Who is SimpleX Chat for?

SimpleX Chat is an open-source project built for privacy-conscious users.

What platforms does SimpleX Chat run on?

SimpleX Chat runs on the web, Windows, macOS, and Linux.

Is SimpleX Chat still maintained?

Unverified. SimpleX Chat 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.

Who develops SimpleX Chat?

SimpleX Chat is developed by SimpleX.

When did SimpleX Chat launch?

SimpleX Chat first shipped in 2022.

Back to the index

SimpleX Chat

Name: SimpleX Chat
Author: SimpleX

FlathubSecure & encrypted messaging

SimpleX Chat is an open-source encrypted messaging platform that does not use user identifiers, providing privacy for users' identities and contacts. It supports group chats, file sharing, and audio/video calls, targeting users who value privacy and security.

Open SourceWebWindowsmacOSLinuxCloud-managed

Visit Flathub

Overview

6 features

In the Secure & encrypted messaging space, SimpleX Chat takes a focused approach. It focuses on enabling private, secure messaging without exposing user identifiers or metadata. It is built as an open-source project for privacy-conscious users. SimpleX Chat is open source under the Open Source license. SimpleX Chat is available on the web, Windows, macOS, and Linux.

Behind SimpleX Chat is SimpleX, and it first shipped in 2022. Among its 6 catalogued features are end-to-end encryption, no user IDs, and group chat.

Summary written by a language model from the project’s public pages.

End-to-end encryption
No user IDs
Group chat
Audio/video calls
File sharing
Portable profiles

Built with & integrations

Runs on

BrowserWindowsmacOSLinuxCloud-managed

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed25 Jun · 22:40 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about SimpleX Chat

What does SimpleX Chat do?: SimpleX Chat focuses on enabling private, secure messaging without exposing user identifiers or metadata. It is catalogued under Secure & encrypted messaging on PulseGate.
Who is SimpleX Chat for?: SimpleX Chat is an open-source project built for privacy-conscious users.
Is SimpleX Chat free?: Yes — SimpleX Chat is open source under the Open Source license and free to use.
What platforms does SimpleX Chat run on?: SimpleX Chat runs on the web, Windows, macOS, and Linux.
Is SimpleX Chat still maintained?: Unverified. SimpleX Chat 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.
Who develops SimpleX Chat?: SimpleX Chat is developed by SimpleX.
When did SimpleX Chat launch?: SimpleX Chat first shipped in 2022.
Is SimpleX Chat open source?: Yes — SimpleX Chat is open source under the Open Source license.

At a glance

Platforms: Desktop
Languages: English
License: Open Source
Built for: privacy-conscious users
Model: Open source
Solves: Enabling private, secure messaging without exposing user identifiers or metadata.

Registered as

Flathub: chat.simplex.simplex

Developer

SimpleX

Index record

Indexed: 25 Jun 2026
Lifecycle: Alive
Last seen: 25 Jun 2026

Identity audit (12)

Slug: simplex-chat-flathub-org
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 25 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: Written by a language model from the project's public pages.
Category from: Recorded source: taxonomy-pass-b.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Canonical URL: https://flathub.org/apps/chat.simplex.simplex

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