# SIMATIC Notifier vs [z]Control by Zepta

The clearest difference is update cadence: [z]Control by Zepta at every 3 weeks against SIMATIC Notifier's every 10 months. 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.

SIMATIC Notifier ships an update every 10 months, [z]Control by Zepta every 3 weeks. The most recent releases landed on July 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SIMATIC Notifier | [z]Control by Zepta |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Size | 7 MB | 69 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siemens AG](https://appshunter.io/developer/394503271) | [Zepta Technologies GmbH](https://appshunter.io/developer/1794153019) |

## What reviewers say

### SIMATIC Notifier

[App page](https://appshunter.io/ios/app/simatic-notifier/id1442764496)

**In-app purchases:** none


### [z]Control by Zepta

[App page](https://appshunter.io/ios/app/zcontrol-by-zepta/id6741431760)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIMATIC Notifier free?

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

### Is [z]Control by Zepta free?

[z]Control by Zepta is free to download, with no in-app purchases.

### Do SIMATIC Notifier or [z]Control by Zepta have ads?

Neither SIMATIC Notifier nor [z]Control by Zepta shows ads.

### Which is updated more often, SIMATIC Notifier or [z]Control by Zepta?

SIMATIC Notifier ships an update every 10 months, and [z]Control by Zepta every 3 weeks. Most recently, SIMATIC Notifier was updated on July 24, 2026 and [z]Control by Zepta on September 19, 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.*