yaptaclient.exe is a YaptaClient.exe
belonging to The Yapta Tracker
from Yapta, Inc.
Non-system processes like yaptaclient.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues