Does the Smart Life app for the tempo timerrequire a subscription?

No, the Smart Life app is completely free to use with your Tempo Timer.

There are no subscriptions, monthly fees, or hidden costs. You can use all the features of the app including:

Setting daily on/off schedules
Controlling the timer remotely
Managing multiple timers

You don't even need to create an account if you prefer not to, you can use the app as a guest and still set up timing schedules for your grow lights.

Simply download the "Smart Life – Smart Living" app from the App Store or Google Play Store (or scan the QR code on your Tempo Timer box) and you're ready to go.