Photronium - Physics Equations app for iPhone and iPad

With over 360 physics equations explained in a clear, easy-to-understand way and a flexible search system, Photronium can be an immensely helpful tool for learners of any level.

PHYSICS AT YOUR FINGERTIPS
Look up any physics equation, with topics including:
• Motion in One Dimension
• Projectile Motion
• Laws of Motion
• Uniform Circular Motion
• Work and Energy
• Linear Momentum and Collisions
• Rotation of Rigid Bodies
• Universal Gravitation
• Fluid Mechanics
• Oscillatory Motion
• Wave Motion
• Sound Waves
• Thermodynamics
• Electromagnetism
• Light and Optics
• Relativity
• Quantum Physics
All available offline, so you can learn anywhere, anytime.

MEMORY QUIZ
Test your knowledge by taking quizzes! Bookmark any section that interests you, and Photronium will automatically create quizzes based on those bookmarks.

INTELLIGENT SEARCH & SYMBOL SEARCH
Just type anything. Intelligent Search can work with the most ambiguous descriptions, like “atom”, “lens”, “radiation”, “Newton”, and “phase angle”. And when you need to find a physics formula without any description, Symbol Search provides a discovery experience you’ve never seen before.

FREE & NO ADS
Photronium comes with over 360 physics equations, Intelligent Search, Symbol Search, Widgets, Bookmarks, Suggested Websites, and Dark Mode all available for free and ad-free. With Extras, you can purchase more features and support the app’s development.

Have questions or feedback? From the app, open Extras and send a report.