# S300C 269C

> Helicopter flight computer for S-300C performance and load calculations. (iPhone/iPad app by Gyronimo, LLC.)

- Source: https://appshunter.io/ios/app/s300c-269c/id879258418 (this page in markdown: same URL + `.md`)
- Developer: [Gyronimo, LLC](https://appshunter.io/developer/536898885)
- Category: Reference, Education
- Price: $39.99
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 20 MB
- Languages: English
- Released: 2014-05-20
- Data updated: 2026-07-28
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/s300c-269c/id879258418/reviews.md

## What is S300C 269C?

Gyronimo Performance Pad Pro™  Schweizer S-300C / Model 269C
The ultimate flight computer for the S-300C
intended for flight Instructors, students and professional pilots.

Designed for iPad 2 and higher, optimized for and iPad Retina.

- WEIGHT AND BALANCE  (1900lbs and 2050 lbs)

- Variable Tank capacity 

- Custom Items (Heli Basket, Searchlight etc) 

- LOAD MANIFEST with ELECTRONIC SIGNATURE

- LOAD MANIFEST converted to .pdf document.

- PERFORMANCE  PLANNING IGE

- PERFORMANCE  PLANNING OGE

- Manifold Pressure Limits

- VNE computation

- Edit Fuel Flow, Fuel Gravity, Reserve Warning, Fuel Units, Warnings etc.



Weight & Balance and important performance figures (OGE, IGE, Rate of Climb OEI) as found in the flight manual will be calculated in just seconds.

A professional Load Manifest will be computed and sent to your email address.




Optimized for iPad Retina (iOS9 required) 

DISCLAIMER:
The author  disclaims any liability for any direct, indirect, incidental, or consequential losses or damages in connection with your access to or use of this software. The information contained in this software is for general information purposes only.

## Key features

- Weight and balance calculations
- Variable tank capacity
- Custom item loading
- Load manifest with electronic signature
- PDF manifest export
- Performance planning (IGE/OGE)
- VNE computation


## Frequently asked questions about S300C 269C

### What is S300C 269C used for?

S300C 269C is a flight computer designed to calculate crucial performance data and weight & balance for the Schweizer S-300C helicopter. It also generates load manifests with electronic signatures and can export them as PDF documents.

### Who is the target audience for S300C 269C?

This application is intended for flight instructors, students, and professional pilots who operate the Schweizer S-300C helicopter and need a reliable tool for performance and load calculations.

### What devices is S300C 269C compatible with?

S300C 269C is designed for iPads and is optimized for iPad Retina displays. It requires iOS 9 or later.

### How does S300C 269C handle load manifests?

The app allows for the creation of a professional load manifest, including custom items like a heli basket or searchlight. It supports electronic signatures and can convert the manifest into a .pdf document for easy sharing and record-keeping.

### What performance metrics can S300C 269C calculate?

S300C 269C calculates important performance figures such as In-Ground Effect (IGE) and Out-of-Ground Effect (OGE) performance, Rate of Climb (OEI), and VNE (Velocity Never Exceed) computation, all based on data found in the flight manual.

### Does S300C 269C have ads?

No, S300C 269C is an ad-free application, providing an uninterrupted experience for pilots.

### What is the price of S300C 269C?

S300C 269C is available for a one-time purchase of $39.99.

### How often is S300C 269C updated?

The app was last updated on May 24, 2024, indicating ongoing support and potential for future improvements.

## Version history (last 5 releases)

### 2.1 — 2024-05-24

General bug fixes and performance improvements, update to latest iOS standards

### 2.0 — 2021-04-16

Update to iOS14 compatibility

### 1.4 — 2018-03-08

This app has been updated by Apple to display the Apple Watch app icon.

Updated elevation values on IGE and OGE performance charts.

### 1.2 — 2017-05-04

update to iOS 9.x ad higher

### 1.1 — 2014-05-29

Aux Fuel Tank computation added

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## More apps by Gyronimo, LLC

- [R44 Raven II](https://appshunter.io/ios/app/r44-raven-ii/id536898882)
- [R44 Raven](https://appshunter.io/ios/app/r44-raven/id549114077)
- [R22](https://appshunter.io/ios/app/r22/id552373715)
- [R44 Pad XS](https://appshunter.io/ios/app/r44-pad-xs/id561929569)
- [C172S Pad](https://appshunter.io/ios/app/c172s-pad/id574791356)
- [E6B Pro Pad](https://appshunter.io/ios/app/e6b-pro-pad/id586546393)

All apps by Gyronimo, LLC: https://appshunter.io/developer/536898885

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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 2026-07-28.*