# SimplePi for Raspberry Pi vs Chameleon Ultra GUI

The clearest difference is review sentiment: Chameleon Ultra GUI at 86% against SimplePi for Raspberry Pi's 26%. Chameleon Ultra GUI also leads on rating (4.8 vs 3.9) and in-app purchases (none vs 1). SimplePi for Raspberry Pi's advantage is ratings volume (125 vs 24). On price and ads there is nothing between them.

Both are free to download. SimplePi for Raspberry Pi sells 1 in-app purchase, starting at $4.99 per year. Chameleon Ultra GUI asks for nothing beyond the download.

Chameleon Ultra GUI holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: SimplePi for Raspberry Pi has 125 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 26% of SimplePi for Raspberry Pi's written reviews are positive against 86% of Chameleon Ultra GUI's.

SimplePi for Raspberry Pi ships an update every 8 days, Chameleon Ultra GUI every 2 days. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SimplePi for Raspberry Pi | Chameleon Ultra GUI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (125 ratings)](https://appshunter.io/ios/app/simplepi-for-raspberry-pi/id1524142767/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/chameleon-ultra-gui/id6462919364/reviews)** |
| Number of ratings | **125** | 24 |
| Positive reviews | 25.7% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 23 MB | 27 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Benedikt Hirmer](https://appshunter.io/developer/844106496) | [Anton Savelev](https://appshunter.io/developer/1703624296) |

## What reviewers say

### SimplePi for Raspberry Pi

[App page](https://appshunter.io/ios/app/simplepi-for-raspberry-pi/id1524142767)

Manage your Raspberry Pi from your iPhone or iPad. Monitor system activity with graphs, run custom commands, and access a terminal shell. Includes widgets, file browsing, and support for multiple Pis.

**Highlights:** Monitor CPU, Memory, Temperature, Disk Usage, Run custom commands with one tap, Full terminal shell access, Home screen widgets for monitoring and control, File browser with export options, Manage multiple Raspberry Pi devices, Public key authentication

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (12 months) | $4.99 | per year |

**What reviewers like**

- 👍 Useful tool, does what it says
- 🚀 Fantastic app, great CLI access
- 💡 Full Bash and Python support
- 📈 Provides CPU, GPU, RAM stats
- 💰 Low annual cost (£4.99/year)

**What reviewers complain about**

- ❌ Subscription required to function
- ❌ Frequent connection issues
- ❌ Paywall limits functionality
- ❌ App crashes frequently
- ❌ Fails to display stats

**Reported bugs**

- App refuses to connect after closing
- Opening app redirects to paywall
- Temporary fix for connection issues: remove host, force close, re-add
- App crashes several times
- Fails 50% of the time to display GPU, CPU, and temp settings

**Requested features**

- Allow commands to keep running when phone screen locks
- Ability to view results log for commands
- Option to remove added commands
- Improve navigation for raspi-config
- Store SSH private keys securely using iOS Keychain


### Chameleon Ultra GUI

[App page](https://appshunter.io/ios/app/chameleon-ultra-gui/id6462919364)

Manage your Chameleon Ultra/Lite device with this application. It allows for firmware upgrades, slot management, and reading/writing cards. Explore additional functionalities for enhanced device control.

**Highlights:** Firmware upgrade via DFU, Slot management, Read and write cards, Device control

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SimplePi for Raspberry Pi free?

SimplePi for Raspberry Pi is free to download, with in-app purchases available.

### Is Chameleon Ultra GUI free?

Chameleon Ultra GUI is free to download, with no in-app purchases.

### Which has better reviews, SimplePi for Raspberry Pi or Chameleon Ultra GUI?

Chameleon Ultra GUI is rated higher. SimplePi for Raspberry Pi averages 3.9 out of 5 from 125 ratings, while Chameleon Ultra GUI averages 4.8 from 24 ratings.

### Do SimplePi for Raspberry Pi or Chameleon Ultra GUI have ads?

Neither SimplePi for Raspberry Pi nor Chameleon Ultra GUI shows ads.

### Which is updated more often, SimplePi for Raspberry Pi or Chameleon Ultra GUI?

SimplePi for Raspberry Pi ships an update every 8 days, and Chameleon Ultra GUI every 2 days. Most recently, SimplePi for Raspberry Pi was updated on October 29, 2026 and Chameleon Ultra GUI on October 27, 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.*