# ALTA QGroundControl vs Mobileraker

The clearest difference is review sentiment: Mobileraker at 81% against ALTA QGroundControl's 25%. Mobileraker also leads on rating (4.9 vs 4.0) and ratings volume (904 vs 13). ALTA QGroundControl's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Mobileraker sells 10 in-app purchases, starting at $1.99 per month. ALTA QGroundControl asks for nothing beyond the download.

Mobileraker holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Mobileraker has 904 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 25% of ALTA QGroundControl's written reviews are positive against 81% of Mobileraker's.

ALTA QGroundControl ships an update every 6 months, Mobileraker every 5 weeks. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ALTA QGroundControl | Mobileraker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (13 ratings)](https://appshunter.io/ios/app/alta-qgroundcontrol/id1447536334/reviews) | **[4.9 (904 ratings)](https://appshunter.io/ios/app/mobileraker-klipper-ui/id1581451248/reviews)** |
| Number of ratings | 13 | **904** |
| Positive reviews | 25.0% of reviews | **81.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 43 MB | 130 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FREEFLY SYSTEMS INC.](https://appshunter.io/developer/989927805) | [Patrick Schmidt](https://appshunter.io/developer/1624526745) |

## What reviewers say

### ALTA QGroundControl

[App page](https://appshunter.io/ios/app/alta-qgroundcontrol/id1447536334)

This application allows users to configure aircraft settings and execute sophisticated autonomous waypoint missions. It is specifically designed for use with ALTA Pro drones.

**Highlights:** Adjust aircraft settings, Fly autonomous waypoint missions, Designed for ALTA Pro, Based on QGroundControl

**Features:** macOS Compatibility

**In-app purchases:** none


### Mobileraker

[App page](https://appshunter.io/ios/app/mobileraker-klipper-ui/id1581451248)

Control and monitor your Klipper 3D printer from your mobile device. Features include real-time print visualization, precision control, advanced monitoring, and file management.

**Highlights:** Real-time print visualization, Precision axis and temperature control, Advanced monitoring dashboard, Filament system management, Multi-printer fleet control, File management, Macro control

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Supporter | $1.99 | per month |
| Base | $4.99 | per month |
| Gold | $9.99 | per month |
| Yearly Supporter | $19.99 | per year |
| Tip the Dev | $2.00 | one-time |
| Tip the Dev | $4.00 | one-time |
| Tip the Dev | $9.00 | one-time |
| Tip the Dev | $22.00 | one-time |
| Lifetime Supporter Promotion | $29.99 | one-time |
| Lifetime Supporter | $39.99 | one-time |

**What reviewers like**

- 🚀 Responsive and fast
- 👍 Great user interface
- 💡 Excellent Klipper support
- 🔒 Secure remote access
- 👍 Versatile monitoring and control

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 💰 Ads in free version
- 🔒 Concerns about monetization

**Reported bugs**

- Webcam not working when printer is off
- Socket errors and timeouts

**Requested features**

- Customizable dashboard layout
- Persistent temperature/time prediction display
- Apple Watch integration
- Decimal support for temperature adjustments


## Frequently asked questions

### Is ALTA QGroundControl free?

ALTA QGroundControl is free to download, with no in-app purchases.

### Is Mobileraker free?

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

### Which has better reviews, ALTA QGroundControl or Mobileraker?

Mobileraker is rated higher. ALTA QGroundControl averages 4.0 out of 5 from 13 ratings, while Mobileraker averages 4.9 from 904 ratings.

### Do ALTA QGroundControl or Mobileraker have ads?

Mobileraker shows ads; ALTA QGroundControl does not.

### Which is updated more often, ALTA QGroundControl or Mobileraker?

ALTA QGroundControl ships an update every 6 months, and Mobileraker every 5 weeks. Most recently, ALTA QGroundControl was updated on October 20, 2026 and Mobileraker on October 18, 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.*