# EMD PTE vs DAC App

The clearest difference is review sentiment: EMD PTE at 90% against DAC App's 20%. EMD PTE also leads on rating (4.6 vs 1.8) and ratings volume (124 vs 16). On price, update cadence, ads and in-app purchases 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 holds the better App Store score, 4.6 against 1.8. That said, the two scores are not equally well evidenced: EMD PTE has 124 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 90% of EMD PTE's written reviews are positive against 20% of DAC App's.

EMD PTE ships an update every 8 months, DAC App every 12 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | EMD PTE | DAC App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (124 ratings)](https://appshunter.io/ios/app/emd-pte/id377393859/reviews)** | [1.8 (16 ratings)](https://appshunter.io/ios/app/dac-app/id1162772990/reviews) |
| Number of ratings | **124** | 16 |
| Positive reviews | **90.5% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 18 MB | 16 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Merck KGaA (Darmstadt, Germany)](https://appshunter.io/developer/370548001) | [Educational Testing Service](https://appshunter.io/developer/923503056) |

## 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


### DAC App

[App page](https://appshunter.io/ios/app/dac-app/id1162772990)

This free application simplifies the recording of student audio responses for specific AP exams. It streamlines the process for both students and proctors, and automatically uploads audio files for school staff. Designed for use on school-issued iPads.

**Highlights:** Record audio responses for AP exams, Simplify recording process, Intuitive interface for students, Streamline post-exam tasks, Direct upload of audio files, Designed for school-owned iPads

**In-app purchases:** none


## Frequently asked questions

### Is EMD PTE free?

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

### Is DAC App free?

DAC App is free to download, with no in-app purchases.

### Which has better reviews, EMD PTE or DAC App?

EMD PTE is rated higher. EMD PTE averages 4.6 out of 5 from 124 ratings, while DAC App averages 1.8 from 16 ratings.

### Do EMD PTE or DAC App have ads?

Neither EMD PTE nor DAC App shows ads.

### Which is updated more often, EMD PTE or DAC App?

EMD PTE ships an update every 8 months, and DAC App every 12 months. Most recently, EMD PTE was updated on November 6, 2026 and DAC App on November 2, 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.*