Q: Is it free to download the SDK?
A: Yes, it is FREE to download the SDK. However, the SDK is not available for direct download because it's a professional software development kit, not a general-purpose software program, in order to prevent from unauthorized downloads, you need to fill in your email address and click the 'Subscribe for FREE download' button, and then you will be authorized to download the SDK for FREE.
Q: What programming languages does the SDK support?
A: Our SDK provides both standard APIs (DLL) and an ActiveX control (OCX) for users to utilize it, this means it supports most of the popular programming languages on Windows platforms, such as Microsoft Visual C++, Visual Basic, C#, C++Builder, Delphi and so on.
Q: What OS is the SDK compatible with?
A: The SDK is compatible with most Windows platforms:
- Microsoft Windows XP
- Microsoft Windows Vista
- Microsoft Windows 7
- Microsoft Windows 8 / 8.1
- Microsoft Windows 10
Q: Where can I download an older version of the SDK?
A: The old versions of the SDK are not available for public download. We always encourage users to use the latest version of the SDK, because it has the latest improvements and bug fixes. If you really want to download an older version, please contact us for help.
Q: Does the SDK depend on any runtime libraries or frameworks?
A: Unlike many other SDKs in the market may depend on certain runtime libraries or .NET frameworks, our SDK is built by VC6 that its runtime library is built-in with all versions of Windows, so no additional runtime library or framework needs to be installed. And the SDK components are designed registration-free, so no administrator privilege is required (UAC compliant). All these make the SDK integration and distribution clean and easy.