# Mininigma vs GR Demo

The clearest difference is price: GR Demo at Free against Mininigma's $1.99. GR Demo also leads on update cadence (every 6 weeks vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

GR Demo is free to download; Mininigma costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mininigma ships an update every 6 months, GR Demo every 6 weeks. The most recent releases landed on September 26, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Mininigma | GR Demo |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/mininigma-enigma-simulator/id334855344/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 90.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 35 MB | 29 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Horacio Jimenez](https://appshunter.io/developer/334855347) | [GemRed](https://appshunter.io/developer/1279222567) |

## What reviewers say

### Mininigma

[App page](https://appshunter.io/ios/app/mininigma-enigma-simulator/id334855344)

This app simulates the historical Enigma cipher machine used during WWII. It allows users to encrypt and decrypt messages, generate machine configurations from keywords, and accurately models various Enigma machine types. Interact with other applications through copy/paste functionality.

**Highlights:** Enigma machine simulation, Message encryption and decryption, Keyword-based configuration generation, Multiple Enigma machine types supported, Rotor and plugboard configuration, Copy/Paste support

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

**In-app purchases:** none

**What reviewers like**

- 👍 Realistic Enigma simulation
- 👍 Historically accurate
- 👍 Great attention to detail
- 👍 Excellent graphics and artwork
- 👍 Informative and educational

**What reviewers complain about**

- 🐛 Audio not working after update
- 🐛 Sound issues with key presses
- 🐛 UI elements cut off on newer devices
- 🐛 Not compatible with VoiceOver
- 🐛 Help/tutorials use difficult font

**Reported bugs**

- Audio not working after latest update
- No sound from keyboard presses after update
- UI elements cut off on newer devices (iPhone X, Dynamic Island)
- App not compatible with VoiceOver screen reader
- Help and tutorials use a difficult-to-read font

**Requested features**

- Add German language support
- More Enigma models
- Add numbers to the keyboard
- Add a space bar
- Improve readability of tutorial font


### GR Demo

[App page](https://appshunter.io/ios/app/gr-demo/id6448940716)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mininigma free?

Mininigma costs $1.99, with no in-app purchases.

### Is GR Demo free?

GR Demo is free to download, with no in-app purchases.

### Do Mininigma or GR Demo have ads?

Neither Mininigma nor GR Demo shows ads.

### Which is updated more often, Mininigma or GR Demo?

Mininigma ships an update every 6 months, and GR Demo every 6 weeks. Most recently, Mininigma was updated on September 26, 2026 and GR Demo on September 13, 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.*