Skip to main content
On-Premises Email Migration

The Leading Email Migration Solution

When privacy laws prohibit cloud solutions, Aid4Mail delivers forensic-grade email migration with complete data control, unmatched speed, and support for 40+ formats—all within your secure environment.

Migrate Between Any Format

From

MS 365 Gmail Yahoo IMAP PST MBOX 40+ more

To

MS 365 Gmail IMAP PST Exchange Server Thunderbird

Complete Privacy Control for Regulated Industries

Aid4Mail operates entirely within your infrastructure. No data ever touches external servers, ensuring compliance with the strictest privacy regulations worldwide.

100% On-Premises

All processing happens on your hardware. Your sensitive email data never leaves your network, eliminating third-party exposure risks.

Global Compliance

Meet requirements for GDPR (EU/CH), HIPAA, SOX, South Korea’s PIPA, and other privacy regulations with complete audit trails.

Full Transparency

Complete visibility into every migration step. Detailed logs, error reports, and hash verification ensure forensic-grade chain of custody.

Enterprise-Grade Migration Capabilities

Aid4Mail combines unmatched processing speed with forensic accuracy to handle migrations of any scale—from single mailboxes to entire organizations.

Lightning-Fast Processing

Process local files up to 10x faster than competing tools. Convert 50,000+ emails in minutes, not hours. The Podesta collection (50,887 emails) converts to PST in under 3 minutes.

Universal Format Support

Seamlessly migrate between 40+ email formats and services:

  • Cloud: MS 365, Gmail, IMAP accounts
  • Local: PST, OST, MBOX, EML, Apple Mail
  • Archives: Google Vault, Mimecast

Advanced Filtering

Reduce migration time and costs with intelligent filtering. Server-side pre-acquisition filtering cuts data collection by up to 90%. Post-collection filtering with Boolean operators, wildcards, and metadata search.

Organization-Wide Access

Microsoft 365 App-Only Access enables tenant-wide migration without individual credentials. Process hundreds of mailboxes automatically with batch processing and concurrent sessions.

Forensic-Grade Accuracy

Preserve complete data integrity with metadata preservation, folder structure maintenance, and message status retention. Industry-standard EDRM MIH deduplication ensures no data loss.

Intelligent Automation

Configure once, run unattended. Multi-session batch processing handles multiple accounts sequentially or concurrently. Incremental processing resumes interrupted migrations exactly where they left off.

Why Organizations Choose Aid4Mail

See how Aid4Mail compares to cloud-based migration services when privacy and control matter most.

Feature Aid4Mail Cloud Migration Services
Data Location
100% on your infrastructure
Data processed on third-party servers
Privacy Compliance
Full GDPR, HIPAA, PIPA compliance
May violate data residency requirements
Processing Speed
Up to 10x faster for local files
Limited by upload/download speeds
Format Support
40+ formats including Apple Mail, Mimecast
Limited to major providers
Cost Structure
Fixed price, unlimited data
Per-mailbox or data volume pricing
Audit & Control
Complete logs, immediate intervention
Limited visibility, vendor-dependent

Choose Your Edition

Fixed pricing with unlimited data processing

Converter

Essential migration for individuals

299 /year
  • 40+ formats
  • Microsoft 365 tenant-wide access
  • Incremental processing
  • Folder mapping
  • EDRM MIH deduplication

Investigator

Advanced features for individuals

999 /year
  • Everything in Converter
  • Pre-acquisition filtering
  • Concurrent processing
  • Cloud attachments
  • Google Vault support
ENTERPRISE CHOICE

Enterprise

Medium to large-scale migrations

4’999 /year
  • Everything in Investigator
  • Server or USB deployment
  • Command-line automation
  • Unlimited internal users
  • Mimecast & Proofpoint

Ready to Migrate with Complete Privacy?

Join thousands of organizations worldwide who trust Aid4Mail for secure, on-premises email migration. No credit card required for the free trial.