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Mail Archiver X

A complete, searchable archive of your emails. Stored locally. Under your control.

Download Mail Archiver X free
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Three years from now, someone asks you to produce the email thread from a project you wrapped up last month. Whether you can do that in four seconds or not at all — that gets decided today.

What happens when you install Mail Archiver

You connect your email accounts and email clients. Mail Archiver starts pulling in your email — including years of existing correspondence — and builds a complete archive on your own machine.

No configuration ritual, no learning curve, no changes to the way you work. You keep using email exactly as you always have. Mail Archiver runs alongside, quietly, and the archive grows with every email you send and receive from that point forward.

The first time you search for a three-year-old email and find it in four seconds — that's the moment the question stops being "do I need this" and becomes "why didn't I start sooner."

Is this for you?

Mail Archiver is for you if email has ever mattered after the fact. An agreement referenced six months later. A project that stretched across two years and three client contacts. A conversation your lawyer asked you to produce.

Mail Archiver is also for you if you simply have years of correspondence you don't want to lose — and you'd rather not trust a platform to hold it for you indefinitely.

Mail Archiver is not for you if:

  • You want inbox management, snooze features, or AI suggestions
  • You're looking for cloud storage or team collaboration tools
  • You want someone else responsible for your data

Mail Archiver does one thing. If that one thing is what you need, it will do it better than anything else you'll find.

What you're actually protected against

Every feature in Mail Archiver exists to prevent a specific kind of loss.

  • Emails preserved exactly as sent and received
    So when someone says "that's not what we agreed," you open the original email. Not a summary. Not a thread view that quietly collapsed half the conversation. The exact email, exactly as it arrived.
  • Attachments archived with the email they came in on
    So the contract, the revised spec, the signed PDF — still there, still attached, still openable. Not a broken link to a file that lived somewhere else.
  • Folder structure and original dates intact
    So when you need everything from a specific project or a specific quarter, you can actually produce it. In order. With timestamps that hold.
  • Archive stored locally, independent of your provider
    So if your account gets closed, your provider changes their system, or you simply switch email apps — your history is already somewhere safe. It was never theirs to lose.
Mail Archiver Data Flow

What we will never do

Mail Archiver will never modify an email you've archived. Not to clean it up, not to save space, not to make it more readable. What you archived in 2020 is byte-for-byte identical to what you'll open in 2032.

Mail Archiver will never summarize, interpret, or analyze your correspondence. No AI reading your emails. No "insights." No quiet decisions made on your behalf about what matters and what doesn't.

Mail Archiver will never delete or alter anything without an explicit action from you. Every irreversible step requires your decision, and nothing happens in the background that you didn't authorize.

Mail Archiver preserves the record. Mail Archiver does not decide what the record means. That's yours.

One restore test changes everything

"Mail Archiver X creates rotating backup sets, runs smoothly in the background, and my restore tests worked flawlessly. I feel safer now."
— Stefan H.

Most people never run a restore test on their backups. They assume everything is fine until the day they discover it wasn't. Stefan ran the test. It worked. That's the whole point — not just that the archive exists, but that you can actually get back into it when you need to.

Built to still work in ten years

Email programs get discontinued. Providers change their systems. File formats fall out of fashion. Mail Archiver is built with all of that in mind.

The archive format is designed for long-term readability, not for whatever is convenient today. Stability and compatibility are not afterthoughts — they are the design brief. An archive you create this week should open without friction in 2035, regardless of what happens to the software landscape between now and then.

Most software is optimized for acquisition. Mail Archiver is optimized for the decade after you buy it.

Try it with your own email

Download the trial, connect one account, and watch the archive build with your actual correspondence.

You don't need to read more documentation to know whether this fits. Connect Mail Archiver to your own email and see what it does — that's the only evaluation that matters.

If Mail Archiver does what you need, you'll know within the first session. If it doesn't, you've lost nothing.

The archive that exists five years from now is the one you start today.

A practical overview of the archiving process, storage options, and export formats

Mail Archiver X creates a complete, searchable archive of your email. The archives are stored locally, are independent of your mail provider, and can be exported in open formats.

This page explains exactly how that works.

Step What Happens What It Means
1. Connect Mail Archiver X reads your email from Mail, Outlook, Thunderbird, Postbox, and IMAP accounts including Gmail and iCloud. No manual exporting required.
2. Archive Emails are copied into a local archive database. Your history becomes independent of your email provider.
3. Access You search and view emails inside the archive. Fast retrieval, even years later.

Store the archive where you choose

  • Internal Mac drive
  • External hard disk
  • Network storage (such as NAS)

The archive does not need to remain on your internal disk. Many users store their archive on an external hard drive to free space while maintaining full search and access.

Archive Formats

Mail Archiver can store emails in its internal database or directly in MBOX or PDF format. MBOX and PDF can also be used for export.

The goal is simple: your archive should remain usable, portable, and under your control over time.

Format What it's for What you get
Internal Database Primary working archive
  • Optimized for fast search and browsing
  • Preserves email structure and metadata
  • Designed for reliable long-term access
PDF Storage and readable export
  • Readable without Mail Archiver
  • Useful for sharing, documentation, or reference
  • Export emails (and attachments, where applicable) in a stable format
MBOX Storage and portable export
  • Widely supported email archive format
  • Useful for migration to other tools
  • Reduces vendor lock-in by keeping an exit path available

If you export later (PDF or MBOX), the goal remains the same: portability without surprise.

What exactly is archived

A Mail Archiver X archive is designed for long-term readability and completeness. It preserves both content and context without rewriting your emails.

Included in every archive
  • Full email content
  • Attachments stored intact
  • Metadata (date, sender, recipients, subject, headers)
  • Folder structure
  • Search index for fast retrieval
Not modified

Your archive is meant to be faithful and stable over time.

  • Emails are not rewritten
  • No cloud transformation
  • No compression that alters content
  • No silent normalization of dates or headers

Viewing and Searching Archived Emails

Mail Archiver provides a dedicated viewer for browsing archived email.

  • Mailbox folder structure is displayed in the sidebar.
  • The email list shows archived emails with dates and subjects.
  • The email pane displays the selected email with full content and attachments.
  • Simple Search: Searches From, To, Subject, email content, and attachments.
  • Filter Search: Adds additional fields and criteria for more precise results.

The interface is designed for clarity and long-term access, not for managing daily inbox workflows.

Versions

Mail Archiver is available in two versions, depending on how the archive is accessed.

Standard Edition: Mail Archiver X Server Edition: Mail Archiver X Pro + Pro Admin
Deployment Local installation (macOS) Server-based installation
Designed for Single-user archives, including professional and high-volume use Accessing the same archive from multiple computers and/or multiple users
Archive location Archive stored locally on the user’s Mac or chosen storage (e.g., external drive) Archive stored on a central server
Server installation No server installation required The server must be installed, configured, and managed by the user (or their IT/admin)
Access model One archive accessed by one user A single user can access the same archive from multiple client computers simultaneously.
Multiple users can access a shared archive.
Visibility control Users see only their own emails unless user groups are explicitly defined
Download Mail Archiver X free