# WindPower vs OnBoardGUARD™

The clearest difference is in-app purchases: OnBoardGUARD™ at none against WindPower's 1. OnBoardGUARD™ also leads on iOS requirement (14.0.0 vs 18). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WindPower sells 1 in-app purchase, starting at $2.99 per month. OnBoardGUARD™ asks for nothing beyond the download.

WindPower ships an update every 5 months, OnBoardGUARD™ every 2 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | WindPower | OnBoardGUARD™ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Subscription | — |
| Size | 118 MB | 37 MB |
| Requires iOS | 18 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [rainbow-learning-software](https://appshunter.io/developer/1784094642) | [FIDELAK GmbH](https://appshunter.io/developer/1787178271) |

## What reviewers say

### WindPower

[App page](https://appshunter.io/ios/app/windpower-app/id6739182378)

This app provides technicians and professionals in the wind energy sector with direct oversight of wind turbines in Germany. It offers tools for searching turbines, detailed weather forecasts, documentation, and safety checks to simplify daily work.

**Highlights:** Search 37,000+ wind turbines, 14-day weather forecast per turbine, Favorites and search history, Photo documentation and safety checks, Last Minute Risk Analyses (LMRA), Nm converter, Nearby points of interest

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $2.99 | per month |


### OnBoardGUARD™

[App page](https://appshunter.io/ios/app/onboardguard/id6739815003)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WindPower free?

WindPower is free to download, with in-app purchases available.

### Is OnBoardGUARD™ free?

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

### Do WindPower or OnBoardGUARD™ have ads?

Neither WindPower nor OnBoardGUARD™ shows ads.

### Which is updated more often, WindPower or OnBoardGUARD™?

WindPower ships an update every 5 months, and OnBoardGUARD™ every 2 months. Most recently, WindPower was updated on October 11, 2026 and OnBoardGUARD™ on October 7, 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.*