# Small Wind Turbine Calculator — Calculate predictable output

> Calculate predictable output (iPhone/iPad app by Synpass Grupp OU.)

- Source: https://appshunter.io/ios/app/small-wind-turbine-calculator/id6760758400 (this page in markdown: same URL + `.md`)
- Developer: [Synpass Grupp OU](https://appshunter.io/developer/1811405251)
- Category: Utilities, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 40 MB
- Languages: English
- Released: 2026-05-07
- Data updated: 2026-09-09
- User reviews in markdown: https://appshunter.io/ios/app/small-wind-turbine-calculator/id6760758400/reviews.md

## What is Small Wind Turbine Calculator?

Design and analyze small-scale wind energy systems with engineering-based calculations and real-world wind data.
Built for engineers, installers, renewable energy professionals, researchers, and anyone planning a small wind power system.

KEY FEATURES:
Wind Data by GPS: Get wind data based on your location or enter custom coordinates for a specific site.
Multi-Project Management: Create, save, and compare up to 10 wind energy projects.
Advanced Technical Settings: Configure blade type, mast height, system losses, and customize the power coefficient (Cp) curve.
Engineering Calculations: Calculate wind power, swept area, estimated annual energy production (AEP), and system efficiency using physics-based formulas.
Professional Reports: Export detailed project results to PDF and Excel for further analysis and documentation

PERFECT FOR:
Planning home, farm, and off-grid wind energy systems.
Preliminary wind turbine site assessments.
Renewable energy research and engineering calculations.
Educational and training purposes.
Comparing different turbine configurations.

SUBSCRIPTION PLANS:
Standard — Free: Basic calculator functionality with ads.
No Ads Standard — $0.99/month: Basic calculator functionality without advertising.
Premium — $2.99/month: Full access to advanced features, including GPS wind data, up to 10 projects, custom Cp curves, and PDF/Excel exports.

Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current subscription period. You can manage or cancel your subscription through your Apple ID account settings.

Try the simplified web version:
https://skynix-solar.com.ua/energija-vitru.html

Privacy Policy:
https://skynix-solar.com.ua/privacy-policy
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Standard Plan | $0.99 | per month |
| Premium Plan | $9.99 | per month |



## Version history (last 3 releases)

### 1.2 — 2026-08-27

We’ve added a new Free plan with ads, so you can use the calculator without a subscription.
You can now choose between Free, No Ads, and Premium plans.

### 1.1 — 2026-05-28

Sharing improvements

### 1.0 — 2026-05-07

No release notes.

## More apps by Synpass Grupp OU

- [Monsyn](https://appshunter.io/ios/app/monsyn/id6745228005)

All apps by Synpass Grupp OU: https://appshunter.io/developer/1811405251

## Related topics

[small wind turbine calculator](https://appshunter.io/ios/topics/small-wind-turbine-calculator) · [wind turbine calculator](https://appshunter.io/ios/topics/wind-turbine-calculator) · [iwindturbine](https://appshunter.io/ios/topics/iwindturbine) · [wind turbine generator](https://appshunter.io/ios/topics/wind-turbine-generator) · [wichita wind surge](https://appshunter.io/ios/topics/wichita-wind-surge)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-09.*