DrPhos' Stoichiometry

Stoichiometry Problem Solver

USD 0.99 · In-App Purchases · Designed for iPad

Quickly solve stoichiometry problems with balanced equations, mole ratios, mass and mole conversions, and limiting reactant support. Built for chemistry students. Solve Stoichiometry Problems Fast The DrPhos Stoichiometry Tool makes solving chemical reaction problems simple. Enter a balanced equation, choose known and unknown compounds, and instantly calculate moles and mass. Designed for chemistry students, this tool walks you through the stoichiometric process with clean visuals and intelligent logic. Whether you’re solving basic mole ratios or limiting reactant problems, this app keeps your work fast, accurate, and focused. Features: • Supports mole, mass, and volume conversions • Works with balanced chemical equations • Select known and unknown compounds easily • Built-in limiting reactant detection • Ideal for high school and college chemistry Use this app on its own or unlock it within the full DrPhos GenChem Helper suite to streamline your chemistry toolkit.

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What’s New • Initial release of the Stoichiometry Tool • Supports mole, mass, and volume conversions • Added limiting reactant detection • Improved UI for selecting known and unknown compounds • Fast, accurate calculations with clean visual feedback

The developer, Monte L Helm, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Provider
      • Monte L Helm
    • Size
      • 15.8 MB
    • Category
      • Education
    • Compatibility
      Requires iOS 17.2 or later.
      • iPhone
        Requires iOS 17.2 or later.
      • iPad
        Requires iPadOS 17.2 or later.
      • Mac
        Requires macOS 14.2 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.1 or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
      • Quadratic Equation Solver USD 0.99
      • Science Calculator USD 0.99
      • Significant Figures Counter USD 0.99
      • Kinetics USD 0.99
      • Stoichiometry USD 0.99
      • pH Calculator USD 0.99
      • Reaction Balancer USD 0.99
      • Solution Concentrations USD 0.99
      • Ionic Compound Builder USD 0.99
      • General Chemistry Naming USD 0.99
    • Copyright
      • © Dr. Phosphorus Presents