# Quick Graph vs EMD PTE

The clearest difference is in-app purchases: EMD PTE at none against Quick Graph's 2. EMD PTE also leads on iOS requirement (12.0 vs 17.0). Quick Graph's advantage is ratings volume (423 vs 124). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Quick Graph sells 2 one-off in-app purchases. EMD PTE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Quick Graph against 4.6 for EMD PTE. Both are backed by a comparable volume of ratings — 423 and 124 respectively. Written reviews are what separate them: 94% of Quick Graph's written reviews are positive against 90% of EMD PTE's.

Quick Graph ships an update every 5 months, EMD PTE every 8 months. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Quick Graph | EMD PTE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (423 ratings)](https://appshunter.io/ios/app/quick-graph/id292412367/reviews) | **[4.6 (124 ratings)](https://appshunter.io/ios/app/emd-pte/id377393859/reviews)** |
| Number of ratings | **423** | 124 |
| Positive reviews | **93.6% of reviews** | 90.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 18 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KZ Labs](https://appshunter.io/developer/1091008972) | [Merck KGaA (Darmstadt, Germany)](https://appshunter.io/developer/370548001) |

## What reviewers say

### Quick Graph

[App page](https://appshunter.io/ios/app/quick-graph/id292412367)

This powerful graphing calculator leverages multitouch displays for 2D and 3D equation visualization. It supports various coordinate systems and offers features like equation editing, evaluation, and a library for storing common formulas. Advanced features are available through an in-app purchase.

**Highlights:** 2D and 3D graphing, Multiple coordinate systems, Equation evaluation, Equation library, Copy/email/save graphs, Implicit and inequality graphing (advanced)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Features | $1.99 | one-time |
| Buy Us a Coffee | $1.99 | one-time |

**What reviewers like**

- 🚀 Beautiful display
- 🚀 Quick and straightforward equations entry
- 🚀 Configurable axes and easy translation
- 👍 Wonderful and beautiful app
- 👍 Long tradition of working well

**What reviewers complain about**

- 🐛 Can't really graph polar
- 🐛 Redesign stinks
- 🐛 Few options for tablet version
- 🐛 Confusing design
- 🐛 Horrible manual

**Reported bugs**

- Crashes when trying to save to photos
- Equations not visible when projecting to external display
- Incorrect rendering of some functions like y=tan(x)*x
- Degradation in 3D plot quality when zooming out
- Equations not working as expected for simple cases like x+y=0

**Requested features**

- Display 3D surface with variable opacity or as wireframe
- Ability to define and display functions over a certain interval
- Ability to define and display parametric equations
- Ability to move cursor around within a function while typing
- Ability to animate equations with a parameter


### 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


## Frequently asked questions

### Is Quick Graph free?

Quick Graph is free to download, with in-app purchases available.

### Is EMD PTE free?

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

### Which has better reviews, Quick Graph or EMD PTE?

EMD PTE is rated higher. Quick Graph averages 4.6 out of 5 from 423 ratings, while EMD PTE averages 4.6 from 124 ratings.

### Do Quick Graph or EMD PTE have ads?

Neither Quick Graph nor EMD PTE shows ads.

### Which is updated more often, Quick Graph or EMD PTE?

Quick Graph ships an update every 5 months, and EMD PTE every 8 months. Most recently, Quick Graph was updated on October 31, 2026 and EMD PTE on November 6, 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.*