Minor upgrades to MenuBox (e.g. from v. 5.0 to v. 5.1) are always free. To update the software you only need to download and install the latest version. Your existing license key and configuration will be preserved.
Upgrades from version 1.x, 2.x, 3.x and 4.x to the current version 5.x are available at a special upgrade price.
Please refer to the Change Log for details on the different software releases.
Even if you are not already a user of MenuBox you can always use Software Director to check for news and updates.