# Fix EV3 Rover vs Ellipse

The clearest difference is update cadence: Ellipse at monthly against Fix EV3 Rover's every 10 months. Ellipse also leads on ratings volume (2K vs 9). Fix EV3 Rover's advantage is monetization model (free vs free with in-app purchases) and review sentiment (100% vs 79%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Fix EV3 Rover sells 1 one-off in-app purchase and Ellipse sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Fix EV3 Rover against 4.7 for Ellipse. That said, the two scores are not equally well evidenced: Ellipse has 2K ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 100% of Fix EV3 Rover's written reviews are positive against 79% of Ellipse's.

Fix EV3 Rover ships an update every 10 months, Ellipse monthly. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Fix EV3 Rover | Ellipse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/fix-ev3-rover/id1107122016/reviews) | **[4.7 (2K ratings)](https://appshunter.io/ios/app/ellipse-rocket-simulator/id6738509541/reviews)** |
| Number of ratings | 9 | **2K** |
| Positive reviews | **100.0% of reviews** | 78.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 28 MB | 245 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Offen](https://appshunter.io/developer/1107122015) | [Starwelds](https://appshunter.io/developer/1895565220) |

## What reviewers say

### Fix EV3 Rover

[App page](https://appshunter.io/ios/app/fix-ev3-rover/id1107122016)

Program a robot vehicle using instructions inspired by LEGO MINDSTORMS EV3. Learn basic programming techniques useful for robotics competitions without needing any equipment or prior experience. Explore a new planet by guiding the robot through challenges.

**Highlights:** LEGO MINDSTORMS EV3-inspired programming, Icon-based and Scratch-based language options, Learn programming for robotics competitions, Robot equipped with motors and sensors, Progressively complex game levels, In-game symbol dictionary

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fix EV3 Rover Pro upgrade | $0.99 | one-time |


### Ellipse

[App page](https://appshunter.io/ios/app/ellipse-rocket-simulator/id6738509541)

Design, build, and launch rockets with realistic orbital mechanics. Explore celestial bodies and experience dynamic physics for a true-to-life space simulation. Ideal for aspiring engineers and space enthusiasts.

**Highlights:** Rocket design and customization, Realistic orbital mechanics, Explore celestial bodies, Dynamic physics engine, Space exploration simulation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Large Parts | $2.99 | one-time |
| Heavy Lift Program | $4.99 | one-time |
| Expansion | $4.99 | one-time |

**What reviewers like**

- 👍 Realistic simulation
- 👍 Fun and entertaining
- 👍 Good graphics
- 👍 No ads
- 👍 Inspires interest in spaceflight

**What reviewers complain about**

- 🐛 No delete button
- 🐛 Physics issues
- 🐛 Unrealistic re-entry
- 🐛 Laggy performance
- 🐛 Difficult to control rockets

**Reported bugs**

- Connected parts don't work
- Staging issues (last stage goes first)
- Fairings don't attach
- Cannot delete after spawning samples
- Detached parts don't detach

**Requested features**

- Add more planets
- Add astronauts
- Add a delete button
- Add more parts (solar panel, battery, antenna, wing, landing leg, chassis, monopropellant tank, docking port)
- Add electricity consumption


## Frequently asked questions

### Is Fix EV3 Rover free?

Fix EV3 Rover is free to download, with in-app purchases available.

### Is Ellipse free?

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

### Which has better reviews, Fix EV3 Rover or Ellipse?

Ellipse is rated higher. Fix EV3 Rover averages 4.6 out of 5 from 9 ratings, while Ellipse averages 4.7 from 2K ratings.

### Do Fix EV3 Rover or Ellipse have ads?

Neither Fix EV3 Rover nor Ellipse shows ads.

### Which is updated more often, Fix EV3 Rover or Ellipse?

Fix EV3 Rover ships an update every 10 months, and Ellipse monthly. Most recently, Fix EV3 Rover was updated on October 3, 2026 and Ellipse on October 15, 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.*