DTweak - tweaker for Windows Vista

DTweak Box
  • Defragment disks
  • Virtual drives
  • Clean registry
  • Free verison
  • and more!

XTweak - tweaker for Windows XP

XTweak Box
  • Windows XP/2003 tweaker
  • Defragmenter
  • System tuner
  • and more!

HDD Observer - HDD monitoring tool

HDD Observer Box
  • Monitor HDD health
  • Check HDD consistency
  • System tray HDD activity
  • and more!

Welcome to Daoisoft.com

... the place where you can finally find the right solution for you.


The best optimization and system cleanup solution designed especially for Windows 7

7Tweak Main Window

Brand new and already in top of users preferences, 7Tweak comes with a bunch of features and tools designed especially to tweak, optimize and customize your Windows 7.


Download 7Tweak Pro

DTweak Pro

A Vista Tool which everyone needs!

Tweak a Myriad of Windows Vista Features and Enhance its Performance

DTweak Main Window

DTweak optimizes the performance of your Windows Vista, solves problems and helps you to customize your system:

  • tweak hundreds of hidden features of Windows Vista
  • defragment disks and registers
  • check HDD drives performance and health status
  • clean file and registry systems
  • tune computer performance
  • native 64 bit support for best performance
  • optimize and customize
  • your Windows Vista system without manually modifying registers or ini files.


    Download DTweak Pro

    HDD Observer

    HDD Observer is a monitoring and repairing tool for your hard drives

    HDD Observer Main Window

    HDD Observer can detect a lot of hard drives troubles and give a solution for them:

  • built-in IntelligentBehavior technology
  • monitor HD health, performance and temperature
  • monitor hard drives activity in a system tray icon
  • check file system and registry fragmentation
  • defragment file system and registry
  • find and remove un-needed files and registry keys
  • Windows Vista compatible
  • low memory usage

  • And all these things are done absolutely automaticaly - all you have to do is to read and accept HDD Observer's warnings and solutions.


    Download HDD Observer

    XTweak Pro

    XTweak is a complex tweaker and optimizing tool especially designed for Windows XP and 2003 Server

    xtweak main window

    XTweak has approximately the same tweaks and tools as DTweak, but because of some essential differences between Windows XP and Windows Vista we released XTweak and DTweak as different products.


    Download XTweak Pro

    30 days money back

    When you buy any of our products you have full protection.

    Refunds are available within 30 days of the product purchase.

    Contact Information
    • Email: contact@daoisoft.com
    • Support: support@daoisoft.com

    Licensing Protection