Firstlight: Wake Up Alarm is developed by Tetradevelopers.
Open Firstlight: Wake Up Alarm → Settings → Delete account and data → type DELETE → Delete. This deletes your Firstlight: Wake Up Alarm account, your alarms, alarm history, streak, badges, barcodes, object photos and any feedback you sent — from the cloud and from your phone — straight away.
Email tetraheaddevelopers@gmail.com from the email address you signed up with, with the subject “Delete my Firstlight: Wake Up Alarm account”. Tetradevelopers deletes all your Firstlight: Wake Up Alarm data within 30 days and replies when it is done.
Deleting your account does not cancel a paid Firstlight: Wake Up Alarm subscription. Cancel it first in Google Play → Payments & subscriptions.