Kodularautomatic countdown timer, without any server

[Md_Kaif (4Start Developer)]

I have an app in which i want to set countdown timer Whereas show everyone same time and when time completet reward automatic send, and data clear

[Md_Kaif (4Start Developer)]

Any One help me

[Riad_Developer]

Explain what you need help with

[Taifun]

here is an example countdown App Inventor Tutorials and Examples: Countdown | Pura Vida Apps
Taifun