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3-Heights® Document Converter - the enterprise server solution

The 3-Heights® Document Converter is a company-wide PDF converter solution that converts all popular file formats to PDF, PDF/A and TIFF. The conversion service can be accessed using watched folders, batch or its API.

It addresses various requirements in the field of conversion, in particular:

  • Making documents archivable (MS Word to PDF also convert docx to pdf)
  • Migrating existing archives
  • Exchanging documents
  • Fulfilling standards (ISO) and security requirements
  • Archiving websites and email
  • Standardizing the variety of formats across the corporation

If you are interested in trying this product's functionalities, please visit our page: 4-Heights® Conversion Service


MS Office documents to PDF, PDF/A and TIFF

Internet Mail Message

Convert emails (with attachments) to PDF, PDF/A and TIFF

Enterprise Application

Implement as central / online conversion portal


Life Insurance Society banks on the ISO long-term storage format PDF/A

The ALTE LEIPZIGER Life Insurance Society archives around 15 million incoming and outgoing documents of various formats every year. In choosing the appropriate software, a decision was made in favor of the 3‑Heights™Document Converter.

Minimization of paper-based files at the City of Zurich’s Department of Education and Sport

For the coordination of holiday support 60’000 holiday support applications must be processed and managed annually. Thus far these documents had be processed, mailed and archived in paper form. The entire handling was considerably simplified and have become more efficient by means of the comprehensive solution implemented by Advellence.
Product illustration 3-Heights® Document Converter

Document converter - Features

  • The most significant features include
    • Conversion of a variety of formats, such as Office documents or emails, to PDF/A and TIFF
    • Merge documents
    • Robust client/server architecture
    • Quick and easy installation (MSI Installer)
    • Configuration application for easy management of conversion settings
    • Minimal platform and resources requirements for clients
    • Convenient integration into user environment via explorer pop-up menu
    • Automatic conversion processing from watched folders
    • Apply digital signatures
    • Scalability for high throughput by parallel processing
    • Automatic processing also from folders on an e-mail server
    • Additional input document formats available via plug-ins
    • Web service (IIS) interface
    • Application Programming Interfaces available (C/C++, Java, COM)
Functionality graphic 3-Heights® Document Converter


  • Standards:
    • ISO 32000-1 (PDF 1.7)
    • ISO 32000-2 (PDF 2.0)
    • ISO 19005‑1 (PDF/A‑1)
    • ISO 19005‑2 (PDF/A‑2)
    • ISO 19005‑3 (PDF/A‑3)
  • PAdES (ETSI EN 319 142) signature levels B-B, B-T, CMS
  • Legacy PAdES (ETSI TS 103 172) Part2 und Part4 (Long Term Validation, LTV)
  • Cryptographic Suites (ETSI TS 119 312)
  • TIFFV6
  • ZUGFeRD 1.0, Factur-X V1.0
Powered by 3‑Heights® TechnologyPDF/A compliant

Supported formats

Input formats

  • Microsoft Office, including Word, Excel, PowerPoint, Visio, Outlook
  • Document formats corresponding to the installed MS Office version
  • MS Word accepts non-native formats, such as plain text (ASCII and UNICODE), WordPerfect, HTML and others
  • PDF (Portable Document Format)
    • PDF 1.0 to PDF 1.7
    • PDF 2.0
    • PDF/A-1a, PDF/A-1b
    • PDF/A-2a, PDF/A-2u, PDF/A-2b
    • PDF/A-3a, PDF/A-3u, PDF/A-3b
  • EML and MSG (Internet Mail Message format)
  • Image Documents (TIFF, JPEG, BMP, PNG, GIF, JBIG2, JP2, JPM)
  • ZIP or RAR files containing documents corresponding to any supported format

Output formats

  • PDF
    • PDF 1.0 to PDF 1.7
    • PDF 2.0
    • PDF/A-1a, PDF/A-1b
    • PDF/A-2a, PDF/A-2b, PDF/A-2u
    • PDF/A-3a, PDF/A-3b, PDF/A-3u
  • TIFF: Bi-tonal, Monochrome, Color; with CCITT G4, JPEG, flate, LZW or no compression

Areas of use - central conversion for all popular file formats to PDF, PDF/A an

Incoming mail

Incoming file scans and emails are received by the 3-Heights™ Document Converter inbox. Email messages and all the attachments are merged to form one single document. Optionally, it can recognize text via OCR, supplement metadata, add digital signatures, compress files and condition them for further processing within the company.

Outgoing mail

The 3-Heights™ Document Converter employed in email dispatch converts digital documents to PDF/A or PDF prior to sending.


The archive module of the 3-Heights™ Document Converter processes digital documents from all areas of the company. These can be emails, websites, Office documents or other documents. It converts them to a standard format, completes metadata and checks the result for conformance with the standard. As a gatekeeper it ensures that only conform documents are transferred to the long-term archive.

Other areas of use

  • Archive migration
  • Online conversion service
  • Company-wide conversion portal
Contact us

Enterprise edition

The Enterprise Edition of the 3-Heights® Document Converters not only offers the conversion of the common work documents, such as Office documents, to PDF, but also the conversion of entire websites and emails. This makes it especially suitable for processing incoming mail and for archiving emails with attachments and Office documents in the long term. Additional formats can be added thanks to its plug-in architecture.

The Enterprise Edition features an API and a web-service, which allows a simple and quick integration in existing environments. Due to its high speed, availability and scalability it can be implemented as a ready-to-use solution in companies of any size.

Product Editions 3-Heights® Document Converter

Interfaces Enterprise
Watched file folders
Watched Email folders (via IMAP)
GUI Client
Shell Extension for Windows Explorer
Command Line Tool
Programming Interface (API)
MS Word / Outlook Add-Ins
Web-service IIS
.NET Plugin
VB Script Plugin
Added Value Functions
Optional Text Recognition (OCR)***
Merge PDF Files
Conformance Validation
Digital Signature
Fast Web Viewing
File compression
Embedding of Metadata
Document Pre-processing
XSL Transformations
Input Formats
MS Word, Excel, PowerPoint, Visio*
Open Office, Libre Office*
Email [with attachments(*)] (MSG, EML, MIME)**
Plain Text (ASCII, UNICODE), WordPerfect
Image Formats: BMP, GIF, JPEG, PNG, TIFF, JB2, JP2, JPX, PBM
Nestet Containers: ZIP, TAR, RAR
Websites: URL
Custom specific extensions: e.g. CAD
Output Formats
PDF 1.7
PDF/A-1a, PDF/A-1b
DF/A-2a, PDF/A-2b, PDF/A-2u
PDF/A-3a, PDF/A-3b, PDF/A-3u
ZIP-Archives (TIFF or PDF or PDF/A)
Windows Server (Windows Server 2008 or higher)
Windows Client (Windows 7 or higher)
Performance and Maintenance
Number of clients unlimited
Dispatcher Service
Number of Worker Sessions (scale up) 1 to n
Distributed Worker Sessions / Multiple Servers (scale out) 1 to n
Windows Terminal Server Sessions

* Requires Office (MS Office or LibreOffice)
** Requires MS Outlook
*** Requires 3-Heights® OCR Service

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Pictogram PDF & PDF/A knowledge, white papers

Document Converter: Basics and Applications

  • What does a central conversion service do?
  • How is the service used?
  • What are the benefits of a central service?
  • Architecture and performance features

Read the whitepaper about our Document Converter.