Looking on the internet deeply has found these results:

It would be good is the most popular phrase on the web.

It will be good 132,800,000 results on the web	It would be good 152,100,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It will be good for you going home. It will be good for us to keep our distance for once. After seven weeks, it will be good to have chicken again. I think it will be good for him. It will be good for the boy to see you safely off. It will be good for him, being with you. It will be good for Cayetana. I think it will be good for you to get out of your head.	It would be good if this centre had more input from Europe and not just from America. It would be good if you saw that cop in her future. It would be good, however, if we could have much more clear It would be good to find a suitable means of resolving this problem. It would be good to take another look at that. It would be good to know that he did not die without cause. cut agreement on how to proceed with this open coordination. It would be good if the European Commission and the governments of our countries understood this.

It will be good

132,800,000 results on the web

It would be good

152,100,000 results on the web

More popular!

It would be good if this centre had more input from Europe and not just from America.
It would be good if you saw that cop in her future.
It would be good, however, if we could have much more clear
It would be good to find a suitable means of resolving this problem.
It would be good to take another look at that.
It would be good to know that he did not die without cause.
cut agreement on how to proceed with this open coordination.
It would be good if the European Commission and the governments of our countries understood this.