeze.
New here? Open to Today's Challenge — five quick questions a day — then work through a guided course from the Stoics to the existentialists, and reason with history's greatest minds.
The developer, Robert Grissom, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- User Content
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Robert Grissom
- Size
- 28.1 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Infrequent
Mature or Suggestive Themes
Contains
Messaging and Chat
- In-App Purchases
Yes
- thinkr Lifetime $49.99
- thinkr Plus · Annual $49.99
- thinkr Plus · Monthly $7.99
- Thinkr Pro · Monthly $3.99
- Thinkr Pro · Annual $29.99
- Copyright
- © 2026 Robert Grissom
