Software Companions - PDF, DWG, DWG, PLT, and TIFF Viewing and Conversion Software

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SDK Developer License

scConverter is a Windows file conversion and PDF processing SDK for developers who need to add document conversion, PDF creation, PDF/A conformance, PDF comparison, PDF merging, searchable PDF creation, and PDF automation features to their own applications or server-based workflows.

The SDK Developer License allows redistribution with one product and includes one year of Software Maintenance. No runtime fees or royalties are required.

SDK License Price

License Type Price (USD) Online Purchase
scConverter SDK Developer License $500.00 Buy Now
Annual Software Maintenance Renewal $250.00 Buy Now
Need multiple developer licenses? Volume discounts are available for multiple SDK Developer Licenses. Please contact us for a quotation if you need licenses for several developers or if you have special deployment requirements.

What Is Included?

SDK Developer License

  • License for one SDK developer
  • Redistribution with one product
  • Desktop application or web-based server deployment
  • Serial number delivered by email

Software Maintenance

  • One year included with each new license
  • Annual renewal available for $250
  • Software updates and upgrades
  • Major version releases
  • Technical support via email or user forum

Why Developers Choose scConverter

File Conversion

  • Convert supported input formats to PDF.
  • Export to several supported output formats.
  • Automate conversion from your own application or service.

PDF Processing

  • Merge multiple PDF files.
  • Compare PDF files and save the result.
  • Add watermarks and output options.

PDF Compliance

  • Create PDF/A compliant output.
  • Conform existing PDF files to PDF/A.
  • Useful for archiving and document workflows.

Searchable PDF

  • Create searchable PDF files from image files.
  • Use OCR to add a text layer.
  • Useful for scanned documents and archives.

PDF Attachments

  • Work with embedded PDF attachments.
  • Create and process PDF Portfolio files.
  • Extract or add ZUGFeRD XML invoice data.

Developer Integration

  • Use the COM interface from C++, C#, VB.NET, Delphi, PowerShell, and other COM-compatible development environments.
  • Designed for desktop applications, services, and server-based workflows.

Integration Options

scConverter can be integrated in several ways, depending on your application architecture and development environment.

  • Use the COM interface from C++, C#, VB.NET, Delphi, PowerShell, and other COM-compatible development environments.
  • Dynamically load the DLL at runtime using LoadLibrary and GetProcAddress.
  • Link directly to the library using the supplied import .lib file.

This flexibility allows scConverter to be used in both modern and legacy Windows applications without requiring a specific development framework.

Redistribution Rights

Each SDK Developer License allows you to redistribute the control as part of one product, either a desktop application or a web-based server deployment.

No royalties, runtime fees, or additional distribution charges apply when redistributing scConverter with your product.

For complete licensing terms and conditions, please refer to the SDK License Agreement .

Typical Use Cases

  • Add file conversion to your own Windows desktop application.
  • Automate server-based conversion of documents to PDF.
  • Create PDF/A files for archive and compliance workflows.
  • Generate searchable PDF files from scanned image files.
  • Merge, compare, watermark, and process PDF files programmatically.
  • Extract or add PDF attachments and work with PDF Portfolio files.
  • Handle ZUGFeRD XML invoice data embedded in PDF files.

License Information

The scConverter SDK Developer License is intended for developers who integrate scConverter into their own application, service, or server-based solution.

Each SDK Developer License covers one developer and allows redistribution of the scConverter runtime components with one product, subject to the terms of the SDK License Agreement.

Each new license includes a one-year Software Maintenance period. During this period, you receive access to all software updates, upgrades, major version releases, and technical support.

After the included first year, Software Maintenance may be renewed annually for $250 per developer license.

If you decide not to renew, your current licensed version will continue to work, but you will no longer receive software updates, priority technical support, security-related fixes, or future Windows compatibility updates.

After Purchase

  • A serial number will be sent by email after your order has been processed.
  • You can download and install the latest available version.
  • The SDK does not require online activation.
  • You may redistribute the runtime components with one licensed product according to the SDK License Agreement.

Software Maintenance

Software Maintenance includes:

  • Free technical support via email or our user forum.
  • Access to all software updates and upgrades, including major version releases.
  • Priority handling of reported software issues.
  • Priority consideration of requested new features and enhancements.
  • Compatibility updates for current Windows versions, including Windows 10, Windows 11, and supported Windows Server editions.

Additional Information

Online Purchases

Online transactions are handled by FastSpring, an authorized e-commerce reseller.

Buy It Now!
Buy It Now!

Purchase Orders

We gladly accept purchase orders from companies, government organizations, educational institutions, and other qualified organizations.

Please email your purchase order to:
sales@softwarecompanions.com

After receiving your purchase order, we will issue an invoice with our bank details. Standard payment terms are 30 days.

We also accept PayPal payments. If you prefer to pay by credit card, please contact us and we will provide a secure payment link.

Why Buy from Software Companions?

  • Software Companions has developed Windows software since 1997.
  • scConverter is developed and supported directly by Software Companions.
  • No royalties, runtime fees, or additional distribution charges apply.
  • The SDK is actively maintained with regular updates and bug fixes.
  • Volume discounts and custom licensing options are available.

Frequently Asked Questions

Is scConverter licensed per developer?
Yes. Each developer working with the SDK requires an SDK Developer License.
How much does a new SDK Developer License cost?
A new scConverter SDK Developer License costs $500 and includes one year of Software Maintenance.
How much does Software Maintenance renewal cost?
After the included first year, Software Maintenance may be renewed annually for $250 per developer license.
Can I redistribute scConverter with my application?
Yes. Each SDK Developer License allows you to redistribute the control as part of one product, either a desktop application or a web-based server deployment.
Are runtime fees or royalties required?
No. No royalties, runtime fees, or additional distribution charges apply when redistributing scConverter with your product.
Is online activation required?
No. The SDK does not require online activation. A serial number is supplied after purchase.
Can I use scConverter from C#?
Yes. scConverter can be used from C# through the COM interface. It can also be used from C++, VB.NET, Delphi, PowerShell, and other COM-compatible development environments.
Can I use scConverter as a normal DLL?
Yes. scConverter can be used as a standard DLL by dynamically loading it with LoadLibrary and GetProcAddress, or by linking directly using the supplied .lib file.
Can I get a volume discount?
Yes. Volume discounts are available for multiple SDK Developer Licenses.
Where can I review the SDK License Agreement?
You can view the SDK License Agreement here: SDK License Agreement .

If you have any questions about SDK licensing, redistribution rights, volume discounts, or payment options, please contact us at sales@softwarecompanions.com.