scopeBILLING.PRICING trial30 days Pro currencyInternational pricing statepublic lab · free access
Atomurus Pro

Solve, visualize, analyze and study chemistry.

Atomurus Pro adds reaction balancing, stoichiometry, advanced analysis, Smart Review and the Chemistry Solver.

30-day trial applies to new accounts

Prices are auto-selected by country and language. You can switch before checkout.

How access works

OPEN LAB
No account

Learn and explore chemistry.

Periodic Table, 118 element pages, Explore, 3D viewers, Element Compare, Molar Mass, Dilution, Scientific, Unit, Ideal Gas, pH.

FREE ACCOUNT
R$0

Save, organize and continue learning.

Everything in Open Lab, plus Study Library, notes, Study Sets, manual flashcards, calculator history and study progress. After the 30-day trial the account remains Free.

PRO
R$24,90

Solve, simulate, analyze and experiment.

Chemistry Solver, Reaction Workbench, stoichiometry and thermodynamics, advanced compare, saved lab sessions, Smart Review, Focus Review, Study Insights, automated practice, no ads.

New accounts: Free account + 30 days of Pro automatically. No card required to start the trial. After the trial, the account remains Free.

§ 01 Plans

Free forever

Atomurus Free

R$0Explore chemistry
    Open lab
    Atomurus Pro

    Build your study system

    US$60Everything in Free, plus your personal study system

    billed annually

      Open workspace

      § 02 Compare plans

      FeatureFreePro

      § 03 How Smart Review works

      § 04 What stays free

      The periodic table, element pages, Explore articles, 3D viewers, molar mass and dilution, and other basic calculators stay open — no account required. A free account saves your library, notes and Study Sets. Pro is for solving, analyzing and Smart Review. Billing should never become a wall in front of the table.