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How to convert multiple HTML files to a single RTF using C# .Net platform.

"How «HTML to RTF .Net» helps me in developing of my application?"

SDK to convert HTML to RTF, Word, DOCX in C# and VB .Net


«HTML to RTF .Net» will help you in development of applications where is necessary to convert any HTML documents to Word, RTF, DOCX. After adding of the reference to "SautinSoft.HtmlToRtf.dll" and typing 3-4 C# lines, you can use these API in your apps: 
Download HTML to RTF .Net Online Demo

Have a Question?

You have a question, need a support or a code example: ask our support team at We will help you quickly and with pleasure.

Input Formats

HTML documents. The component can read and parse all types of HTML: 3.2, HTML 4.01, HTML 5 with CSS and XHTML. Our component doesn't require any special version of HTML format it will work with any version. The component has own HTML parser.

Scripting languages (like a JQuery, JavaScript) are not supported. If you want to convert HTML (saturated with JavaScript and complex CSS) but to PDF, use another our component - PDF Vision .Net.

These CSS are now supported by the current version of «HTML to RTF .Net»:

background-color: border-top-style: border-color: font-size: margin-bottom:
background: border-right-style: border-top-color: font-family: margin-left:
border-collapse: border-bottom-style: border-right-color: font-weight: padding:
border: border-left-style: border-bottom-color: font-style: padding-top:
border-top: border-width: border-left-color: height: padding-right:
border-right: border-top-width: color: list-style-type: padding-bottom:
border-bottom: border-right-width: display: margin: padding-left:
border-left: border-bottom-width: direction: margin-top: page-break-after:
border-style: border-left-width: font: margin-right: page-break-before:
page-break-inside: text-indent: vertical-align:    
text-align: text-transform: width:    
text-decoration: visibility: white-space:    

Output Formats

  1. RTF documents. The component creates RTF documents 1.8. The component has own RTF parser and render. If you are looking only for C# RTF class which can parse and render RTF documents, you may email us:

  2. Text documents. The component can also create Text from HTML. There is nothing special here, only a thing: unicode characters are supported too.

What "HTML to RTF .Net" can give me:

  1. Save time and cost of the product development. The writing of own HTML to RTF converter in C# requires a lot of days of hard work and takes approx 20 000 C# code lines. «HTML to RTF .Net» will save a lot of my time and I'll need only to add the reference to "SautinSoft.HtmlToRtf.dll" and write 3-4 C# code lines.

  2. The one product provides me by set of API to convert at once HTML 3.2, 4.01, HTML5 and XHTML with CSS to Word, RTF, and Text, merge RTF.

  3. Because of this is absolutely standalone HTML to RTF library, my clients don't need to have MS Word, Internet Explorer or other software.

  4. The one time price. I pay a one time and can use «HTML to RTF .Net» for a whole life without any additional fees. My license will never expires.

  5. As bonus, I get unlimited technical support during a whole life for free and independently of the date of my purchasing.

Feature Highlights

Now let's get to know the core features of «HTML to RTF .Net».

How to convert HTML to RTF in .Net? How to convert HTML to RTF in .Net?
How to convert HTML to Text in .Net? How to convert HTML to Text in .Net?
How to merge RTF files in .Net? How to merge RTF files in .Net?
We are happy that our «HTML to RTF .Net» helped a lot of developers and companies to simplify the conversion of HTML documents by several lines of code! We appreciate and honor your questions and reviews...

Requrements and Technical Information

     Requires only .Net 2.0 or above. Our product is compatible with all .Net languages and supports all Operating Systems where .Net Framework can be used. Note that «HTML to RTF .Net» is entirely written in managed C#, which makes it absolutely standalone and an independent library.

Reasonable prices

     The library offers developers high quality conversion at reasonably prices. The main point of interest is that «HTML to RTF .Net» is less expensive than all of its more or less popular counterparts. For example, a single license cost $239 with no additional fees or royalties!


To see this functionality firsthand, download the freshest «HTML to RTF .Net» with code examples, 4.82 Mb.

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How to convert RTF to PDF in .Net?How to convert DOCX to PDF in .Net?How to convert HTML to PDF in .Net? How to convert Text to PDF in .Net? How to split and merge PDF documents in .Net?