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中文License Agreement
By installing and using WinSysClean you agree to the terms of the End User License Agreement (EULA). This page summarizes the important points. The full legal text is shown by the installer and in the License Agreement help topic.
Summary of the license
Grant
You may install and use WinSysClean on the number of computers covered by your license. A standard license covers a limited number of activations.
Freeware edition
The Freeware edition is free to use, but a reduced set of features and cleaning options is available.
Registration
Registering with your license key unlocks the PRO features and is how your purchase is recognized.
Restrictions
You may not reverse engineer, resell, redistribute, or rent the software without permission.
No warranty
The software is provided "as is" without warranty of any kind. Use it at your own risk. Back up important data first.
What your license gives you
- All PRO cleaning and monitoring features.
- Updates for the licensed period (see Updates until in your activation).
- The right to activate on the number of machines in your license.
Freeware vs PRO
| Freeware | PRO | |
|---|---|---|
| Price | Free | Paid license |
| All cleaning options | Reduced | Full |
| Application cleaner | Limited list | Full list |
| Updates | Yes (free update checks) | Yes, for the licensed period |
| Activation | Not required | Required |
Keeping your license valid
- Use a genuine license key. Invalid, revoked, or suspended keys stop the app.
- Do not share your key publicly — it uses up activation slots and may be revoked.
- Contact support if your key stops working after a legitimate purchase.