MacMister 1&1 Mail Backup Tool Mac

Backup 1&1 Webmail data in any email formats or email application on Mac Operating systems with All-Rounder 1&1 Backup Tool for Mac. The users friendly software backup entire 1&1 mailbox into PST, PDF, EML, MBOX, HTML, Office 365, Gmail, Doc, etc.




  • Migrate 1&1 Webmail data to various technical formats such as EML, PST, MBOX, EMLX, MSG, HTML, etc.
  • Retains original email attributes such as metadata, formatting, unread status, hyperlinks, read status, etc. of 1&1 data.
  • Multiple File Naming combination for saving converted output files.
  • Users-friendly graphical interface for easy export of 1&1 IONOS files by any technical or non-technical user(s).
  • Set of Filters options are available for selective 1&1 mail backup on Mac OS.
  • Export emails from 1&1 Webmail to popular cloud applications like Office 365, Gmail, G Suite, Yahoo,, IMAP, and many others.
  • Easily backup 1&1 IONOS Webmail emails to documents file extension such as MHT, CSV, DOC, TXT, etc.
  • Maintains the structure and hierarchy of 1&1 Mailbox during the migration process.
  • Supports all the latest and old versions of Mac Operating systems.

  • Compatible with Mac OS Monterey and all previous versions.
  • 100% Safe & Secure virus free Tool

3 Steps 1&1 IONOS Webmail Process

Know Simplified and Effotless Steps to Backup 1&1 Mails and Attachments

Install Mac 1&1 Mail Backup Tool

Firstly, download 1&1 Mail Backup Tool Mac and run it on your system. Then enter login credential of 1&1 i.e. email address and password. The software support export of single or multiple 1&1 mailbox. Next click on the Login button to proceed.

Choose the Output Option

1&1 Mail Backup Tool support export of 1&1 mails in multiple output options such as PST, EMLX, MSG, HTML, MHT, CSV, PDF, ICS, Thunderbird, IMAP, etc. Among these options, choose the output option as per your need.

Start 1&1 Webmail Migration

Lastly, click on the Start Backup button to start 1&1 mail export procedure. The moment, when the process takes off, the tool display successful conversion message followed by a log report. After that the selected destination location automatically opens.

Key Features of 1&1 Mail Backup Tool

Know all the pivotal characteristics of 1&1 Backup Tool for Automated Migration

Backup 1&1 Mails to Multiple Technical Formats

1&1 Mail Backup Tool Mac is a powerful platform to export database to multiple email formats. The software allows backup of 1&1 mails to these files formats - PST for Outlook, EML, PDF, MSG, CSV, HTML, MBOX for Mac Mail, Thunderbird, The Bat, Spicebird, SeaMonkey, etc.

Export 1&1 Data to Cloud Apps

Mac 1&1 Mail Backup Tool support backup of files to popular cloud platforms. The multi-tasking program facilitates direct transfer of 1&1 IONOS Webmail to Gmail, G Suite, Office 365, Exchange Server,, Hotmail, IMAP Server, Yahoo, Amazon Work email, Hosted Exchange Server, etc.

Support Batch 1&1 Mail Backup

After filing the login credential, the software take you to the next step of conversion. Here, you will be able to tick required 1&1 email files and folders. There is no limitation set by the software on the selection and export of 1&1 mailbox backup. You can export unlimited 1&1 data in one time processing.

Advanced Filters for Selection

Sometimes, users need to take backup of selective 1&1 IONOS Webmail instead of entire profile. In this case, you can utilise amazing advanced filters options for quick selection of required 1&1 mails. These filters are Date, From, To, and Subject.

File Naming Options for Saving Resultant Output

1&1 Mail Backup Tool for Mac offers wide range of naming options for saving the resultant converted data. The software provides the naming categories option is some output options. Users can use the naming options to save the converted files in structured ways. For instance, by Subject, by Subject + DD-MM-YY, Auto-increment, DD-MM-YY + From, etc.

Export 1&1 Mail with Attachments

1&1 Mail Backup Tool for Mac is the individual platform for saving 1&1 data in various output option. The All-in-One solution provides complete 1&1 profile solution at one place. Users can export 1&1 emails along with all the attachments. All type of attachments will be saved without any changes in properties.

Easy to Use Interface

Mac 1&1 Mail Backup software interface is users friendly. The tool perfectly migrates 1&1 mails to multiple saving options without any data loss and file corruption. The working process involves few simple steps, which makes the backup process so simple. The tool is ideal for both the technical and non-technical user.

Compatible with Mac OS

Mac 1&1 Mail Backup Tool is a specialize tool for Mac operating systems. It supports export of 1&1 data on all the edition of Mac OS such as 12 Monterey, 11 Big Sur, 10.15 Catalina, 10.14 Mojave, 10.13 High Sierra, 10.12 Sierra, OS X 10.11 El Capitan, 10.10 Yosemite, 10.9 Mavericks, and 10.8 Mountain Lion

Screenshots of Mac 1&1 Webmail Backup Tool

Guide to backup 1&1 mails in multiple saving options on Mac OS:

System Requirement of 1&1 Mail Backup Tool for Mac

Know System Specifications to Download and Use 1&1 Mail Backup Tool Mac

Software Name: 1&1 Mail Backup Tool
Processor: Minimum 2.4 GHz Processor
RAM: Minimum 1 GB
Minimum Hard Drive Space: 100 MB
Operating System: X OS Monterey and all the Earlier Editions.

Software Specifications

  • Support: 12 Monterey, 11 Big Sur, 10.15 Catalina, 10.14 Mojave, 10.13 High Sierra, 10.12 Sierra, OS X 10.11 El Capitan, 10.10 Yosemite, 10.9 Mavericks, and 10.8 Mountain Lion
  • Processor: 1 GHz Processor (2.4 GHz is recommended).
  • RAM: 512 MB of RAM (1 GB is Recommended).
  • Hard Disk Space: 10 MB of Free Hard Disk Space Required.

Download for Mac Download for Win

Size: 45.4 MB, Version: 1.0

Product Guides

Software Guide Installation Uninstallation EULA

Trial Limitations

MacMister 1&1 Mail Backup Tool trial edition provides facility to save upto 25 1&1 mails to any output options free of cost. Download the demo version and check software performance.

Electronic Delivery

The delivery of the product is automated. Once we received the payment confirmation, you will receive an email with a download link and the activation key of respective product.

Request For Software Customization

Drop a request to suggest or advise some more options in 1&1 Mail Backup software.

Frequently Asked Questions of 1&1 Mail Backup Tool for Mac

Follow the instructions given below:

Step 1. Select Email Source as 1&1 and enter credential i.e. Email Address and Password.
Step 2. Secondly, required folders and click on the Next button.
Step 3. Next Select output option and destination location.
Step 4. At the end, click on the Start Backup button.

Yes, 1&1 Webmail Tool allows to export batch mail folders to any output option in single time processing.

Yes, if you want to know how the software works then download the trial edition and export upto 25 1&1 files free of charges.

No, 1&1 Mail Backup Tool works independently. So, no need to install any other application in your machine to perform the migration process.

No, technical skills is not required to operate 1&1 Mail Backup Tool. The software GUI is users friendly and working structure is non-technical.

What Customers Thinks!

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