# iRobbie vs Mars

The clearest difference is price: Mars at Free against iRobbie's $5.99. Mars also leads on rating (5.0 vs 3.0). iRobbie's advantage is ads (none vs shown) and update cadence (every 6 weeks vs every 32 months). On ratings volume, in-app purchases and device support there is nothing between them.

Mars is free to download; iRobbie costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mars holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

iRobbie ships an update every 6 weeks, Mars every 32 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iRobbie | Mars |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/irobbie-a/id1478706096/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mars-curiosity/id1549319225/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 32 months |
| Monetization | Paid | — |
| Size | 395 MB | 108 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [MCV Palo Alto LLC](https://appshunter.io/developer/1453946438) | [Alparslan Topbas](https://appshunter.io/developer/1130875171) |

## What reviewers say

### iRobbie

[App page](https://appshunter.io/ios/app/irobbie-a/id1478706096)

Enhance robotic projects with smartphone capabilities. Connect to Arduino, ESP32-CAM, or ESP8266 boards via Bluetooth or WiFi. Utilize object recognition, tracking, and voice control for interactive robot experiences.

**Highlights:** Object recognition and tracking, ESP32-CAM video surveillance, Voice and remote control, Touch screen joystick, Music playback (Xylophone)

**In-app purchases:** none


### Mars

[App page](https://appshunter.io/ios/app/mars-curiosity/id1549319225)

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

**In-app purchases:** none


## Frequently asked questions

### Is iRobbie free?

iRobbie costs $5.99, with no in-app purchases.

### Is Mars free?

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

### Which has better reviews, iRobbie or Mars?

Mars is rated higher. iRobbie averages 3.0 out of 5 from 1 ratings, while Mars averages 5.0 from 1 ratings.

### Do iRobbie or Mars have ads?

Mars shows ads; iRobbie does not.

### Which is updated more often, iRobbie or Mars?

iRobbie ships an update every 6 weeks, and Mars every 32 months. Most recently, iRobbie was updated on October 6, 2026 and Mars on October 24, 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.*