# Open Roberta Mobile vs EV

The clearest difference is iOS requirement: Open Roberta Mobile at 9.3 against EV's 12.0. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 1.7 for Open Roberta Mobile against 1.7 for EV. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

## The numbers

| Metric | Open Roberta Mobile | EV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (3 ratings)](https://appshunter.io/ios/app/open-roberta-mobile/id1446855164/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/ev-microbit/id6450508104/reviews) |
| Number of ratings | 3 | 3 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Free | Free |
| Size | 14 MB | 56 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung eingetragener Verein](https://appshunter.io/developer/487639036) | [Engineering Village LLC](https://appshunter.io/developer/1331377447) |

## What reviewers say

### Open Roberta Mobile

[App page](https://appshunter.io/ios/app/open-roberta-mobile/id1446855164)

Visually program robots and microcontrollers using a drag-and-drop interface. Wirelessly transfer your creations to compatible hardware like LEGO Education WeDo 2.0 via Bluetooth. Explore a gallery of shared programs and access live coding help.

**Highlights:** Visual programming language (NEPO®), Robot and microcontroller control, Wireless Bluetooth transfer, Program sharing gallery, Live coding help, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


### EV

[App page](https://appshunter.io/ios/app/ev-microbit/id6450508104)

This educational tool allows users to control a BBC micro:bit via Bluetooth. It offers features for robot movement, robotic arm control, and a general-purpose button. Integrated documentation guides users on how to connect and utilize it with the micro:bit.

**Highlights:** Bluetooth control for BBC micro:bit, Robot movement control, Robotic arm control, General purpose button, Integrated documentation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Open Roberta Mobile free?

Open Roberta Mobile is free to download, with no in-app purchases.

### Is EV free?

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

### Which has better reviews, Open Roberta Mobile or EV?

Open Roberta Mobile is rated higher. Open Roberta Mobile averages 1.7 out of 5 from 3 ratings, while EV averages 1.7 from 3 ratings.

### Do Open Roberta Mobile or EV have ads?

Neither Open Roberta Mobile nor EV shows ads.

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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.*