Atom is built on a simple idea: a great physics tutor should not cost anything, and should not care where you live or what school you go to.


We build free, open physics education with a simple conviction: understanding how the universe works should never depend on your zip code, your family's income, or the school you happened to land in. After watching curious students hit paywalls, locked textbooks, and tutoring they could not afford, we built Atom to put a patient, personal physics tutor into everyone's hands, entirely free. Every question gets a real explanation, every level from grade school to graduate research is covered, and every feature ships to every student. That openness isn't a business model; it's the whole point.
| Archimedes Elementary & middle | Newton High school | Heisenberg Undergraduate | Einstein Graduate | |
|---|---|---|---|---|
| Best for | Ages 8 to 14 | AP, IB, A-Level | Physics majors | Grad & research |
| Math | Almost none | Algebra, intro calculus | Multivariable calc, ODEs | Tensors, group theory |
| Tone | Warm, playful | Structured, exam-focused | Rigorous, precise | Formal, terse |
| Explains with | Everyday analogies | Numbered solutions | Full derivations | Formalism |
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