Fix Windows XP, Vista & Windows 7 Problems in 2 Clicks!

  • • High-performance scan
  • • System Optimizer (New!)
  • • Internet Explorer Manager
  • • Automatic/manual removal
  • • Auto Updated
  • • 3 Mode Back-up registry
  • • Startup Programs Manager
  • • Add/remove Program Manager
  • • Deletes Empty Registry Keys
  • • Scan Scheduler
  • • Memory Tweak
  • • Organizes Windows Startup Items
  • • Checks Recently Used Files
  • • Checks System Service
  • • Checks Invalid ActiveX, OLE, COM
  • • Checks Uninstall Sections
  • • Checks Invalid Application Paths
  • • Checks Invalid Class Keys
  • • Checks Invalid Shared known DLL's
  • • Checks Invalid Startup Programs
  • • Checks Invalid Shortcuts
  • • Checks Invalid File Associations
100% Satisfaction Guaranteed


QUAD’s ultra fast, automatic scanning detects all invalid registry entries, obsolete shortcuts, partial programs, corrupt files & pathways that can lead to harmful PC errors & crashes. Easily adjust QUAD’s user-friendly settings to schedule scans on startup, to run daily, or to scan specific portions of the registry.


QUAD performs automatic backups of all registry files and recorded repairs so you’ll always have a second copy of your data. It’s the perfect safeguard for inconvenient system crashes and occasional freezing. Maintain your registry with QUAD and stop worrying about losing your work. Download it now &get an immediate backup of your entire Windows Registry.


QUAD instantly cleans & optimizes your PC. By automatically removing partial programs, corrupt files, obsolete shortcuts that cause runtime errors, Windows Installer failures, crashes, etc. QUAD restores your PC to maximal operational efficiency. Use QUAD to regularly clean your registry and save money by avoiding the need for expensive upgrades.


Diagnostic & Repair Smart Technology

Quad Registry Cleaner effectively scans your entire system registry and restores your PC to optimum efficiency. Using a high performance detection algorithm, Quad analyses registry entries with the latest technology to spot all PC errors. View scan results and selectively clean each item or automatically repair them. Quad also makes backup of all repairs so you can recover any changes if required. By finding & repairing registry corruptions, Quad renews your PC to full operational capacity. Quad’s intuitive interface facilitates control of all of Quad’s scanning & cleaning functions. It’s fast, simple and easy to use.

Multi-Awarded Software



"QUAD got rid of a ton of old programs & shortcuts that took up space & endangered my registry. With regular QUAD cleaning, I’m sure my PC will last longer! Thanks"
David W. (Minneapolis, MN)

"We needed a lightweight registry cleaner to outfit our company’s 60 PCs. QUAD Registry Cleaner Pro does an excellent job and at a market-low price."
Rachid E (Paris, France)

"After 6 months, my PC was running so slowly until I used QUAD. It found & repaired over 45 errors, my PC is as fast as ever!" Adam S. (New York, NY)