Convert OST to RTF Files with Complete Security
MailsDaddy OST to RTF Converter is an efficient and user-friendly solution for users who need to convert OST to RTF format with complete accuracy. The software exports Outlook OST emails into Rich Text Format (RTF) while preserving the original email content and text formatting. The dedicated OST to RTF module is specially designed for users who want to save Outlook emails as editable and shareable RTF documents for archiving, documentation, or printing purposes.
- Convert OST emails to Rich Text Format (RTF) with complete accuracy.
- Enable to export single or multiple OST emails to RTF file format.
- Compatible to move orphaned inaccessible OST file into RTF files.
- Perfectly perserves email formatting and text styling without hassle.
- Also exports OST to PST, EML, MBOX, RTF, PDF, and HTML file formats.
- Convet OST to RTF with maintaining email metadata and properties.
- Maintains folder and subfolder structure without any interruptions.
- Support all Microsoft Outlook versions 2021, 2019, 2016, 2013, 2010, etc.
- Captible with Windows 11, 10, 8.1, 8, 7, Vista, and XP (32-bit & 64-bit).
Certified & Highly Reviewed By Leading Software Authorities
Features of the Convert OST to RTF Files with Complete Security
Enterprise-grade recovery and conversion, packed into a simple desktop app — no technical expertise or Exchange server required.
Convert OST to RTF
This solution allows users to convert Outlook OST emails into RTF with complete accuracy. The software preserves the original email content and formatting during the conversion process. Each email is saved as a separate RTF file for easy access.
Preview Mailbox Data
MailsDaddy OST to RTF Converter provides a complete preview of mailbox items before conversion. Users can view emails, contacts, calendars, tasks, notes, and journals to verify mailbox data. This feature helps users export only the required emails with confidence.
Open Corrupted OST
The software supports healthy as well as corrupted OST files. Its advanced scanning engine retrieves accessible mailbox information and converts emails safely into RTF format. The original mailbox data remains unchanged throughout the process.
Multiple Export Options
In addition to RTF, it offers multiple export options to meet different user requirements. The software can convert OST files to PST, EML, MSG, MBOX, PDF, HTML, and Exchange Server, while also exporting Outlook contacts in VCF format and calendar entries in ICS format.
Generate Log File
This tool automatically generates a detailed log file after the conversion process. The log contains important information such as the conversion date, export status, and any processing details. This feature helps users keep a complete record of the OST to RTF conversion.
Advanced Search Option
The software comes with an advanced search feature that helps users quickly locate specific emails within large OST mailboxes. Users can search emails using various criteria such as To, From, Subject, Date Range, and Keywords to find the required messages easily.
Maintains Email Formatting
The software maintains the original formatting of Outlook emails while exporting them to RTF format. It preserves font styles, paragraph formatting, and hyperlinks without any modifications. This ensures that exported RTF files retain the same appearance as the original emails.
Bulk Email Conversion
It supports batch conversion to export thousands of emails simultaneously. Users can process large OST mailboxes efficiently without compromising performance or data accuracy. This feature is ideal for organizations and users handling extensive mailbox data.
Preserve Folder Hierarchy
MailsDaddy OST to RTF Converter maintains the original folder hierarchy during the complete export process. All folders and subfolders are preserved exactly as they exist in the OST mailbox. This feature helps users keep mailbox data organized and easy to navigate.
Accurate Email Conversion
MailsDaddy OST to RTF Converter provides a secure and reliable conversion environment for users. The original OST file remains safe and unchanged during the export process. All emails are converted accurately without any risk of data loss.
Support All Outlook
MailsDaddy OST to RTF Converter is compatible with all major Microsoft Outlook versions. It supports Outlook 2021, 2019, 2016, 2013, 2010, 2007, and earlier editions seamlessly. OST files from different Outlook versions can be converted without issues.
Support All Windows
The software works smoothly on all popular Windows operating systems and Server editions. It supports Windows 11, 10, 8.1, 8, 7, Vista, and Windows Server versions. Users can perform OST to RTF conversion in any supported Windows environment.
We Convert All Data from OST to RTF Format!
Every folder hierarchy, email header, and embedded attachment is processed with 100% bit-exact fidelity into RTF format.
Email Messages & Metadata
Complete email fidelity with zero loss
MailsDaddy OST Converter for Outlook offers an ideal solution to convert OST emails while preserving all email properties. The software always maintains the original folder structure and keeps the original formatting of the email body.
Supported Elements & Formats:
Convert OST to RTF in 4 Simple Steps
No technical skills needed. Watch each step in the live software interface or click any step below.




Looking for the complete user manual and working guide?
Explore comprehensive guides for standard PST conversion, search & filter migration, and Live Exchange Server export.
Technical Specifications
Engineered for lightweight footprint, standalone execution, and broad enterprise compatibility for Convert OST to RTF Files with Complete Security.
System Requirements
Full support for Windows Server 2022, 2019, 2016, 2012, 2008 & 2003 (32/64-bit)
Platform Support
Supported Formats
OST (Corrupted, Orphaned, Encrypted, Password-Protected, IMAP)
Direct export to Live Exchange Server
Retains all inline, embedded & external attachments
100% Offline & Private
Zero cloud uploads or telemetry. Processing happens strictly within your local machine.
No Outlook Required
Completely standalone engine. Processes OST files without requiring host email clients.
No File Size Limits
Tested on massive 50GB, 100GB, and 500GB+ enterprise mailboxes with zero crash.
Full Windows Support
Native execution across Windows 11 down to Windows XP & all Windows Server editions.
Trusted by IT teams and professionals worldwide
Explore our client testimonials to see why users trust and recommend our solutions.
“MailsDaddy OST to RTF Converter exported my Outlook emails into RTF format with complete formatting and structure preserved. The software is fast, easy to use, and handles large OST files smoothly.”
Linda DAvis
“The preview option and selective export features are very useful. I was able to export important emails to RTF without any data loss or formatting issues.”
Arthur Thorne
“The software converted my orphaned OST file successfully and maintained all email properties throughout the export process. A dependable OST to RTF conversion solution.”
Marquise Camille Lambert
Frequently Asked Questions
Find clear answers regarding the Convert OST to RTF Files with Complete Security conversion process, file compatibility, and recovery features.
Yes, the software supports healthy, orphaned, inaccessible, and corrupted OST files.
Stop fighting with a broken OST file.
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