# \[APP\]\[Pro\] Chronograph - Adds precise timer, stopwatch and transition functionality to Homey

**URL:** <https://community.homey.app/t/app-pro-chronograph-adds-precise-timer-stopwatch-and-transition-functionality-to-homey/18214>\
**Category:** Apps\
**Tags:** app, official, tools, homey-pro\
**Created:** [September 17, 2019, 5:55am UTC](https://community.homey.app/t/app-pro-chronograph-adds-precise-timer-stopwatch-and-transition-functionality-to-homey/18214 "2019-09-17T05:55:42Z")\
**Posts on this page:** 1\
**Showing post:** 513

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**Author:** ![Arie\_J\_Godschalk](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/arie_j_godschalk/32/63027_2.png) [@Arie\_J\_Godschalk](https://community.homey.app/u/Arie_J_Godschalk)\
**Post date:** [May 22, 2023, 11:32am UTC](https://community.homey.app/t/app-pro-chronograph-adds-precise-timer-stopwatch-and-transition-functionality-to-homey/18214/513 "2023-05-22T11:32:56Z")

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Yes, the are both optional fields now, but one must be filled.  
The dropdown/picker is primary, if that one is filled, thats the chronograph that will be executed.

The picker will show names tho, based on both fields of all flowcards.

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_[View the full topic](https://community.homey.app/t/app-pro-chronograph-adds-precise-timer-stopwatch-and-transition-functionality-to-homey/18214)._