Apps Like OrChemSTAR for iPhone and iPad
OrChemSTAR screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


DrPhos' Ionic Compounds
Monte L Helm
Build formulas with cations and anions
Learn and practice creating by selecting cations and anions. The generates correct formulas with proper subscripts and parentheses. Reinforce naming rules and charge balancing through interactive exercises.

Amino Acid Quiz
Atlas Educational Software
Acids and track progress
Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.



DrPhos' Molar Mass
Monte L Helm
Calculate and elemental composition
Calculate and elemental composition for chemical formulas. Input formulas with subscripts, parentheses, and nested groups. Display total and individual element contributions. Perform elemental analysis for problem-solving and educational purposes.

Chemistry Formula Practice Free
Carolina Biological Supply
Formulas and track progress
Naming and writing formulas for ionic and molecular compounds, acids, bases, polyatomic ions, hydrocarbons, and organic functional groups. Choose between -to-name or name-to- exercises. Track progress and repeat exercises for reinforcement.


Chemical Substances: Chem-Quiz
Andrey Solovyev
Learn names, formulas, and structures
Learn with spelling quizzes and structure visuals. Identify formulas, names, and classifications. Explore organic, inorganic, and organometallic compounds. Choose between easy and hard difficulty levels.







Organic Nomenclature
Aaron Hartel
Learn to name compounds
Learn to name compounds with interactive lessons on alkanes, cycloalkanes, alcohols, aromatics, and ketones. Complete quizzes after each lesson to test comprehension and reinforce learning.

Atomizer AR: Quantum Visuals
Wonmo Seong
Explore atoms and molecules in 3D
Explore 3D models of atoms and molecules using augmented reality. Interact with different atomic orbitals, viewing their shapes and energy levels. Learn about molecular orbitals through the Hartree-Fock method.

Engineering & FE Prep
EnginPeers LLC
Review exam topics and practice questions
Review concepts with subject-specific study guides and practice questions. Access flashcards, exam tips, and detailed explanations. Track progress and set study goals for FE and other exams.

Chemify: AI Chemistry helper
Chemify OU
Generate chemical formulas and names
Write chemical formulas and names for inorganic and organic compounds. Generate molecular formulas and IUPAC names instantly. View compound properties including structure, molecular weight, density, melting point, and boiling point.

Knots 3D
David Boren
Learn for fishing, climbing, boating, and scouting
Learn and practice over 220 used in fishing, climbing, boating, and scouting. Browse by category or search by name, synonym, or ABoK number. Save favorite for quick access and review.
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