Advice is a noun. It means an opinion or recommendation about what someone should do.
- Thank you for your advice.
- She gave me some useful advice.
- I need your advice.
Advise is a verb. It means to give advice.
- I would advise you to wait.
- The doctor advised him to rest.
- She advised me to apply.
Easy way to remember
Advice = thing you give.
Advise = action of giving it.
You can give advice and advise someone.