Use of Future Simple:
* a spontaneous decision example: Don’t worry, I will help you.
* an opinion, hope, uncertainty or assumption regarding the future example: She will probably come back tomorrow.
* a promise example: I will not watch TV tonight.
* an action in the future that cannot be influenced example: It will rain tomorrow.
* conditional clauses type I example: If I arrive late, I will call you.
* in a year, next …, tomorrow
* Vermutung: I think, probably, perhaps