Trusted Brand for
Data Recovery &
Cloud Migration
A complete do-it-yourself recovery & conversion toolkit. Professional-grade software for email migration, data recovery, cloud backup, and digital forensics.
Tell us what you're trying to do.
What are you trying to do?
Email Conversion Solutions
14 ToolsEasily convert mailbox files between OST, PST, MBOX, EML, OLM, Thunderbird, and Lotus Notes with 100% data integrity and folder hierarchy intact.
Tools our users reach for first
OST to PST Converter
Repair corrupt or orphaned OST files and convert to PST.
Office 365 Backup
Backup Office 365 mailboxes to PST, EML & MSG.
Outlook PST Repair
Fix Outlook errors and repair corrupted PST files.
Exchange to O365 Migration
Migrate Exchange mailboxes to Office 365 directly.
NSF to PST Converter
Convert IBM Lotus Notes NSF files to Outlook PST.
PST Password Remover
Recover, reset or remove a password from a PST file.
PST Split Tool
Split large PST files by date, size or folder.
Gmail Backup Tool
Backup Gmail mailboxes to PST, EML & MSG formats.
Built for how you actually work
For Home Users
Simple, one-click recovery and viewer tools — no technical background needed.
For IT Technicians & MSPs
Batch tools, multi-machine licenses and priority support for client work.
For Enterprises
Bulk licensing, dedicated account manager and SLA-backed support.
For Legal & Compliance
Forensic-grade export with full audit trail for litigation and eDiscovery.
Any platform. Any format. Zero friction.
Directly access, repair, and convert mailboxes across enterprise email ecosystems and standard file formats.
Supported Platforms
On-premise servers, cloud mailboxes & desktop clients
Supported Formats
Convert, extract, and export mailboxes & items
A decade of trust, backed by real numbers
What our clients say
“Our Exchange migration left dozens of orphaned OST files behind. MailsDaddy repaired every one of them, and batch mode meant our technicians cleared the backlog in a single afternoon.”
“I was anxious about viewing an OST file without Outlook. MailsDaddy's Free OST Viewer completed my work in a few clicks.”
“I needed to remove a password from my PST file. The user-friendly GUI made PST Password Remover very easy to use.”
“Converting an OST mailbox to PST on a friend's recommendation — all data converted in just a few clicks.”
Your mailbox data stays yours
100% Offline Processing
Your mailbox file is processed entirely on your own machine — nothing is uploaded to any server.
Encrypted File Support
Fully supports encrypted and password-protected OST files without manual decryption.
Secure Checkout
Purchases are processed over SSL-secured, PCI-compliant payment gateways.
Privacy-First Design
We never access, store or share the content of your mailbox files.
Ask MailsDaddy
The questions IT teams and users ask us most often.
Talk to our migration team.
Tell us what you're moving or recovering, and we'll point you to the right tool — or scope it for you.