Just to clarify, Pushover is not a "paid service" in that you need to pay for a ...

there on March 10, 2019 | parent | context | favorite | on: Gotify – a self-hosted push-notifications service

Just to clarify, Pushover is not a "paid service" in that you need to pay for a subscription. You only have to pay once to use it past the 7-day free trial.