# Smartbell vs WattControl

The clearest difference is update cadence: WattControl at every 3 weeks against Smartbell's every 6 weeks. 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.

Smartbell ships an update every 6 weeks, WattControl every 3 weeks. The most recent releases landed on September 17, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Smartbell | WattControl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 29 MB | 62 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Codext GmbH](https://appshunter.io/developer/1488755999) | [Watt Analytics GmbH](https://appshunter.io/developer/1462526990) |

## What reviewers say

### Smartbell

[App page](https://appshunter.io/ios/app/smartbell/id1521007837)

**Features:** macOS Compatibility

**In-app purchases:** none


### WattControl

[App page](https://appshunter.io/ios/app/wattcontrol/id6753707114)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smartbell free?

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

### Is WattControl free?

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

### Do Smartbell or WattControl have ads?

Neither Smartbell nor WattControl shows ads.

### Which is updated more often, Smartbell or WattControl?

Smartbell ships an update every 6 weeks, and WattControl every 3 weeks. Most recently, Smartbell was updated on September 17, 2026 and WattControl on May 16, 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.*