# Voltcraft SEM6000 vs IOmeter

The clearest difference is update cadence: IOmeter at monthly against Voltcraft SEM6000's every 3 months. Voltcraft SEM6000's advantage is iOS requirement (12.0 vs 15.0). 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.

Voltcraft SEM6000 ships an update every 3 months, IOmeter monthly. The most recent releases landed on October 14, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Voltcraft SEM6000 | IOmeter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 55.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 7 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CEI Conrad Electronic International (HK) Limited](https://appshunter.io/developer/756357900) | [IOmeter GmbH](https://appshunter.io/developer/1644126993) |

## What reviewers say

### Voltcraft SEM6000

[App page](https://appshunter.io/ios/app/voltcraft-sem6000/id1280855960)

Control plug-in devices remotely from your smartphone or tablet. Monitor real-time and historical power consumption to identify energy waste and save on electricity bills. Create a safer, more responsive home environment and promote eco-awareness.

**Highlights:** Remote device control, Real-time power consumption monitoring, Historical power usage data, Identify power vampires, Energy saving insights, Eco-awareness promotion

**Features:** macOS Compatibility

**In-app purchases:** none


### IOmeter

[App page](https://appshunter.io/ios/app/iometer/id1644126991)

**In-app purchases:** none


## Frequently asked questions

### Is Voltcraft SEM6000 free?

Voltcraft SEM6000 is free to download, with no in-app purchases.

### Is IOmeter free?

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

### Do Voltcraft SEM6000 or IOmeter have ads?

Neither Voltcraft SEM6000 nor IOmeter shows ads.

### Which is updated more often, Voltcraft SEM6000 or IOmeter?

Voltcraft SEM6000 ships an update every 3 months, and IOmeter monthly. Most recently, Voltcraft SEM6000 was updated on October 14, 2026 and IOmeter on September 27, 2026.

---

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