The C# OCR Library

Go beyond basic OCR. Get an advanced ML engine for .NET 10 and preprocessing that reads scans, screenshots, and handwriting.

Read images, PDFs, and structured documents

125+ languages and filters for poor quality scans

Export structured data, text, hOCR, and searchable PDFs

Free 30-day trial, full features, no credit card

Images to Text with OCR See All 37 Code Examples

using IronOcr;

var ocr = new IronTesseract();

using var input = new OcrInput();
input.LoadImage("attachment.png");
input.LoadPdf("report.pdf");

OcrResult result = ocr.Read(input);
string text = result.Text;

Install-Package IronOcr

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30-day trial - no credit card required

Next Step: Start Free Trial

Fully functional without watermarks

30-day trial - no credit card required

PM > Install-Package IronOcr

IronOCR

See what’s new:

97% memory reduction for multi-page TIFF documents

Cross Platform Support

Designed for C#, F#, & VB.NET running on .NET 10, 9, 8, 7, 6, 5, Core, Standard, or Framework

.NET Languages:

C#, VB.NET, F#

App Types:

Console, Web, & Desktop

Platforms:

.NET 10, 9, 8, 7, 6 & 5
.NET Standard 2
.NET Framework 4.6.2+

Operating Systems:

Windows
macOs
Linux
Docker
Azure
AWS

IDEs:

Microsoft Visual Studio
Jetbrains ReSharper & Rider

Binary Certification

Microsoft Authenticode

A C# OCR Library that prioritizes accuracy, ease of use, and speed.

IronOCR is the leading C# OCR library, offering superior text extraction from images and PDFs compared to Tesseract. Its user-friendly API enables developers to implement OCR in their .NET projects within minutes.