Who should use OpenEmail?

OpenEmail is a consumer product built for users seeking secure, private email solutions.

Is OpenEmail still active?

Unverified. OpenEmail has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to OpenEmail?

Similar projects tracked by PulseGate include Rメールアプリ, Box Mail, and Neat Mail.

Who develops OpenEmail?

OpenEmail is developed by Mercata Sagl.

When did OpenEmail launch?

OpenEmail first shipped in 2025.

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OpenEmail

Name: OpenEmail
Author: Mercata Sagl

Microsoft StoreEmail clients

OpenEmail is a Windows email client that delivers end-to-end encrypted communication using a new Mail/HTTPS protocol, eliminating the need for traditional email providers. It is designed for users who want secure, private, and spam-free email.

PaidWindows

Visit Microsoft Store

Overview

5 features

In the Email clients space, OpenEmail takes a focused approach. It focuses on providing secure, spam-free email communication without relying on traditional email providers. OpenEmail is a consumer product aimed at users seeking secure, private email solutions. Pricing is paid. It runs on Windows.

Mercata Sagl builds and maintains OpenEmail, and it first shipped in 2025. Among its 5 catalogued features are end-to-end encryption, no provider trust, and spam-free.

End-to-end encryption
No provider trust
Spam-free
No legacy SMTP
Mail/HTTPS protocol

Built with & integrations

Runs on

Windows

Trust & compliance

Verified signals

HTTPSStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed27 Jun · 18:21 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about OpenEmail

What does OpenEmail do?: OpenEmail focuses on providing secure, spam-free email communication without relying on traditional email providers. It is catalogued under Email clients on PulseGate.
Who should use OpenEmail?: OpenEmail is a consumer product built for users seeking secure, private email solutions.
Does OpenEmail have a free plan?: No — OpenEmail is paid.
What platforms does OpenEmail run on?: OpenEmail runs on Windows.
Is OpenEmail still active?: Unverified. OpenEmail has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to OpenEmail?: Similar projects tracked by PulseGate include Rメールアプリ, Box Mail, and Neat Mail.Rメールアプリ Box Mail Neat Mail
Who develops OpenEmail?: OpenEmail is developed by Mercata Sagl.
When did OpenEmail launch?: OpenEmail first shipped in 2025.

At a glance

Platforms: Desktop
Languages: English
Built for: users seeking secure, private email solutions
Model: B2C
Solves: Providing secure, spam-free email communication without relying on traditional email providers.

Registered as

Microsoft Store: 9pk3m6j9z99n
Microsoft Store: 9PK3M6J9Z99N

Developer

Mercata Sagl

Live coverage

Identity confidence: Medium · 74.8
Indexed: 27 Jun 2026
Lifecycle: Unverified
Last seen: 27 Jun 2026

Identity audit (12)

Slug: openemail-microsoft-com
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Last updated: 5 Aug 2026
Canonical URL: https://apps.microsoft.com/detail/9pk3m6j9z99n

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Also in Email clients

Same category — not a similarity match