Most lawns are watered on a timer, and timers don't know it rained. Lawn Logic watches the weather at your address, tracks the moisture your soil is actually holding, and gives you one clear answer each morning.
Free, no ads, no account needed to look around. Pro from $2.99/month.
Three things most watering apps get wrong.
Every day, Lawn Logic subtracts what actually fell from what your lawn needed. If a storm covered you, it says so and tells you to skip.
Letting soil dry toward its trigger is what drives roots deeper. Half the time the honest answer is "not yet" — so that's what you get.
Bermuda in sand is a different lawn from fescue in clay. Grass type, soil, shade, and mowing day all change the answer.
Download it and tap "Continue as guest" — no email, no password, no account. Set up a lawn in about a minute and see what it tells you. Add an account whenever you like and everything you've set up comes with you.
Prefer a desktop browser? Use the web app — that one needs an account.