Our website provides a free download of PC OptiClean 4.1. The actual developer of the program is Seguro Software, Inc. The program lies within System Utilities, more precisely System Optimization.
From the developer:
PC OptiClean uses patent pending technology to safely repair, clean up and optimize the settings of your PC restoring it to it's original peak performance. The easy to use GUI boasts simple yet effective tools to allow even the most novice user the ability to do manual scans, repairs and cleanups with peace of mind. PC OptiClean also has an impressive scheduler for those who would rather have automatic scans, and regular PC Clean ups.
You may want to check out more software, such as Bulletproof Public PC, Recover Mac Files on Windows PC or PC Tasks Optimizer, which might be similar to PC OptiClean.