Where can I find API to integrate my Vivint Security System with smartphone ?

Yes. integration of your smartphone with Vivint system is possible. This allows you to have full control of your home from your smartphone, no matter where you are.

If you already have a Vivint system, you can upgrade for free. You can combine various elements and integrate with your phone.

With the Vivint Home Security System, choose from:

Touchscreen Panel
Window/door sensors
Smoke detector
Carbon monoxide detector
Glass break detector
Motion detector
Key fob
Yard sign