# R66 PRO > Flight computer for Robinson R66 Turbine helicopter, calculating performance and weight/balance. (iPhone/iPad app by Gyronimo, LLC.) - Source: https://appshunter.io/ios/app/r66-pro/id769041188 (this page in markdown: same URL + `.md`) - Developer: [Gyronimo, LLC](https://appshunter.io/developer/536898885) - Category: Reference, Education - Price: $59.99 - Age rating: 4+ - Requires: iOS 14.0 · 28 MB - Languages: English - Released: 2013-12-06 - Data updated: 2026-07-28 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/r66-pro/id769041188/reviews.md ## What is R66 PRO? Gyronimo Performance Pad Pro R66 Turbine (c) Claus Richter The ultimate flight computer for the Robinson R66 for iPad3 (Retina) or newer and iPad Mini Retina. Optimized for RETINA DISPLAY THIS IS THE PRO-VERSION featuring a professional load manifest with digital signature, graphical E6B and the ability to load and save up to 5 helicopter setups. The R66 Performance Pad Pro is a flight computer customized for the new Robinson R66 Turbine helicopter. Weight & Balance and important performance figures as found in the flight manual will be calculated in just seconds. We recommend the Pad for professional pilots, however, it is also a great tool for flight students who want to become familiar with the complex performance calculations of turbine helicopters. A Load Manifest will be computed and sent to your email address. Confirm your calculations by checking the graphical displays. - Set up you own helicopter data (Basic Empty Weight, Mission Equipment etc) - Load and save unlimited flights and helicopter setups - Send data to your email - Check OGE ceiling on a new designed graphical display The Pad does all the complex calculations for you, however, it is very easy to use. Set Pressure Altitude and OAT via sliders and the following will be computed in real time: - In Ground Effect (IGE) max. Weight - Out Of Ground Effect (OGE) max. Weight. - Out of Ground Effect Ceiling (OGE Ceiling) - Climb Rate - Power Assurance (MGT and Torque) - Professional Load Manifest with digital signature. - Load and safe up to 5 helicopters - Add custom items ***** All results are graphically displayed using the GRAPHS from the FLIGHT MANUAL. Contact us for a custom version or extensions. For iPad 3 or newer and for iPad Mini Retina 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 & Balance calculations - Performance figure calculations - Professional load manifest - Digital signature - Graphical E6B - Save helicopter setups ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/r66-pro/id769041188/reviews.md ### 4/5 — Cargo & Aux Fuel Tank *2024-04-08* Great app, but it hasn’t been updated for the revision to POH. When an AUX fuel tank is fitted the cargo moment shifts to 117ins (from 107ins). ## Frequently asked questions about R66 PRO ### What is R66 PRO? R66 PRO is a flight computer application designed specifically for the Robinson R66 Turbine helicopter. It calculates essential performance figures and weight & balance information. ### Who is R66 PRO for? This application is recommended for professional pilots operating the R66 Turbine. It is also a valuable tool for flight students aiming to understand complex turbine helicopter performance calculations. ### What are the key features of R66 PRO? Key features include a professional load manifest with digital signature, a graphical E6B, and the ability to load and save up to 5 helicopter setups. It also computes OGE ceiling, climb rate, and power assurance. ### What devices does R66 PRO support? R66 PRO is optimized for iPad 3 (Retina) or newer, and iPad Mini Retina. It requires an iPad device. ### How much does R66 PRO cost? R66 PRO is a paid application, priced at $59.99. There are no in-app purchases or subscriptions mentioned. ### When was R66 PRO last updated? The application was last updated on March 17, 2026, with version 2.4. It was initially released on December 6, 2013. ### Does R66 PRO have ads? No, R66 PRO does not contain advertisements. It is a paid application designed for professional use. ### Can I send my calculations from R66 PRO? Yes, R66 PRO allows you to send your computed load manifest data to your email address for record-keeping and review. ## Version history (last 5 releases) ### 2.4 — 2026-03-17 General bug fixes and performance computations ### 2.3 — 2026-03-12 General bug fixes, increased precision on CG envelope ### 2.2 — 2025-12-19 Fixes a bug in Fleet Control mode. ### 2.1 — 2025-12-18 Update to latest iOS version, improved Fleet Control access, general bug fixes ### 2.0 — 2017-04-16 This app has been updated by Apple to display the Apple Watch app icon. updated lateral fuel computation ## 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 --- *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.*