Unfortunately, no. Versions 1, 2, 3 and 4 of Aid4Mail use different activation codes and a different activation server compared to version 5.
If you have a valid version 1, 2, 3 or 4 license, you can get in touch with us to receive a discount (in most cases) on an Aid4Mail 5 license. Please visit our upgrade page for more information.
If you would like more information, please don’t hesitate to contact us.
If you would like to buy an Aid4Mail license, please visit the Aid4Mail website.