LuBan has a unique license ID for each computer. The ID can be read by running LuBan and go to menu "Help -> About".
All text in the line of License ID, includes the braces and OS information, is needed to register a license. An unregistered ID shows "Unlicensed".
There are several types of licenses.
Unregistered license: A computer can run LuBan to process and view data while saving of processed results is limited to small-sized files, not larger than 5MB.
Trial license: Full access to all LuBan features for 30 days.
Education license: Full access for 6 months.
One-year license: Full access for 1 year.
Permanent license: Full access forever.
A permanent license dose not require internet connection when running LuBan, while a timed license does.
Within a licensed period, all upgrades are free. A permanent license can get free upgrades forever. To upgrade, just download the latest LuBan.
Replacing a registered license to run LuBan on a different computer is free.
Free Trial License
Send your LuBan license ID, including the braces and OS information, using the web form. We will register the license and reply your email in 48 hours.
Some users experienced a virus warning when downloading LuBan. This is because we did not register as a Microsoft developer. There is NO virus in LuBan.
1 year: USD 50
Permanent: USD 250
After making payment, please send us your computer's license ID. (Run LuBan, "Help -> About", license ID; include the braces and OS information.) We will register the license and reply your email in 48 hours.
Free Education License
You may request for a six-month free education license with your school email account.