How to Automate PNG to PDF Conversion in .NET

Developers often need a fast and dependable way to turn PNG files into professionally formatted PDFs, especially when building reporting modules, image-driven workflows, or document automation tools. With the GroupDocs.Conversion Cloud SDK for .NET, you can integrate this capability into your C# applications almost instantly. The article shows you exactly how to plug the SDK into your project and start converting PNG images to PDF with clean, minimal code.

What sets this approach apart is the speed at which you can get results. Instead of juggling heavy libraries or custom rendering logic, the SDK handles the conversion in the cloud and returns polished PDF output ready to store, preview, or distribute. The guide walks through setup, authentication, API calls, and practical implementation patterns that C# developers can drop directly into real projects.

If you’re working toward automating image-to-PDF workflows, standardizing document outputs, or building scalable file processing features, this tutorial gives you the steps you need to move forward without friction. The combination of cloud-based processing and a friendly .NET SDK structure makes it easy to build efficient conversion pipelines that are both reliable and future-ready. It’s a great resource for anyone aiming to strengthen their document-handling capabilities in C# applications.

Please follow this link to view the complete guide.

Code example:

using System;
using System.IO;
using GroupDocs.Conversion.Cloud.Sdk.Api;
using GroupDocs.Conversion.Cloud.Sdk.Client;
using GroupDocs.Conversion.Cloud.Sdk.Model;
using GroupDocs.Conversion.Cloud.Sdk.Model.Requests;

namespace PNGtoPDFConversion
{
    class Program
    {
        static void Main(string[] args)
        {

            // Configure API credentials
            string MyAppID = "your-app-id";
            string MyAppSecret = "your-app-secret";

            var config = new Configuration(MyAppID, MyAppSecret);
            var convertApi = new ConvertApi(config);

            // Prepare conversion settings
            var convertSettings = new ConvertSettings
            {
                // Source file path in cloud storage
                FilePath = "SampleFiles/source.png",
                // Set output format
                Format = "pdf",
                ConvertOptions = new PdfConvertOptions
                {
                    ImageQuality = 100,
                    MarginTop = 5,
                    MarginBottom = 5,
                },
                // Output file path in cloud storage
                OutputPath = "conversion/converted.pdf",
            };

            try
            {
                // Perform PNG to PDF conversion
                var request = new ConvertDocumentRequest(convertSettings);
                var response = convertApi.ConvertDocument(request);

                Console.WriteLine(response != null
                    ? "PNG to PDF conversion was successful!"
                    : "PNG to PDF conversion failed.");
            }
            catch (Exception ex)
            {
                Console.WriteLine("An error occurred: " + ex.Message);
            }
        }
    }
}