# Alpha 1 vs Carle

The clearest difference is rating: Carle at 3.8 against Alpha 1's 3.0. Carle also leads on review sentiment (25% vs 7%). Alpha 1's advantage is update cadence (monthly vs every 3 months) and iOS requirement (8.0 vs 15). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Carle holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 26 and 57 respectively. Written reviews point the same way: 7% of Alpha 1's written reviews are positive against 25% of Carle's.

Alpha 1 ships an update monthly, Carle every 3 months. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Alpha 1 | Carle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (26 ratings)](https://appshunter.io/ios/app/alpha-1/id975970177/reviews) | **[3.8 (57 ratings)](https://appshunter.io/ios/app/carle/id1478981781/reviews)** |
| Number of ratings | 26 | **57** |
| Positive reviews | 6.7% of reviews | **25.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 77 MB | 26 MB |
| Requires iOS | **8.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UBTECH ROBOTICS CORP](https://appshunter.io/developer/975970176) | [DKC Technology Co., Ltd.](https://appshunter.io/developer/1148503394) |

## What reviewers say

### Alpha 1

[App page](https://appshunter.io/ios/app/alpha-1/id975970177)

Control and interact with robots using Bluetooth. Download actions from the internet, design your own, and use your phone as a remote control for games like football and fighting. The app also allows for robot information retrieval and firmware upgrades.

**Highlights:** Bluetooth robot control, Downloadable actions, User-designed actions, Phone as remote control, Robot information and firmware upgrade

**Features:** Vision Pro support

**In-app purchases:** none


### Carle

[App page](https://appshunter.io/ios/app/carle/id1478981781)

Control a robot using your phone with intuitive buttons or gravity sensors. The app also allows you to play stories, songs, and poems.

**Highlights:** Button controls for robot movement, Gravity sensor control, Robot dancing, Play stories, Play songs, Play poems

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Alpha 1 free?

Alpha 1 is free to download, with no in-app purchases.

### Is Carle free?

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

### Which has better reviews, Alpha 1 or Carle?

Carle is rated higher. Alpha 1 averages 3.0 out of 5 from 26 ratings, while Carle averages 3.8 from 57 ratings.

### Do Alpha 1 or Carle have ads?

Neither Alpha 1 nor Carle shows ads.

### Which is updated more often, Alpha 1 or Carle?

Alpha 1 ships an update monthly, and Carle every 3 months. Most recently, Alpha 1 was updated on October 15, 2026 and Carle on September 28, 2026.

---

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