# Cube Root Calculator SDG vs IoT Alerts

The clearest difference is ads: IoT Alerts at none against Cube Root Calculator SDG's shown. IoT Alerts also leads on update cadence (every 4 months vs every 12 months). Cube Root Calculator SDG's advantage is iOS requirement (11.0 vs 15.0). On price, 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.

Cube Root Calculator SDG ships an update every 12 months, IoT Alerts every 4 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cube Root Calculator SDG | IoT Alerts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 4 months** |
| Size | 12 MB | 34 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) | [Chirp Usa, LLC](https://appshunter.io/developer/1740483686) |

## What reviewers say

### Cube Root Calculator SDG

[App page](https://appshunter.io/ios/app/cube-root-calculator-sdg/id6741202278)

**Features:** macOS Compatibility

**In-app purchases:** none


### IoT Alerts

[App page](https://appshunter.io/ios/app/iot-alerts/id6756504956)

**In-app purchases:** none


## Frequently asked questions

### Is Cube Root Calculator SDG free?

Cube Root Calculator SDG is free to download, with no in-app purchases.

### Is IoT Alerts free?

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

### Do Cube Root Calculator SDG or IoT Alerts have ads?

Cube Root Calculator SDG shows ads; IoT Alerts does not.

### Which is updated more often, Cube Root Calculator SDG or IoT Alerts?

Cube Root Calculator SDG ships an update every 12 months, and IoT Alerts every 4 months. Most recently, Cube Root Calculator SDG was updated on October 25, 2026 and IoT Alerts 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.*