# EMD PTE vs The Equations Game

The clearest difference is review sentiment: EMD PTE at 90% against The Equations Game's 43%. EMD PTE also leads on update cadence (every 8 months vs every 23 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EMD PTE ships an update every 8 months, The Equations Game every 23 months. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | EMD PTE | The Equations Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (121 ratings)](https://appshunter.io/ios/app/emd-pte/id377393859/reviews)** | — |
| Number of ratings | **121** | — |
| Positive reviews | **90.5% of reviews** | 43.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 23 months |
| Monetization | Free | Free |
| Size | 18 MB | 13 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Merck KGaA (Darmstadt, Germany)](https://appshunter.io/developer/370548001) | [Christophe Auclair](https://appshunter.io/developer/1333526155) |

## What reviewers say

### EMD PTE

[App page](https://appshunter.io/ios/app/emd-pte/id377393859)

This comprehensive mobile reference work provides detailed information on all chemical elements. It features a molar mass calculator, interactive visualizations, and offline access, making it an indispensable tool for students, educators, and chemistry enthusiasts.

**Highlights:** Detailed element information, Visualized element properties, Molar mass calculator, Offline access, Multi-language support, Element comparison function

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent user interface
- 🚀 Intuitive and easy to use
- 💡 Comprehensive information on elements
- 🔍 Detailed element properties and data
- 🎨 Visually appealing design

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🔍 Missing some advanced features
- 🔧 Needs optimization for newer devices
- 🔢 Inconsistent unit display (Fahrenheit vs Celsius)

**Reported bugs**

- Incorrect atomic radius data for some elements
- Glitches when switching between screens

**Requested features**

- Add search functionality
- Provide more customization options
- Include isotope and mass data
- Improve navigation between elements


### The Equations Game

[App page](https://appshunter.io/ios/app/the-equations-game/id1334698558)

This educational app helps students in middle school and early high school practice solving linear equations. It focuses on logical reasoning by guiding users through the steps of isolating variables. With 15 difficulty levels, it offers a structured way to master algebraic skills.

**Highlights:** Methodological equation solver, Focus on logical reasoning, 15 increasing difficulty levels, Automatic calculation assistance, Progressive level unlocking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EMD PTE free?

EMD PTE is free to download, with no in-app purchases.

### Is The Equations Game free?

The Equations Game is free to download, with no in-app purchases.

### Do EMD PTE or The Equations Game have ads?

Neither EMD PTE nor The Equations Game shows ads.

### Which is updated more often, EMD PTE or The Equations Game?

EMD PTE ships an update every 8 months, and The Equations Game every 23 months. Most recently, EMD PTE was updated on September 10, 2026 and The Equations Game on June 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*