Why: Learn How the World Works
100,000 Why questions
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Understand the world through curiosity
Every discovery begins with a simple question:
Why?
Why turns curiosity into discovery by revealing clear, engaging explanations to the questions people ask every day.
Instead of long articles or complicated explanations, Why presents knowledge in short, beautifully designed discoveries that make understanding the world simple and enjoyable.
Discover how things work
Explore thousands of fascinating questions about:
• animals
• space
• the human body
• science
• nature
• technology
• everyday life
Each question reveals a simple explanation that helps you understand the world more clearly.
Learn through discovery
Why combines structured learning with open exploration.
Start with a simple question and follow curiosity as it branches into deeper ideas.
One discovery leads to another, creating a natural path to understanding.
Simple explanations that make sense
Each discovery includes:
• a clear short answer
• an easy-to-understand explanation
• surprising facts that make learning memorable
• related questions to continue exploring
Learning becomes fast, engaging, and enjoyable.
Designed for curious minds
Why is built for anyone who enjoys learning and exploring ideas.
Whether you're curious about science, nature, technology, or everyday phenomena, Why makes discovering new knowledge effortless.
Perfect for:
• curious adults
• lifelong learners
• students
• parents exploring with their children
Discover something new every day
The world is full of fascinating questions.
Start exploring them one discovery at a time.
Download Why and see the world differently.
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
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The developer, Sharepeace, LLC, 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:
- Purchases
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Contact Info
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Sharepeace, LLC
- Size
- 42.3 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Unlimited Yearly $47.99
- Unlimited Monthly $4.99
- Copyright
- © 2026 Sharepeace LLC