Comparison

Physics Toolkit Pro vs ChemyLab

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Physics Toolkit Pro

This app provides a comprehensive suite of physics calculators, tables, and formulas for students and professionals. It covers a wide range of physics concepts, from basic mechanics to electromagnetism and quantum physics, offering quick access to essential information.

Highlights
  • Extensive physics calculators
  • Comprehensive formula library
  • Element and periodic table data
  • Unit and constant reference
  • Supports students and professionals
Features
Read full description

Physics Toolkit is a physics calculator that can be used for physics calculations. It contains many calculators and tables, a list of common formulas and information about all elements. Physics Toolkit is a must-have app for physics students and professionals. Calculators: • Displacement • Acceleration • Newton's second law • Gravitational acceleration • Hooke's law • Momentum • Work • Density • Kinetic energy • Potential energy • Elastic energy • Electric power • Wavelength • Energy conversion efficiency • Pressure • Phase velocity • Static fluid pressure • Dynamic pressure • Buoyancy • Volumeric flow rate • Mass flow rate • Heat capacity • Gravity • Pressure-volume work • Electric current • Ohm's law • Voltage • Voltage in series • Resistance in series • Current in parallel • Resistance in parallel • Resistivity • Capacitance • Capacitor energy • Capacitance in series • Capacitance in parallel • Induction in series • Induction in parallel • Inductor energy • Mass-energy equivalence • De Broglie wavelength • Centrifugal force • Friction • Mechanical advantage • Rotational kinetic energy • Torque • Sound pressure level • Index of refraction • Carnot efficiency • Coulomb's law • Stefan-Boltzmann law Tables: • Formulas • Elements • Base units • Constants • Periodic table • Electron orbitals • Ionization energies • Planck curves • Standard model • Air resistance coefficient • Cosmic microwave background • Greek alphabet

About

ChemyLab

Features
Read full description

Step into the ultimate interactive chemistry playground! Chemy: The Visual Laboratory bridges the gap between abstract chemical symbols and tangible physical properties. Designed to build deep visual intuition, Chemy provides a state-of-the-art interactive periodic laboratory for students, educators, and science enthusiasts. Whether you want to visualize atomic structure, simulate thermodynamic states of matter, hear the sounds of light spectra, or build molecules in an interactive sandbox, Chemy brings the microscopic universe to life with premium visuals and responsive simulation mechanics. *** CORE INTERACTIVE MODULES & FEATURES *** INTERACTIVE PERIODIC TABLE (ATLAS) Explore the elements through an immersive, responsive catalog: • Dynamic Grid Layouts: Switch seamlessly between the Classic Periodic Table and the mathematically curved Curled-Ribbon Periodic Grid. • 3D Voxel Blocks: Toggle 3D voxel representations of elements, rendered with custom isometric projections. • Interactive Highlights: Color-code and filter the grid by Cosmic Nucleosynthesis Origin (Big Bang, massive stars, supernovae) or Chemical Families (Noble Gases, Alkali Metals, Halogens, etc.). • Deep Element Inspector: Dive into any element to inspect its scientific details: Bohr Card: Interactive Bohr model visualizer showing concentric electron shells and atomic properties. Electron Apartments: Maps complex quantum orbital configurations (s, p, d, f) to an intuitive apartment room layout filling dynamically based on Hund's Rule and the Aufbau principle. Quantum Forces: Visualize atomic grip forces (ionization energy and electronegativity) with dynamic vector lines. Spectral Signatures: View high-fidelity absorption and emission spectra. Auditory Spectra Synth: Synthesizes emission wavelengths into audible acoustic sine-wave frequencies. Listen to the unique sound of each element! REACTIONS CENTER & SANDBOX Experiment, balance, and build in an open-ended molecular lab: • Reaction Sandbox: A drag-and-drop chamber where atoms float freely. Collide elements to form covalent or ionic binary compounds (like H2O or NaCl) based on electronegativity delta, valency hook counts, and temperature. • Equation Balancer: Input chemical equations using a specialized Periodic Element Keyboard to calculate and balance stoichiometric coefficients instantly. • Molecular Structure Generator: Procedurally generate and inspect molecular stick-and-ball covalent bond structural diagrams. CHAMBER STATE SIMULATOR (SOLID, LIQUID, GAS) Understand how temperature affects atomic motion: • Global Thermal Controller: Simulate temperatures from absolute zero (0 K) up to 6000 K (the surface of the Sun) with key milestones like boiling and melting points. • Atomic Motion Physics Canvas: Watch a dynamic particle engine simulate atomic behavior. See solids locked in a crystalline lattice, cohesive liquids sliding at the base, and high-velocity gases colliding elastically. DENSITY COMPARER (MASS & VOLUME) Build physical intuition for how elements differ in weight and volume: • Isometric 3D Cube Comparison: Compare the density of two pure elements (e.g., 1 kg of Lead vs. 1 kg of Lithium) in dynamically scaling 3D cubes. • Buoyancy & Balance Simulator: Simulate water displacement and balance scales to visualize weight-to-volume relationships. MEMORIZATION TRAINER & PROGRESS • Gamified Quiz Loops: Master symbols, names, atomic numbers, and families with speed and accuracy feedback loops. • Element Sticker Book: Unlock elements in the sandbox to add glowing, starred stickers to your catalog. • Trophy Badges: Earn beautiful rewards (e.g., "Water Creator", "Metal Monarch").

Screenshots

Physics Toolkit Pro4 screens
ChemyLab4 screens

Verdict

The call

The clearest difference is price: ChemyLab at Free against Physics Toolkit Pro's $1.99. Physics Toolkit Pro's advantage is iOS requirement (11.2 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

ChemyLab is free to download; Physics Toolkit Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 7 level
Physics Toolkit Pro versus ChemyLab: the parameters behind the verdict, then further details
ParameterPhysics Toolkit ProChemyLab
Price$1.99Free — better
Rating4.4 (7 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings7 — better—
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.2 — better13.0
Further details — not scored
Size15 MB26 MB
Age rating4+4+
DeveloperElectronialCristi Citea

In-app purchases

None

Physics Toolkit Pro

No in-app purchases

None

ChemyLab

No in-app purchases

Questions

Is Physics Toolkit Pro free?
Physics Toolkit Pro costs $1.99, with no in-app purchases.
Is ChemyLab free?
ChemyLab is free to download, with no in-app purchases.
Do Physics Toolkit Pro or ChemyLab have ads?
Neither Physics Toolkit Pro nor ChemyLab shows ads.

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