"Is this just a price you have to pay for tight security?" No, it's the price you pay for buying cr@p products.
As Ethel says, they are other products that are not only free, but vastly superior in terms of manageability, reduced footprint, and improved performance. Check out the free versions of AVG antivirus and ZoneAlarm or Comodo firewalls.
If you feel you MUST have a paid for product, the Eset Smart security is the best integrated solution, or try Eset NOD32 antivirus with one of the above free firewalls.