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Publisher’s description
What is Coremail?
Coremail is a proprietary email client program for Windows.
Installation and requirements
Official installers exist for 64-bit and 32-bit as EXE (Inno Setup). The main installer is 144.7 MB. Installation asks for administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 4.2.3.1614, released on August 25, 2026. 4 versions are listed since July 20, 2026, each with links to its own installer files.
Pros / Cons
Pros
- Documented silent install
Cons
- Proprietary licence: check the terms and price
- No native ARM64 build
- Installation needs administrator rights
In short: Coremail is an email client tool for 64-bit and 32-bit PCs. Administrators can deploy it unattended.
Is Coremail safe to download?
- The file is served by lunkrcdn.icoremail.net; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
BCACC561890C5625FB993D919C5178AB6C0DBF538453522A4910CD95C40FF8DD· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 4 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 4.2.3.1614Latest | August 25, 2026 | 144.7 MB | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
| 4.2.3.1612 | August 14, 2026 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 4.2.3.1608 | August 7, 2026 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 4.2.3.1596 | July 20, 2026 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id Coremail.CMClient -ecmclient_4.2.3-1614_amd64.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Information
- Category
- Email clients
- Licence
- Proprietary
- Price
- See the publisher’s site
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (Inno Setup)
- Version
- 4.2.3.1614
- Released
- August 25, 2026
- Added to the catalogue
- August 10, 2026
- Versions listed
- 4
- Website
- www-lunkr.coremail.cn
- winget ID
- Coremail.CMClient
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Coremail
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Open source11K ↓ - Mozilla Thunderbird (en-US)158.0.1Thunderbird is a free email application that is easy to set up and customize - and it's loaded with great features!Open source
Frequently asked questions
Is Coremail free?
Coremail 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 Coremail safe to download?
The download comes from lunkrcdn.icoremail.net; 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 Coremail 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 Coremail be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Coremail run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.
Where can I download an older version of Coremail?
The versions page lists all 4 versions with links to their official installer files, back to July 20, 2026.
What are alternatives to Coremail?
Proton Mail Bridge, Mailspring, Tuta Mail, eM Client and MFCMapi. The alternatives page compares them.
