# Fortress Power Pro vs Deka Duration

The clearest difference is iOS requirement: Deka Duration at 13.0 against Fortress Power Pro's 16. 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.

## The numbers

| Metric | Fortress Power Pro | Deka Duration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/fortress-power-pro/id6446246437/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Size | 89 MB | 25 MB |
| Requires iOS | 16 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fortress Power](https://appshunter.io/developer/1632364417) | [MK Battery](https://appshunter.io/developer/6793419722) |

## What reviewers say

### Fortress Power Pro

[App page](https://appshunter.io/ios/app/fortress-power-pro/id6446246437)

This app assists professional installers in commissioning and servicing whole-home energy storage systems. It offers guided setup, remote control, and diagnostic tools to streamline installations and reduce errors.

**Highlights:** Guided system commissioning, Streamlined service workflows, Intuitive system controls, Powerful diagnostics, Remote system visibility and control

**In-app purchases:** none


### Deka Duration

[App page](https://appshunter.io/ios/app/deka-duration/id6793419720)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fortress Power Pro free?

Fortress Power Pro is free to download, with no in-app purchases.

### Is Deka Duration free?

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

### Do Fortress Power Pro or Deka Duration have ads?

Neither Fortress Power Pro nor Deka Duration shows ads.

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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.*