Kerish Doctor 2013 is the Windows Maintenance Center which features the latest technology developments. Kerish Doctor 2013 unique system prevents Windows crashes and repairs Registry errors in real-time. Application performs thorough and safe cleanup by removing junk files and outdated cache from your PC and significantly boosting its performance. Kerish Doctor 2013 protects your computer from malicious software and potential security threats by monitoring all vital system security vulnerabilities. Smart Update system promptly updates the software database which is regularly improved by our experts. This feature makes Kerish Doctor 2013 constantly increase its efficiency and makes it one of the best solutions of its class.