New: Waves & Sound unit is live
Physics that fits in your pocket.
Five-minute lessons, simulations you can poke at, and quizzes that actually stick. Your owl coach Newt walks you from falling apples to quantum weirdness — one tap at a time.
Free to start. No ads, ever.
The whole syllabus, bite-sized.
Built for high school and intro college physics. Jump in anywhere, or let Newt pick your next lesson.
Motion & Forces
Velocity, acceleration and Newton's three big ideas.
Gravity & Orbits
Why the Moon keeps falling and never lands.
Energy & Heat
Work, power, and where your calories really go.
Waves & Sound
Frequency, resonance and the physics of music.
Electricity
Build circuits and watch current flow live.
Magnetism
Fields, motors and the compass in your phone.
Light & Optics
Lenses, rainbows and bending beams.
Modern Physics
Atoms, relativity and a peek at quantum.
Learn it. Play with it. Prove it.
Learn it
A five-minute story-driven lesson with Newt. Plain words first, equations second.
Play with it
Drag sliders, launch cannonballs, wire circuits. See the physics react in real time.
Prove it
Quick quizzes with step-by-step hints. Keep your streak and level up your owl.
- Works offline
- Hints, not just answers
- Synced across devices
- Made with physics teachers
Questions, answered
Who is Pocket Physics for?
Students from around age 13 up to first-year university, plus anyone curious about how the world works. Lessons adapt to your level as you go.
Is it really free?
Yes. Every core lesson is free. Pocket Physics Plus unlocks advanced units, unlimited simulations and exam-prep packs.
Does it follow my school curriculum?
Units map to common curricula including AP Physics 1 & 2, GCSE and A-Level, and IB. You can filter lessons by exam board in settings.
Can I use it without internet?
Download any unit and learn offline. Your progress syncs the next time you connect.
What is PocketLearn?
PocketLearn builds small, joyful learning apps. Pocket Physics is our first — more subjects are on the way.
Newt's ready when you are.
Download Pocket Physics and finish your first lesson before your coffee cools.