MailsDaddy

What MailsDaddy does

MailsDaddy is a privately held Indian software company founded in 2017 that develops Windows desktop utilities for email data recovery, format conversion, cloud backup, and mailbox migration. Headquartered in New Delhi with an additional office in Bangalore, the company operates with a 100+ strong team that includes 50+ R&D engineers and serves customers in 185 countries. Its product portfolio spans approximately 40 tools organized into email format converters (PST, OST, EDB, MBOX, EML, MSG, NSF, OLM, Zimbra), Office 365 and Exchange migration utilities, IMAP-based backup tools for Gmail, Yahoo, AOL, Zoho, Rediffmail, Yandex, Hotmail, iCloud, Outlook management add-ons (PST repair, password removal, merge/split, attachment extraction), free viewer tools, and two higher-tier suites (Exchange Server Suite and Lotus Notes Migration Suite).

Name

MailsDaddy

Legal name

MailsDaddy

Website

https://mailsdaddy.com

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

51–100 employees

Short description

MailsDaddy is an Indian software firm that develops Windows-based desktop utilities for email data recovery, format conversion, cloud backup, and Office 365 migration, serving IT professionals, SMBs, and enterprises globally via a freemium-to-paid perpetual-license model.

Ownership category

akta.pro rank

Product category

Email Data Recovery and Migration Software

NAICS

Software Publishers (5132), Software Publishers (513210)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Endpoint, SaaS & M365/Google Workspace Backup Services (BPAEALAJ)

akta.pro secondary industries

Backup & DR Software Implementation & Managed Platforms (BPAEALAI), Data Migration & Replication Tools (HDABAEAN)

Keywords

• Email data recovery
• Email migration software
• Cloud backup tools
• Office 365 migration
• PST OST converters

Headquarters

HQ city

New Delhi

HQ country

India

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Software License Sales: One-time perpetual license sales for desktop software products. Customers purchase licenses for Personal, Business, or Enterprise use with lifetime validity. No subscription or recurring fees. Includes free software updates and technical support for varying periods based on license tier.
2. Professional Services: Technical support services including 24/7 technical assistance via chat, email, and phone. Support provided for both trial and paid version users.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

MailsDaddy develops and sells Windows-based desktop software for email data recovery, email file format conversion (PST, OST, EDB, MBOX, EML, MSG, NSF, OLM, Zimbra), Office 365 and Exchange migration, and cloud email backup. Products are sold via perpetual Personal, Business, and Enterprise licenses with a freemium model through free viewer tools. The portfolio also includes two bundled suites (Exchange Server Suite and Lotus Notes Migration Suite) and supporting utilities for PST repair, password removal, merge/split, and attachment extraction.

Product overview

MailsDaddy is a software company specializing in data recovery and email migration solutions. The product portfolio consists of email file format converters (including OST, PST, EDB, MBOX, EML, MSG, NSF, OLM, Zimbra TGB formats), Office 365 migration tools (supporting Exchange, Lotus Notes, Thunderbird, PST, OST, MBOX, EML, MSG sources), backup tools for major email platforms (Gmail, Yahoo, AOL, Zoho, Rediff, Yandex, Hotmail, iCloud, AT&T via IMAP), Outlook management utilities (PST repair, password removal, attachment extraction, merge/join, split), free file viewers (OST, PST, MBOX, EML, MSG), and two professional suites (Exchange Server Suite and Lotus Notes Migration Suite). The company operates on a freemium model offering limited free versions with paid personal, business, and enterprise license tiers. All products are Windows-based desktop applications with lifetime licenses and 24/7 technical support.

Differentiator

Problem solved

Functional benefit

Products and services

• OST to PST Converter Converts Outlook OST (Offline Storage Table) files to PST format, enabling access to offline and orphaned email data in Microsoft Outlook. Targets IT professionals and end users recovering or migrating Outlook mailbox data.
• EDB to PST Converter Converts Microsoft Exchange EDB database files to Outlook PST format, enabling recovery and migration of Exchange mailbox data. Targets Exchange administrators and IT teams managing on-premises Exchange environments.
• MBOX to PST Converter Converts MBOX files from email clients such as Mozilla Thunderbird, Apple Mail, Eudora, Entourage, Netscape, and Google Takeout to PST format for Outlook import. Targets users switching from non-Microsoft clients to Outlook.
• Thunderbird to Outlook Converter Converts Mozilla Thunderbird email files and mailboxes directly to Microsoft Outlook PST format. Targets Thunderbird users migrating to Outlook/Office 365.
• EML to PST Converter Converts individual EML email message files to PST format, supporting Windows Live Mail to Outlook migration scenarios. Targets users consolidating single-message EML files into Outlook.
• OLM to PST Converter Converts OLM files (Outlook for Mac) to PST format for migrating Apple Mail/Outlook for Mac data to Windows Outlook. Targets Mac users moving to Windows-based Outlook or Office 365.
• PST File Converter Converts Outlook PST files to multiple output formats including EML, MSG, and MBOX. Targets users needing flexible PST export targets.
• Outlook PST to MBOX Converter Converts Outlook PST files to MBOX format for migration to Thunderbird, Apple Mail, and other MBOX-compatible email clients. Targets Outlook users switching to non-Microsoft clients.
• OST to MBOX Converter Converts Outlook OST files to MBOX format for access in Thunderbird and other MBOX-compatible email clients. Targets users with OST data who need MBOX-compatible output.
• Zimbra Converter Converts Zimbra TGB/Zimbra data to PST, MSG, EML, and MBOX formats, and supports Zimbra to Office 365 migration. Targets organizations transitioning from Zimbra to Microsoft ecosystems.
• NSF to PST Converter Converts IBM Lotus Notes NSF files to PST format for migration to Microsoft Outlook. Targets organizations moving from IBM Notes to Outlook/Office 365.
• NSF to EML Converter Converts IBM Lotus Notes NSF files to EML format for individual email export. Targets users who need per-message export from Lotus Notes.
• NSF to MSG Converter Converts IBM Lotus Notes NSF files to MSG format for Microsoft Outlook message-level export. Targets Lotus Notes users needing MSG output.
• NSF to MBOX Converter Converts IBM Lotus Notes NSF files to MBOX format for migration to Thunderbird and other MBOX-compatible clients. Targets Notes users moving off IBM Notes.
• PST Password Remover Removes password protection from password-protected Outlook PST files to restore access to encrypted mailbox data. Targets individual users and IT staff handling locked PST files.
• Outlook PST Repair Repairs corrupted or damaged Outlook PST files, recovering emails, contacts, calendars, tasks, notes, and journals without data loss. Targets users with corrupted PST files needing recovery.
• PST Attachment Extractor Extracts and saves attachments from Outlook PST files to a local drive, with filtering by date range and file type. Targets users needing to recover or archive PST attachments.
• PST Merge and Join Tool Merges or joins multiple Outlook PST files into a single PST file, with duplicate removal capability. Targets users consolidating PST archives from multiple sources.
• PST Split Tool Splits large Outlook PST files into smaller PST files by size, date, or folder structure to handle oversized files. Targets users facing PST size limits in Outlook.
• OST to Office 365 Migration Tool Migrates Outlook OST files directly to Office 365/Exchange Online environment using modern authentication. Targets IT staff moving user mailboxes from local OST caches to cloud mailboxes.
• PST to Office 365 Migration Tool Migrates Outlook PST files to Office 365/Exchange Online with bulk export and incremental migration capabilities. Targets IT teams migrating PST archives into Microsoft 365 tenants.
• Exchange to Office 365 Migration Migrates mailboxes from on-premises Microsoft Exchange Server to Office 365/Exchange Online. Targets organizations moving from on-premises Exchange to Microsoft 365.
• Office 365 to Office 365 Migration Supports cross-tenant Office 365 migration for tenant-to-tenant mailbox transfers. Targets enterprises consolidating or splitting Microsoft 365 tenants.
• Lotus Notes to Office 365 Migration Migrates IBM Lotus Notes mailboxes to Office 365/Exchange Online environment. Targets organizations retiring IBM Notes in favor of Microsoft 365.
• MBOX to Office 365 Migration Tool Migrates MBOX files from Thunderbird and other email clients to Office 365 mailboxes. Targets users moving from non-Microsoft clients to Microsoft 365.
• EML to Office 365 Migration Tool Migrates EML email files to Office 365 mailboxes. Targets users consolidating EML archives into Microsoft 365.
• MSG to Office 365 Migration Tool Migrates MSG email files to Office 365 with support for Primary, In-Place Archive, Shared, and Group mailbox types. Targets users needing granular MSG-level migration targets in Microsoft 365.
• Thunderbird to Office 365 Migration Direct migration tool for Thunderbird mailboxes to Office 365 environment. Targets Thunderbird users migrating to Microsoft 365.
• Office 365 Backup Tool Backs up Office 365 mailboxes to PST format using modern authentication, with bulk export and impersonation-based backup of multiple mailboxes including primary and archive mailboxes. Targets organizations needing local backups of Microsoft 365 data.
• Gmail Backup Tool Backs up Gmail and Google Workspace emails to PST and other formats via IMAP with app password authentication. Targets Google Workspace administrators and individual Gmail users needing local backups.
• AOL Backup Tool Backs up AOL Mail emails via IMAP with application-specific password support. Targets AOL mail users and administrators needing local archiving.
• Yahoo Mail Backup Tool Backs up Yahoo Mail emails via IMAP with app password authentication. Targets Yahoo Mail users needing local mailbox archiving.
• Email Backup Tool (IMAP Backup) Generic IMAP backup tool supporting multiple email providers including Gmail, Yahoo, AOL, Zoho, Rediff, Yandex, Hotmail, iCloud, and AT&T. Targets users who manage mailboxes across multiple consumer and business email providers.
• Zoho Mail Backup Tool Backs up Zoho Mail emails to PST and other formats via IMAP. Targets Zoho Mail administrators and users needing local backups.
• Rediffmail Backup Tool Backs up Rediffmail emails via IMAP with POP/SMTP and two-factor authentication support. Targets Rediffmail users needing local mail archiving.
• Yandex Backup Tool Backs up Yandex Mail emails to PST and other formats via IMAP. Targets Yandex Mail users needing local mail archiving.
• Hotmail Backup Tool Backs up Hotmail/Outlook.com emails via IMAP. Targets Hotmail/Outlook.com users needing local mailbox backups.
• Free OST Viewer Free tool to view and preview Outlook OST file contents without Outlook installed, with paid upgrade to export to PST, MSG, EML, MBOX, MHTML. Targets anyone needing to inspect OST files without Outlook.
• Free PST Viewer Free tool to view Outlook PST mailbox contents without Outlook, supporting search, filtering, and paid upgrade for export to multiple formats. Targets users needing to inspect PST files without Outlook.
• Free MBOX Viewer Free tool to view and preview MBOX file contents on Windows OS. Targets users needing to inspect MBOX files without a mail client.
• Free EML Viewer Free tool to view EML files with export limited to the first 20 emails in the trial version. Targets users needing to inspect EML files quickly.
• Free MSG Viewer Free tool to view Microsoft Outlook MSG files with preview capability, with paid upgrade enabling export and saving of messages. Targets users needing to inspect Outlook MSG files.
• Exchange Server Suite Comprehensive suite combining EDB recovery, Exchange migration, and Outlook export capabilities supporting source data from EDB, Live Exchange, Office 365, Outlook profiles, PST, and OST, with outputs to Outlook PST, Office 365, and Live Exchange, plus folder mapping, email address translation, and bulk operations. Targets enterprises and managed service providers handling complex Exchange/Office 365 projects.
• Lotus Notes Migration Suite Suite bundling NSF to PST, NSF to EML, NSF to MSG, NSF to MBOX converters and Lotus Notes to Office 365 migration. Targets organizations standardizing their move off IBM Lotus Notes.
• PST to IMAP Migration Tool Migrates Outlook PST file data to IMAP servers, enabling upload of Outlook data to cloud email platforms. Targets users moving local PST archives to IMAP-supported providers.

Quantifiable outcome

• 100% accurate software delivering high performance
• +1 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration17 records

Feature5 records

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Cigati Solutions: Cigati Solutions offers email migration, recovery, and backup software (OST/PST/EDB/MBOX/NSF converters and Office 365 backup) sold via the same one-time-license, India-headquartered SMB model as MailsDaddy.
• Shoviv Software: Shoviv publishes PST/OST/EDB recovery, conversion, and migration tools with perpetual licensing — a closely comparable peer in format coverage, GTM motion (self-serve website), and customer base.
• RecoveryTools: RecoveryTools provides a parallel catalog of email file converters, Exchange/Office 365 migration tools, and cloud backup utilities targeting the same IT-professional and SMB buyer with one-time perpetual licensing.
• BitRecover: India-located vendor specializing in email migration, data recovery, and backup tools covering the same formats (PST, OST, EDB, MBOX, NSF, OLM) and the same Office 365/Google Workspace migration use cases as MailsDaddy.
• DataNumen: DataNumen specializes in PST/OST/EDB/NSF repair and recovery utilities — overlapping with MailsDaddy's recovery-focused product line (PST Repair, OST to PST, NSF to PST) for the same IT professional audience.
• SysTools: India-based software publisher providing PST/OST converters, Exchange/Office 365 migration, Lotus Notes migration, and cloud backup utilities with the same freemium-perpetual license model and SMB/IT-pro target customer.
• Aryson Technologies: Aryson sells PST/OST/EDB/MBOX/NSF conversion, Office 365 migration, and email backup utilities as perpetual desktop software — a head-to-head competitor with comparable pricing tiers and target audience.
• Stellar Data Recovery: India-headquartered software vendor offering PST/OST/EDB repair, conversion, and email migration tools for Outlook, Office 365, Exchange, Lotus Notes, and cloud platforms — the closest direct competitor to MailsDaddy across virtually the entire product matrix.
• Kernel Apps: Kernel Data Recovery / KernelApps publishes a broad catalog of email migration, PST repair, OST recovery, and Office 365/Exchange/Lotus Notes conversion tools — a near-mirror of the MailsDaddy portfolio aimed at the same IT-pro buyer.

Broad incumbents

• AvePoint: AvePoint is an established, larger enterprise platform for Microsoft 365/Exchange/SharePoint data migration, backup, and governance — serving the same Office 365 backup/migration need as MailsDaddy but at enterprise scale with subscription SaaS rather than perpetual desktop tools.

Market position

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/mailsdaddy
• Facebookfacebook.com/mailsdaddy

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about MailsDaddy