# Sonel MeasureEffect vs Elektryk Pro Box

The clearest difference is update cadence: Elektryk Pro Box at weekly against Sonel MeasureEffect's monthly. Elektryk Pro Box also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Sonel MeasureEffect ships an update monthly, Elektryk Pro Box weekly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sonel MeasureEffect | Elektryk Pro Box |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 169 MB | 40 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Sonel S.A.](https://appshunter.io/developer/1837118414) | [Danuta Zabkowska](https://appshunter.io/developer/1892101958) |

## What reviewers say

### Sonel MeasureEffect

[App page](https://appshunter.io/ios/app/sonel-measureeffect/id6751837211)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Elektryk Pro Box

[App page](https://appshunter.io/ios/app/elektryk-pro-box/id6761924166)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sonel MeasureEffect free?

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

### Is Elektryk Pro Box free?

Elektryk Pro Box is free to download, with no in-app purchases.

### Do Sonel MeasureEffect or Elektryk Pro Box have ads?

Neither Sonel MeasureEffect nor Elektryk Pro Box shows ads.

### Which is updated more often, Sonel MeasureEffect or Elektryk Pro Box?

Sonel MeasureEffect ships an update monthly, and Elektryk Pro Box weekly. Most recently, Sonel MeasureEffect was updated on October 25, 2026 and Elektryk Pro Box on October 28, 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.*