Pushover is great for events that are delayed or infrequent - say you have a job running on an AWS server and want to be notified when there is a result, or you

Pushover is great for events that are delayed or infrequent - say you have a job running on an AWS server and want to be notified when there is a result, or you want some alert when your traffic reaches (say) 80% of the possible load. It's a cheap and easy service that you'd use anywhere where "then send an SMS" would be your reaction - it's like an SMS but without the cost and/or length restrictions