# Sauter EMS Mobile vs SEC Calculator

The clearest difference is iOS requirement: SEC Calculator at 11.0 against Sauter EMS Mobile's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Sauter EMS Mobile ships an update every 39 months, SEC Calculator every 27 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sauter EMS Mobile | SEC Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 27 months** |
| Monetization | — | Free |
| Size | 22 MB | 32 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fr. Sauter AG](https://appshunter.io/developer/586916485) | [Star Refrigeration Ltd](https://appshunter.io/developer/1571289922) |

## What reviewers say

### Sauter EMS Mobile

[App page](https://appshunter.io/ios/app/sauter-ems-mobile/id1492242041)

**In-app purchases:** none


### SEC Calculator

[App page](https://appshunter.io/ios/app/sec-calculator/id1571289919)

This tool assists businesses in assessing energy usage and cost reduction through equipment improvements or new system investments. It calculates potential annual savings and CO2 emission reductions, benchmarks sites against best practices, and generates a personalized PDF report.

**Highlights:** Energy usage assessment, Cost reduction calculation, CO2 emission reduction tracking, Site benchmarking, Personalized PDF reports

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sauter EMS Mobile free?

Sauter EMS Mobile is free to download, with no in-app purchases.

### Is SEC Calculator free?

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

### Do Sauter EMS Mobile or SEC Calculator have ads?

Neither Sauter EMS Mobile nor SEC Calculator shows ads.

### Which is updated more often, Sauter EMS Mobile or SEC Calculator?

Sauter EMS Mobile ships an update every 39 months, and SEC Calculator every 27 months. Most recently, Sauter EMS Mobile was updated on November 11, 2026 and SEC Calculator on November 3, 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.*