The ALPA Part 117 Calculator and Guide is a self-contained software application (known as an “App”) developed by ALPA as an aid to assist ALPA members in tracking their flight and duty times and in identifying potential compliance, or non-compliance, with Part 117 of the federal aviation regulations.   It is currently available to ALPA members at no additional cost for download on Apple (iOS) and Android smartphones and tablets.  A Windows version is under development.  For more information on the ALPA Part 117 App, please see the Frequently Asked Questions, below.

Frequently Asked Questions


1.  How do I migrate FAR 117 App Data from my old device to my new device?

2. What do i use as login credentials for the app?

3.  I would like clarification on how to enter report time and time zone correction. Do I always enter Local time and then put my difference from Zulu for correction or do I put my Zulu time and cor...

4.  When entering flight segment information do I use local time, or Zulu?

5.  How do I enter a deadhead segment or a deadhead duty period?

6.  How do I account for post flight duties?

7.  I put in the parameters but it will not stop calculating duty time. I clicked on conclude flight duty period but it says I must complete a flight segment. What do I do?

8.  I have not acclimated, as I have neither the required rest nor time in theater. How do I proceed?

9. How is a gate return handled with a second departure from the same airport?  

10.  How do I delete a Flight Duty Period?

11.  Can you give an option to put an end time in when you forget to hit the conclude button?

12.  I searched the iTunes store for the application but I cannot find it for my iPad, how do I get it?

13. Does ALPA have a guide or documentation on the policy or the app itself?

App Feedback


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App Details


iOS Tutorial

Android Tutorial (Coming Soon)



iOS - Version 1.9.4 (5/8/14)

System Requirements:  Minimum version of iOS 5.


Android - Version 1.6.3 (5/12/14)

System Requirements: Minimum version of 4.0.3 (Ice Cream Sandwich) and an optimized designed for a 3.7" screen 


Windows - Version (6/19/14)

System Requirements: works with Windows 8 and 8.1 phones