# Alphatronics vs Caratec

The clearest difference is update cadence: Alphatronics at monthly against Caratec's every 42 months. Alphatronics also leads on iOS requirement (6.1 vs 9.0). 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.

Alphatronics ships an update monthly, Caratec every 42 months. The most recent releases landed on October 11, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Alphatronics | Caratec |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 42 months |
| Size | 2 MB | 2 MB |
| Requires iOS | **6.1** | 9.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alphatronics](https://appshunter.io/developer/713979564) | [宗辉 姜](https://appshunter.io/developer/1547364363) |

## What reviewers say

### Alphatronics

[App page](https://appshunter.io/ios/app/alphatronics/id713979561)

**Features:** macOS Compatibility

**In-app purchases:** none


### Caratec

[App page](https://appshunter.io/ios/app/caratec/id1631667197)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alphatronics free?

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

### Is Caratec free?

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

### Do Alphatronics or Caratec have ads?

Neither Alphatronics nor Caratec shows ads.

### Which is updated more often, Alphatronics or Caratec?

Alphatronics ships an update monthly, and Caratec every 42 months. Most recently, Alphatronics was updated on October 11, 2026 and Caratec on September 27, 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.*