Ironpdf License | Key

An is a unique string of alphanumeric characters purchased from Iron Software. This key acts as a digital authorization, validating your purchase and authorizing your application to use IronPDF functionality without restrictions. Why You Need a License Key

Licensed versions receive the latest security patches and updates. Types of IronPDF Licenses

For modern web apps and APIs, store the key in your configuration file. IronPDF will automatically detect it. Add this to your appsettings.json : "IronPdf.LicenseKey": "IRONPDF-YOUR-LICENSE-KEY-HERE" Use code with caution. Method 3: Using Web.config or App.config (.NET Framework)

// Set this once at application startup IronPdf.License.LicenseKey = "IRONPDF-YOUR-KEY-HERE"; ironpdf license key

: Use the free trial or local development environment variables during building phases, reserving your commercial license key exclusively for production servers. If you need help choosing a deployment model, tell me:

Imports IronPdf

A: Licenses are per‑developer and per‑location. For transferring or upgrading licenses, contact Iron Software’s support team. An is a unique string of alphanumeric characters

// Validate if (License.IsValidLicense())

var renderer = new ChromePdfRenderer(); var pdf = renderer.RenderHtmlAsPdf("<h1>Test License</h1>"); pdf.SaveAs("test.pdf");

A: You can use a free trial key for development and testing. However, production deployment requires a valid purchased license. Types of IronPDF Licenses For modern web apps

For production environments, you must purchase a commercial key. Navigate to the IronPDF Pricing page.

Upgrade your license at ironpdf.com/upgrade .

Once you have the key, you must apply it . The most reliable place is in the Main method or application startup (e.g., Program.cs in .NET 6+, or Global.asax in .NET Framework).