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Posted on • Originally published at chainmail.online

7 Best Gmail Desktop Apps for Windows in 2026

If you use Gmail but miss having a proper desktop email client, you're not alone. The web interface works, but it can't match a native app for keyboard shortcuts, notifications, offline access, and multi-account management.

Here are the 7 best options for accessing Gmail on Windows in 2026, honestly reviewed.

1. Thunderbird (Free, Open Source)

Best for: Privacy-focused users who want full control

Mozilla's Thunderbird has been the go-to free email client for decades. The recent Supernova redesign modernized the UI significantly.

Pros:

  • Completely free and open source
  • Supports IMAP, POP3, and Exchange
  • Excellent add-on ecosystem
  • Built-in calendar (Lightning)
  • Strong privacy — no tracking, no data collection

Cons:

  • UI still feels dated despite Supernova refresh
  • Gmail label support is imperfect via IMAP
  • Setup requires manual server configuration
  • No native Gmail API integration

Verdict: The safe choice. Free, reliable, private. Just don't expect a modern email experience.

2. Mailbird ($3.25/mo or $49.50 one-time)

Best for: Users who want a polished, modern interface

Mailbird is the most visually appealing Gmail desktop client on Windows. Clean design, smooth animations, good app integrations.

Pros:

  • Beautiful, modern UI
  • Unified inbox for multiple accounts
  • App integrations (Slack, Trello, Google Calendar)
  • Speed reader feature
  • Quick compose

Cons:

  • Not free (and the free version is very limited)
  • Uses IMAP — Gmail labels don't translate perfectly
  • Windows only
  • Some users report performance issues with large mailboxes

Verdict: Best-looking option, but the price and IMAP limitations may frustrate power users.

3. eM Client (Free for 2 accounts, Pro $49.95/yr)

Best for: Users who need calendar + contacts + chat in one app

eM Client is a full-featured email suite that competes directly with Outlook.

Pros:

  • Built-in calendar, contacts, tasks, and chat
  • Supports Gmail, Outlook, Exchange, IMAP
  • PGP encryption built-in
  • Touch support
  • Free tier supports 2 email accounts

Cons:

  • Free version has limited features
  • Can feel heavy/slow on older hardware
  • Pro license is annual, not one-time

Verdict: The closest thing to Outlook for Gmail users. Worth trying the free tier.

4. Kiwi for Gmail ($9.99/yr)

Best for: Gmail power users who want the Gmail web interface in a desktop wrapper

Kiwi wraps the Gmail web interface in a native app, adding desktop features on top.

Pros:

  • Exact Gmail interface you're used to
  • Google Workspace integration (Drive, Docs, Calendar)
  • Multiple account support
  • Focus mode
  • Desktop notifications

Cons:

  • It's basically a browser wrapper — uses lots of RAM
  • Dependent on Gmail's web interface (if Gmail changes, Kiwi breaks)
  • Annual subscription
  • No offline capability

Verdict: Good if you want Gmail-but-desktop. Not great if you want a proper email client.

5. Wavebox ($8.33/mo)

Best for: People who live in Google Workspace and use many web apps

Wavebox is a productivity browser designed for managing multiple web app accounts.

Pros:

  • Manage Gmail + Google apps + other SaaS in one app
  • Multiple Gmail accounts with separate containers
  • Built-in notification management
  • Cross-app search

Cons:

  • Expensive ($8.33/mo)
  • It's a Chromium browser, not an email client
  • Heavy resource usage
  • Learning curve

Verdict: Overkill if you just want email. Good if you're juggling 10+ web apps.

6. Microsoft Outlook (Microsoft 365 from $6.99/mo)

Best for: Enterprise users who need Exchange + Gmail in one client

Outlook supports Gmail accounts via IMAP. It's the standard enterprise email client.

Pros:

  • Industry-standard email client
  • Excellent calendar integration
  • Rules and automation
  • Offline access
  • Familiar interface for corporate users

Cons:

  • Expensive (requires Microsoft 365 subscription)
  • Gmail label support is poor via IMAP
  • Heavy application
  • Gmail-specific features don't translate

Verdict: Only makes sense if you're already paying for Microsoft 365.

7. ChainMail ($1/mo, $10/yr, or $35 lifetime)

Best for: Gmail users who want a lightweight, native desktop client

Full disclosure — I built this one. ChainMail is a desktop Gmail client that connects via the Gmail API (not IMAP) for better performance and feature accuracy.

Pros:

  • Uses Gmail API instead of IMAP — proper label support, faster sync
  • Lightweight (Electron, but optimized)
  • 3-pane layout with per-message view (not forced threading)
  • Email templates
  • Very affordable ($1/mo or $35 lifetime)

Cons:

  • Windows only (Mac coming)
  • New product (v0.8.4 — still in beta)
  • Small team (just me)
  • Currently in Google OAuth review (beta access for now)

Verdict: If you want a simple, affordable Gmail desktop client that doesn't try to be everything, give it a try.

Comparison Table

Client Price Gmail API Offline Multi-account Calendar
Thunderbird Free No (IMAP) Yes Yes Yes
Mailbird $3.25/mo No (IMAP) Limited Yes Via plugin
eM Client Free/Pro No (IMAP) Yes 2 (free) Yes
Kiwi $9.99/yr Web wrapper No Yes Yes
Wavebox $8.33/mo Web wrapper No Yes Via web
Outlook $6.99/mo No (IMAP) Yes Yes Yes
ChainMail $1/mo Yes Yes Coming No

Which Should You Pick?

  • Budget-conscious: Thunderbird (free, reliable)
  • Best-looking: Mailbird (modern, polished)
  • Full suite: eM Client (email + calendar + contacts)
  • Gmail purist: Kiwi (exact Gmail interface)
  • Lightweight + affordable: ChainMail (Gmail API, $1/mo)

What desktop email client do you use? Share your setup in the comments.

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