# Robertt vs Robosen Grimlock G1

Robertt and Robosen Grimlock G1 both sit at 3.9 stars, but that hides the real split: 62% of Robertt's written reviews are positive against 0% of Robosen Grimlock G1's. Robertt also leads on ratings volume (18 vs 5) and iOS requirement (11.0 vs 13.0). On price, rating, update cadence 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 — 3.9 for Robertt against 3.8 for Robosen Grimlock G1. Both are backed by a comparable volume of ratings — 18 and 5 respectively. Written reviews are what separate them: 62% of Robertt's written reviews are positive against 0% of Robosen Grimlock G1's.

Robertt ships an update every 2 weeks, Robosen Grimlock G1 every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Robertt | Robosen Grimlock G1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (18 ratings)](https://appshunter.io/ios/app/robertt/id1473930784/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/robosen-grimlock-g1/id6447774819/reviews) |
| Number of ratings | **18** | 5 |
| Positive reviews | **61.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 192 MB | 234 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [红 苗](https://appshunter.io/developer/1473580071) | [Robosen Robotics (ShenZhen) Co., Ltd.](https://appshunter.io/developer/1459364206) |

## 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


### Robosen Grimlock G1

[App page](https://appshunter.io/ios/app/robosen-grimlock-g1/id6447774819)

Control and customize a flagship robot with Bluetooth. Create unique actions, explore an action library, and immerse yourself in robot dramas with this exclusive companion app.

**Highlights:** Bluetooth control, Custom programming, Action library, Mini theater mode, Robot-to-dragon transformation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Robertt free?

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

### Is Robosen Grimlock G1 free?

Robosen Grimlock G1 is free to download, with no in-app purchases.

### Which has better reviews, Robertt or Robosen Grimlock G1?

Robertt is rated higher. Robertt averages 3.9 out of 5 from 18 ratings, while Robosen Grimlock G1 averages 3.8 from 5 ratings.

### Do Robertt or Robosen Grimlock G1 have ads?

Neither Robertt nor Robosen Grimlock G1 shows ads.

### Which is updated more often, Robertt or Robosen Grimlock G1?

Robertt ships an update every 2 weeks, and Robosen Grimlock G1 every 3 weeks. Most recently, Robertt was updated on October 24, 2026 and Robosen Grimlock G1 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*