Electrolyte Equilibria vs Potential Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Electrolyte Equilibria
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The Electrolyte Equilibria application is designed to calculate the equilibrium composition of multicomponent aqueous electrolyte solutions based on known thermodynamic equilibrium constants and the analytical concentrations of the solution components. The application uses a universal approach that describes the system of equilibria in matrix form, enabling a unified calculation scheme regardless of the type of equilibrium process or the problem's complexity. The program is based on real-world algorithms for precise chemical calculations used in professional environments. Equilibria calculations are possible for both simple systems—single-component solutions with a single equilibrium process—and for multicomponent solutions with virtually no limit to the number of equilibrium reactions. The calculations account for ion-ion interactions through the solution's ionic strength and activity coefficients, implemented iteratively. The results of equilibrium composition calculations for multicomponent solutions are presented in a table that includes the equilibrium concentrations of all particles, the ionic strength of the solutions, and the activity coefficients of ions with different charge types. The equilibrium composition calculation procedure is implemented by solving a system of nonlinear equations. When studying a series of solutions, a graphical illustration of the dependence of the equilibrium particle concentrations on the concentration of any selected component is provided. Electrolyte Equilibria is an application for modeling and analyzing chemical equilibria in complex multicomponent systems. It is a powerful analytical tool designed for chemists, researchers, teachers, and students studying the diverse physicochemical properties of solutions that depend on their equilibrium composition. The mobile version of the program provides accurate, reliable solutions whether you are in the lab or the classroom. This application provides accurate real-time calculations, beautifully visualizes equilibrium-composition diagrams, offers a straightforward interface, and enables data collection and analysis for any study. The application supports data import and export, including graphs, and supports dark and light theme options. The application can be helpful for teachers and students. It is ideal for modeling equilibria in complex systems in the research practice of students and chemical researchers for both educational and scientific purposes.
Potential Converter
This tool helps electrochemists, researchers, and students quickly convert measured potentials between various reference electrode scales. It supports 19 common electrodes and provides educational information, working offline with an intuitive interface.
- Convert between 19 common reference electrodes
- Instant, real-time conversions
- Supports SHE, Ag/AgCl, SCE, MSE, and more
- Educational information on reference electrodes
- Clean, intuitive interface
- Offline functionality
- Copy results with one tap
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Potential Converter is an essential tool for electrochemists, researchers, and students who need to convert the potential between different reference electrodes. Quickly and accurately convert measured potentials between different reference electrode scales. FEATURES: • Convert between 19 common reference electrodes • Instant, real-time conversions • Support for SHE, Ag/AgCl (various concentrations), SCE, MSE, and more • Educational information about reference electrodes • Clean, intuitive interface • Works offline - no internet required • Copy results with one tap SUPPORTED REFERENCE ELECTRODES: - Standard Hydrogen Electrode (SHE) - Normal Hydrogen Electrode (NHE) - Silver/Silver Chloride (Ag/AgCl) - Multiple KCl concentrations - Saturated Calomel Electrode (SCE) - Calomel Electrodes - Various concentrations - Mercury/Mercurous Sulfate (MSE) - Mercury/Mercuric Oxide (Hg/HgO) - Silver/Silver Sulfate - Copper/Copper Sulfate Perfect for: • Electrochemistry research • Corrosion studies • Laboratory work • Academic studies • Quality control All standard potentials are referenced at 25°C.
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Verdict
The clearest difference is device support: Electrolyte Equilibria at 4 against Potential Converter's 1. Electrolyte Equilibria also leads on iOS requirement (15.0 vs 17). On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Electrolyte Equilibria ships an update every 3 months, Potential Converter every 6 months. The most recent releases landed on September 26, 2026 and October 5, 2026 respectively.
| Parameter | Electrolyte Equilibria | Potential Converter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 15.0 — better | 17 |
| Further details — not scored | ||
| Size | 108 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleksandr Rubtsov | Dianzhao Lin |
In-app purchases
Electrolyte Equilibria
No in-app purchases
Potential Converter
No in-app purchases
Questions
Is Electrolyte Equilibria free?
Is Potential Converter free?
Do Electrolyte Equilibria or Potential Converter have ads?
Which is updated more often, Electrolyte Equilibria or Potential Converter?
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