Blog Archives

Version 1.5.5 submitted to Appstore

This version of Rocket Calculator includes the missing Aerotech single use D21 and E15 motors. I also added the air frame dimensions for Aerotech, PML, Always Ready Rocketry(Blue Tube) and Madcow body tubes. Lately the Apple review time has been

Posted in Updates

Version 1.5.3 is Available

This updates contains some corrections to motor data. I also changed the minimum required iOS version to 6.1.

Posted in Uncategorized, Updates

Rocket Calculator app feedback needed

If you’re a current or potential user of Rocket Calculator, please take a moment to fill out this brief survey, https://www.surveymonkey.com/s/C72CBDG. I’m working on a new, cross-platform version, and need your input. Thank you for your time.

Posted in Uncategorized, Updates

Version 1.5 is available

Version 1.5 update is available. Motors are managed better internally. The app now uses data compiled by Dave Walden, available on Rocketry Forum. The Quest motor data was compiled separately from the NAR website. The motor model number is now

Posted in Updates

Version 1.4

This actually came out last week, but version 1.4 is available. It contains some minor motor updates and includes the newest versions of the NAR Model Rocket and High Power Rocket Safety codes (Available in the Info->quick reference section). I

Posted in Updates

Version 1.3 is available

The update is available in the App Store. For your reference, instructional videos for using the app are available here.

Posted in Updates

Version 1.3 Coming Soon

          I submitted a Rocket Calculator update (version 1.3) yesterday, which should be available within the next few days to a week. The changes include the following: Input option for elevation and temperature to compute correct

Posted in Updates