# VerChem: Chemistry Calculator — Periodic Table & Chemistry Cal

> Periodic Table & Chemistry Cal (iPhone/iPad app by Jittapol Prukpatarakul.)

- Source: https://appshunter.io/ios/app/verchem-chemistry-calculator/id6759859542 (this page in markdown: same URL + `.md`)
- Developer: [Jittapol Prukpatarakul](https://appshunter.io/developer/1876801870)
- Category: Education, Utilities
- Price: $4.99
- Age rating: 4+
- Requires: iOS 15.1 · 38 MB
- Languages: American English
- Released: 2026-03-27
- Data updated: 2026-08-26
- User reviews in markdown: https://appshunter.io/ios/app/verchem-chemistry-calculator/id6759859542/reviews.md

## What is VerChem?

VerChem is the most complete chemistry calculator for students — 16 professional tools in one app, powered by
  NIST/IUPAC certified data.

  INTERACTIVE TOOLS
  - Full Periodic Table — 118 elements with complete properties
  - VSEPR Geometry — predict molecular shapes with visual diagrams
  - Lewis Structures — electron dot diagrams with formal charges
  - Compounds Database — 50 common compounds with hazards & uses

  CALCULATORS
  - Equation Balancer — auto-balance with reaction type detection
  - Stoichiometry — mass, moles, molecules & percent composition
  - Solutions & pH — strong/weak acid-base, buffers, visual pH scale
  - Gas Laws — ideal, Boyle, Charles, Dalton, Van der Waals & more
  - Thermodynamics — Gibbs free energy, equilibrium & reaction analysis
  - Chemical Kinetics — rate laws, half-life & Arrhenius equation
  - Electrochemistry — cell potential, Nernst equation & electrolysis
  - Electron Configuration — orbital box diagrams with filling order

  LAB TOOLS
  - Titration — curves, equivalence point & Henderson-Hasselbalch
  - Nuclear Chemistry — radioactive decay, binding energy & activity
  - Solution Preparation — molarity, dilution & mass percent recipes
  - Unit Converter — temperature, pressure, mass, volume & more

  WHY STUDENTS LOVE VERCHEM
  - Step-by-step solutions for every calculation
  - 100% offline — no internet required, no AI API costs
  - NIST/IUPAC certified element data — accurate & reliable
  - Dark theme designed for late-night study sessions
  - Calculation history — review your work anytime
  - 10 languages — English, Thai, Japanese, Korean, Chinese, Spanish, Portuguese, French, German, Indonesian

  BUILT FOR STUDENTS
  From high school chemistry to university general chemistry, VerChem covers everything you need. Pay once, use
  forever — no subscriptions, no ads, no hidden costs.

  DISCLAIMER: VerChem is designed for educational purposes only. Always verify critical calculations with your
  instructor or official references. Not intended for professional laboratory or industrial use.

  Data sources: NIST Atomic Spectra Database, IUPAC 2021 Standard Atomic Weights, CODATA 2018 Physical Constants,
  CRC Handbook of Chemistry and Physics.


## Version history (last 1 release)

### 2.0.0 — 2026-03-27

No release notes.

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All apps by Jittapol Prukpatarakul: https://appshunter.io/developer/1876801870

## Related topics

[chemistry calculator](https://appshunter.io/ios/topics/chemistry-calculator) · [chem calculator](https://appshunter.io/ios/topics/chem-calculator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*