Budgeting tips when income drops - first time posting

My income is now a fraction of what it was as a web developer and I am trying to cover the essentials. I do not usually post, so bear with me. I am nervous about falling behind. Any apps or methods?

Check for energy assistance programmes. I got a credit that covered two bills.

A paper list of bills by due date helped me more than an app. I could see the month at a glance.