# Robertt vs Sentio

The clearest difference is update cadence: Sentio at every 3 days against Robertt's every 2 weeks. Robertt's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Robertt ships an update every 2 weeks, Sentio every 3 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Robertt | Sentio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (18 ratings)](https://appshunter.io/ios/app/robertt/id1473930784/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 192 MB | 16 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [红 苗](https://appshunter.io/developer/1473580071) | [Polina Bloshchitcyn](https://appshunter.io/developer/1886891092) |

## What reviewers say

### Robertt

[App page](https://appshunter.io/ios/app/robertt/id1473930784)

Control a robot named Robert via Bluetooth for various interactive functions. You can remotely operate its movements, make it sing and dance, and even create custom dance routines.

**Highlights:** Bluetooth connectivity, Remote control interface, Singing functionality, Dancing capabilities, Dance editing

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentio

[App page](https://appshunter.io/ios/app/sentio-sensor-toolkit/id6807171231)

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

**In-app purchases:** none


## Frequently asked questions

### Is Robertt free?

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

### Is Sentio free?

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

### Do Robertt or Sentio have ads?

Neither Robertt nor Sentio shows ads.

### Which is updated more often, Robertt or Sentio?

Robertt ships an update every 2 weeks, and Sentio every 3 days. Most recently, Robertt was updated on October 24, 2026 and Sentio on October 29, 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.*