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Axichat vs Mailspring: catalog facts
Axichat	Mailspring
Free Free and open source under AGPL-3.0, including the @axi.im service.	Freemium The client is free and open source. Mailspring Pro is a monthly subscription that adds…
Windows, macOS, Android, iOS, Self-hosted	Windows, macOS, Linux
Email and XMPP chat in one conversational inbox Integrated calendar with tasks and reminders	Unified inbox, snooze, send later, rules and templates in the free tier C++ sync engine keeps memory and battery use down for an Electron app
Under active development, so things may break No Linux build yet	Read receipts and link tracking are paid, and are tracking features Electron, so still heavier than a native client
Downloadable app, Self-hosted, Hosted service	Downloadable app
Open source	Open source
License: AGPL-3.0-or-later	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.