When that water freezes, the cracks will become larger.
Eventually, you'll need to replace the entire driveway, which will be very expensive.
Regularly sealing your driveway will greatly extend its life and save you money in the long run.
Be sure to communicate what neighborhood you live in.
Driveway sealing doesn't take much time and a provider that will already be in your area will be able to give you a much better price because there won't be travel time.