StartIsBack costs less than a cup of coffee. The developer is a single individual (or a small team) who has spent thousands of hours reverse-engineering the Windows shell. Using a trial reset to avoid a $4 payment is, legally, software piracy. While no one will sue you, it violates the software license agreement. Ethically, if you value the software and use it daily, paying for it supports future development.
Many users have discovered that the trial status is tracked via specific entries in the Windows Registry. Deleting these entries can effectively "reset" the clock, as the software creates a new key with the current date upon its next launch. startisback trial reset
If you want, I can: