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MacSonik

Powerful Mac Solutions for Seamless Data, Email & Cloud Migration·macsonik.com

MacSonik is a Mac-based software development company that provides email migration, email backup, email conversion, and data management applications for macOS. Its tools convert and migrate email formats such as PST, OLM, MBOX, EML, MSG, and more, and support over 120 email clients including Microsoft 365, Gmail, IMAP, and Exchange. Processing runs locally on the user's Mac rather than on third-party servers. The company also offers PDF management, duplicate file/contact removal, and cloud migration tools.

What it's for

Migrating mailboxes between email platforms (e.g., Exchange to Microsoft 365)Backing up Gmail, Office 365, G Suite, or iCloud mailboxes to local formatsConverting MBOX, OLM, PST, EML, MSG and other email file formatsExporting a departing employee's mailbox to a local archive for complianceSplitting or compressing large PST filesRemoving duplicate contacts, files, or emailsTenant-to-tenant Microsoft 365 migration after a merger/acquisitionConverting non-email files such as EPUB, JSON, CDR, ICS, OneNote to other formatsPDF merging, splitting, encryption, unlocking, and data extraction

Features 17

Backup Gmail, Office 365, G Suite, iCloud, Yahoo, and IMAP mailboxes
Batch migration with filtering by date range, folder, and message type
Compress/compact oversized PST files
Convert EML, EMLX, and MSG files to multiple formats
Convert EPUB, JSON, CDR, ICS, and OneNote files to other formats
Convert MBOX files to PST, PDF, EML, CSV
Convert OLM files to PST, PDF, MSG, EML, CSV
Convert orphaned/inaccessible OST files to PST
Convert PST files to MBOX, PDF, EML, MSG
Find and remove duplicate files, CSV rows, and vCard/VCF contacts
GUI-based interface requiring no technical expertise or command line
Local, on-device processing with no data passed through vendor servers
Migrate Google Workspace (G Suite) to Microsoft 365
PDF tools: merge, split, encrypt, unlock, and extract data
Split large PST files by size, date, folder, or year
Supports 120+ email clients
Tenant-to-tenant Microsoft 365 migration

At a glance

free trial

TypeDesktop app

DeploymentInstalled (local)

PlatformsmacOS, Windows, Linux

Forindividuals, SMEs, enterprises, IT professionals, IT teams, administrators, businesses, legal, IT, and compliance teams

CompanyMacSonik · 2014

Integrations

Microsoft 365Google WorkspaceGmailExchange ServerIMAPOutlookThunderbirdApple MailYahoo MailiCloudYandex MailHotmailAOLZohoGoDaddyAmazon WorkMailOneDriveGoogle Drive

Resources

Pricing

Pricing details are not publicly listed. Plans start at $49 and are sold as one-time purchase licenses with free demo versions available. Multi-user and enterprise pricing is available on request via sales, and purchase-order based procurement is accepted without requiring a credit card.

Single User LicenseQuote

Exact per-product pricing not shown on the supplied pricing page (returned a 404-style layout with no plan table). Volume/multi-seat discounts and PO-based purchasing available for businesses per sales quote.

Free demo/trial versions have limited downloads/functionality before purchase.

Volume discount pricing offered for multi-user/multi-seat purchases across Mac workstations.