NEW! O&O Defrag 20 – Brand new in every way!

With Microsoft having released Windows 10, together with a whole range of new devices, it’s easy to forget one snag that not even version 10 has fixed: if you’re using traditional hard disks, they will slow down. It may take a while, you may not have a dramatic crash, but it will happen for sure. Read more…

Version 19.5 of O&O Defrag – our best Defrag yet

This great new feature searches for and removes temporary and unnecessary files that are taking up memory and increasing fragmentation. O&O DiskCleaner also increases the security of your data, as private content (e.g. Thumbs.db, copies of documents, drafts of emails, Dumps) will no longer be kept as copies in unnecessary system files. Read more…