There are various ways to access your license number, depending on what version of Blocs you are using and when you made your purchase.
Blocs V3 & Solis
If you have lost your Blocs V3 or Solis license number, you can get it quickly resent to you using this dedicated request form.
Blocs V1 and V2
Blocs V1 and V2 are now obsolete and no longer require a license number. You can download these older versions of Blocs here.