Windows client for accessing, searching, and managing email archives hosted by MailStore Server.
Publisher’s description
What is MailStore Client?
MailStore Client is a proprietary program for Windows from MailStore Software GmbH.
Installation and requirements
Official installers exist for 32-bit as MSI. Installation asks for administrator rights. The installer supports unattended (silent) installation. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.
Updates and version history
The current version is 26.4.0, released on October 17, 2026. 2 versions are listed since July 20, 2026, each with links to its own installer files. The last update is less than a month old.
Pros / Cons
Pros
- MSI package for managed deployment
- Documented silent install
- Updated in the last two months
Cons
- Proprietary licence: check the terms and price
- No native ARM64 build
- 32-bit only
- Installation needs administrator rights
In short: MailStore Client is a Windows tool for 32-bit PCs. Administrators can deploy it unattended.
Is MailStore Client safe to download?
- The file is served by download.mailstore.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
DA92E93E97487F95358693941E4A00404BD0265CF18A0F12E0626C86CD6266B7· Open the VirusTotal report for this hash - The link has not been checked yet
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 26.4.0Latest | October 17, 2026 | — | 32-bit MSI |
| 26.3.2 | July 20, 2026 | — | 32-bit MSI |
Install from the command line
Silent install ›winget install --id MailStore.MailStoreClient -emsiexec /i MailStoreClientSetup-26.4.0.24320.msi /qn /norestartmsiexec /x {0493F3D0-94BD-4D59-8B0C-FCE03C3DB396} /qn /norestartRelated guide: How to use winget: install and update apps
Information
- Publisher
- MailStore Software GmbH
- Licence
- Proprietary
- Price
- See the publisher’s site
- Requires
- Windows 11 / 10
- Architecture
- 32-bit
- Installer
- MSI
- Version
- 26.4.0
- Released
- October 17, 2026
- Added to the catalogue
- August 7, 2026
- Versions listed
- 2
- Website
- my.mailstore.com
- winget ID
- MailStore.MailStoreClient
- MSI product code
- {0493F3D0-94BD-4D59-8B0C-FCE03C3DB396}
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is MailStore Client free?
MailStore Client is proprietary (closed-source) software (licence: Proprietary). Whether it costs money depends on the edition: check the publisher’s site for prices and free tiers.
Is MailStore Client safe to download?
The download comes from download.mailstore.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install MailStore Client with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can MailStore Client be installed silently?
Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.
Does MailStore Client run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 32-bit version through emulation.
Where can I download an older version of MailStore Client?
The versions page lists all 2 versions with links to their official installer files, back to July 20, 2026.