# Desmos Graphing Calculator vs Enigma Simulator

The clearest difference is review sentiment: Desmos Graphing Calculator at 81% against Enigma Simulator's 0%. Desmos Graphing Calculator also leads on in-app purchases (none vs 1) and ads (none vs shown). Enigma Simulator's advantage is iOS requirement (14.0 vs 16.0). On price and device support there is nothing between them.

Both are free to download. Enigma Simulator sells 1 one-off in-app purchase. Desmos Graphing Calculator asks for nothing beyond the download.

Desmos Graphing Calculator holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Desmos Graphing Calculator has 1.3K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 81% of Desmos Graphing Calculator's written reviews are positive against 0% of Enigma Simulator's.

Desmos Graphing Calculator ships an update every 2 months, Enigma Simulator every 6 months. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Desmos Graphing Calculator | Enigma Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.3K ratings)](https://appshunter.io/ios/app/desmos-graphing-calculator/id653517540/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/enigma-simulator/id1436509818/reviews) |
| Number of ratings | **1.3K** | 4 |
| Positive reviews | **80.8% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#155** | — |
| Size | 18 MB | 13 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Desmos](https://appshunter.io/developer/653517543) | [涛 殷](https://appshunter.io/developer/478791127) |

## What reviewers say

### Desmos Graphing Calculator

[App page](https://appshunter.io/ios/app/desmos-graphing-calculator/id653517540)

**Currently charting:** #155 Top Free · Education (US App Store)

Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

**Highlights:** Graph any equation (polar, cartesian, parametric), Interactive sliders for function transformations, Input and plot data with tables, Animate graphs, Scientific calculator functionality, Plot inequalities, Accessibility features

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Insane tool for FREE!
- 🚀 Best mobile graphing app
- 👍 Awesome for algebra and calculus
- 👍 Genuinely an awesome resource
- 👍 Makes math easier

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🐛 Glitches with certain features
- 🐛 Loses saved data
- 🐛 Keyboard issues
- 🐛 Zooming and panning problems

**Reported bugs**

- Crashes when using certain functions
- Graphs not displaying properly
- Login issues
- Compatibility problems with older devices

**Requested features**

- Dark mode
- Copy and paste functionality
- Ability to save and load graphs
- Improved handling of complex numbers and polar equations
- More customization options


### Enigma Simulator

[App page](https://appshunter.io/ios/app/enigma-simulator/id1436509818)

This app simulates the Enigma cipher machine, a historical device used for encryption and decryption. It demonstrates how the machine's rotors, plugboard, and indicator lights work to create complex ciphers, making frequency analysis ineffective.

**Highlights:** Enigma machine simulation, Rotor and plugboard mechanics, Indicator light display, Demonstrates complex substitution, Educational cryptography tool

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RMB18-Ad Free | $2.99 | one-time |


## Frequently asked questions

### Is Desmos Graphing Calculator free?

Desmos Graphing Calculator is free to download, with no in-app purchases.

### Is Enigma Simulator free?

Enigma Simulator is free to download, with in-app purchases available.

### Which has better reviews, Desmos Graphing Calculator or Enigma Simulator?

Desmos Graphing Calculator is rated higher. Desmos Graphing Calculator averages 4.3 out of 5 from 1.3K ratings, while Enigma Simulator averages 4.0 from 4 ratings.

### Do Desmos Graphing Calculator or Enigma Simulator have ads?

Enigma Simulator shows ads; Desmos Graphing Calculator does not.

### Which is updated more often, Desmos Graphing Calculator or Enigma Simulator?

Desmos Graphing Calculator ships an update every 2 months, and Enigma Simulator every 6 months. Most recently, Desmos Graphing Calculator was updated on October 26, 2026 and Enigma Simulator on October 23, 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.*