• Developer license

  When your subscription expires, you can continue using the last version you obtained or are eligible to use.

• Software maintenance: 12 months of free updates

  Whether we publish a minor update with a couple of bug fixes and improvements or a large-scale update that adds support for the new Office version, you get all the updates for free.

• Technical support service: 12 months

  Support - that's what is more important for us than anything else. We'll help you with any questions regarding the functionality of our products, programming issues, explanations of error messages,deployment and debugging.

By choosing the Professional subscription you get:

• Std Developer license

  When your subscription expires, you can continue using the last version you obtained or are eligible to use.

• Std Software maintenance: 12 months of free updates

  Whether we publish a minor update with a couple of bug fixes and improvements or a large-scale update that adds support for the new Office version, you get all the updates for free.

• Std Technical support service: 12 months

  Support - that's what is more important for us than anything else. We'll help you with any questions regarding the functionality of our products, programming issues, explanations of error messages, deployment and debugging.

• Pro Keeping up-to-date: 12 months of participation in beta programs

  Normally, our every major release is preceded by 2 or 3 betas. Due to your participation in our beta testing program, you can ensure the compatibility of your project with upcoming releases of Microsoft Office, Visual Studio or Windows, as well as suggest that we add some special features for your projects.

• Pro Run-time source code

  With the run-time source code you get the complete reference that gives you the most complete picture of Office and IE extensibility and a wealth of tips & tricks implemented in Add-in Express.

By choosing the Premium subscription you get:

• Std Developer license

  When your subscription expires, you can continue using the last version you obtained or are eligible to use.

• Std Software maintenance: 12 months of free updates

  Whether we publish a minor update with a couple of bug fixes and improvements or a large-scale update that adds support for the new Office version, you get all the updates for free.

• Pro Keeping up-to-date: 12 months of participation in beta programs

  Normally, our every major release is preceded by 2 or 3 betas. Due to your participation in our beta testing program, you can ensure the compatibility of your project with upcoming releases of Microsoft Office, Visual Studio or Windows, as well as suggest that we add some special features for your projects.

• Pro Run-time source code

  With the run-time source code you get the complete reference that gives you the most complete picture of Office and IE extensibility and a wealth of tips & tricks implemented in Add-in Express.

• Premium Priority support service: 12 months

  Support - that's what is more important for us than anything else. We'll help you with any questions regarding the functionality of our products, programming issues, explanations of error messages, deployment and debugging. We provide assistance in several ways: public forums, e-mail, remote sessions and live chat for urgent issues - you choose!

• Premium Code review

  It's normal that you run into issues with COM as the whole Office is built over it. 2-3 times a year we are ready to look through your code and check if you deal with COM correctly. You are free to send us your code with business logics removed but please don't send us your installers. And note that we already have all flavors of dotnetfx.exe :)

• Premium New features and bug-fixes at your request

  Thanks to the flexibility of our workflow, we are ready to urgently create a build especially for you. In this case, you will get not only the fixes you requested, but also new comprehensively tested features and important fixes intended for the upcoming releases.

• Premium Escalation of your issues to core developers

  Direct communication of our core developers with developers who use their products is a common practice for our Premium support service. No queues, no go-between, no passing from department to department, you communicate directly with the most competent professional and get a timely and helpful response or solution including builds created on the fly.

• Premium Wide-ranging solution research service

  Our knowledge of host applications is much more profound than that of ordinary developers, because we develop for them daily. Who but we will answer you the most complicated questions that often begin with "Can it be done in that way? Is it feasible at all?" In the most complex cases, we carry out a detailed research on the issue and dig deeply to find a solution that is just right for you.

• Premium Full source code

  Full source code is delivered, which means that you can completely rebuild all our run-time assemblies, utilities and design-time tools.