Inbox Zero
Inbox Zero is an open-source (AGPL-3.0) email client for Gmail and Outlook, free on web, desktop and iPhone, with paid AI plans that sort mail, draft replies and clean up the inbox.
About Inbox Zero
What is Inbox Zero?
An open-source email client for Gmail and Outlook, free on web, Mac, Windows and iPhone, with optional paid AI plans that sort mail and draft replies.
The email client
- Keyboard shortcuts and a Cmd+K command bar
- Split inbox with tabs such as To Reply and Newsletter, definable in plain English
- Multiple Gmail and Outlook accounts side by side
- Team comments and @mentions next to any email
The AI assistant
- Automatic sorting and labeling with plain-English rules
- Reply drafts in your tone, using past email and calendar context
- Cold email blocking, bulk unsubscribe and archive, email analytics
- Meeting briefings, notetaker, digests and attachment filing on higher tiers
Open source and self-hosting
The web app, assistant and desktop client are AGPL-3.0 on GitHub and can be self-hosted with Docker. The iPhone app is not open source yet.
Pricing
Email app free. AI plans per user per month: Starter $18, Plus $28, Professional $42; Enterprise on request. 7-day trial.
Value & Audience
Value Proposition
A fast, keyboard-driven email client that costs nothing, with AI sorting and reply drafting available as a paid add-on, and source code that teams can audit or self-host.
Problem Solved
Busy inboxes bury the emails that need a reply under newsletters, notifications and cold outreach. Inbox Zero labels and splits incoming mail, drafts replies for the ones that matter and bulk-removes the rest.
Tech Stack
Frontend
Backend
Database
Social & Links
Additional Links
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Gallery
Feedback & Roadmap
Inbox Zero FAQ
Common questions about Inbox Zero's features, pricing, and use cases
What does Inbox Zero do?
Open-source email client with an AI assistant add-on A fast, keyboard-driven email client that costs nothing, with AI sorting and reply drafting available as a paid add-on, and source code that teams can audit or self-host.
Is Inbox Zero free to use?
Inbox Zero uses a freemium model — a free tier plus paid plans, starting at Email app - Free - web, Mac, Windows and iPhone for Gmail and Outlook. Full pricing is listed on the Inbox Zero product page on TechLogHub.
What problem does Inbox Zero solve?
Busy inboxes bury the emails that need a reply under newsletters, notifications and cold outreach. Inbox Zero labels and splits incoming mail, drafts replies for the ones that matter and bulk-removes the rest.
Who is Inbox Zero built for?
Inbox Zero is built for Founders & Indie Hackers, Developers, Executives & Leadership, Startups, Remote Teams.
What tech stack does Inbox Zero use?
Inbox Zero is built with Next.js, Tailwind CSS, shadcn/ui, Node.js, PostgreSQL, Redis.
What category is Inbox Zero listed under?
Inbox Zero is listed in the Productivity & Collaboration category on TechLogHub, alongside curated alternatives with community ratings and pricing comparisons.
Inbox Zero appears in
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