Zeal SoftStudio upgrade service is only provided for all registered users. If you are a registered user, please add this page to your bookmarks. If you have not registered your copy, please go to to the order page to register it now!

NTPort Library
The latest version is Version 2.8, which is released on Ferburary 13, 2008. You can go to the NTPort Library page to view the version history. Registered users can go to the download area to download the upgrade version. All the registered user of Version 1.0, 2.x can free upgrade to Version 2.8.

CheckListBox ActiveX/VBX Control
The latest version is Version 2.6 Service Pack 6 , which is released on March 12, 2007. You can go to the CheckListBox history page to view the version history. Registered users can go to the download area to download the upgrade version.

Color ComboBox ActiveX Control
The latest version is Version 1.05, which is released on August 6, 2006. You can go to the Color ComboBox control page to view the version history. Registered users can go to the download area to download the upgrade version.

MemAccess Library
The latest version is Version 1.4, which is released on July 20, 2006. You can go to the MemAccess Library history page to view the version history. Registered users can go to the download area to download the upgrade version.

Font List & Combo ActiveX Control
The latest version is Version 1.0, which is released on March 18, 1999. You can go to the Font List & Combo control page to view the version history.