The new O&O Defrag 17 is here

You can Upgrade to the new O&O Defrag 17

You are currently using an old version of O&O Defrag. In order to update to the new version, you will be asked for a new license key at the installation.

That a defragmentation with O&O Defrag can increase your PC speed to that which it had when first delivered will already be familiar to you as a user of O&O Defrag, and countless tests have proven this again and again.

Why you should change to the new O&O Defrag 17 Pro today:

Even better PC Optimization

We have improved O&O Defrag 17 Pro throughout so that your PC is optimized better than ever before.

Even faster defragmentation

We all have increasingly less time. For that reason we have accelerated the defragmentation with O&O Defrag 17 Pro to provide you with the fastest defragmentation of all time.

Deletion of free space for better privacy

O&O Defrag can compact free hard disk space into one block – that much is clear. Brand new, however, is the ability with O&O Defrag 17 Pro to securely delete this free space! This ensures data that was never safely deleted is finally done so beyond any chance of access by third parties.

And the icing on the cake: these new functions can all be combined with a defragmentation. Simply let O&O Defrag 17 Pro delete confidential data securely automatically after a defragmentation run!

Now optimization for systems with Thin Provisioning

Virtual machines are not just gaining popularity in the business world. That is why O&O Defrag 17 Pro can now reduce and optimize the actual memory usage of virtual machines.

Upgrade your computer to O&O Defrag 17

O&O Defrag 17 Professional (1 Computer)
Full version, no time-limits, for immediate download
O&O Defrag 17 License for 3 PCs
Full version, no time-limits, for immediate download
Save 40%!
O&O Defrag 17 – Server Edition
Full version, no time-limits, for immediate download

You want to test-drive O&O Defrag 17? You can download the 30-day trial version from our Download Center!

You already have a licence for O&O Defrag 17?

Once you have a license for the product, download the test version. You’ll then be able to enter your license code to convert your test version into a full one.