Cartasec
Canary Mail
Email app with an AI Copilot, read receipts, PGP encryption and shared inboxes.
Price, checked Oct 26, 2026Free plan · paid from $3/user/moTry Canary Mail free
Canary Mail vs Thunderbird
Pricing, platforms and features side by side, where the two differ, and who each one suits.
Canary Mail pricing and alternatives
MZLA Technologies (Mozilla)
Thunderbird
Free, open-source desktop email client funded by donations, now also on Android.
Price, checked Oct 26, 2026FreeTry Thunderbird free
Side by side
| Feature | Canary Mail | Thunderbird |
|---|---|---|
| Price | Free plan · paid from $3/user/mo | Free |
| Works on | Mac, Windows, iPhone, Android | Mac, Windows, Linux, Android |
| Accounts | Gmail, Outlook, iCloud, Any IMAP | Gmail, Outlook, Any IMAP |
| AI features | Yes | – |
| Shared inbox | Yes | – |
Rows where the two differ come first. Prices from each vendor's pricing page.
Where only one fits
- Canary MailiCloud
- device
- Canary MailiPhone
- must-haves
- Canary MailAI replies and summariesShared team inbox
Ranked in our guides
| Guide | Canary Mail | Thunderbird |
|---|---|---|
| Best email apps for Gmail | #7 | #8 |
| Best email apps for Outlook | #4 | #3 |
| Best email apps for Mac | #7 | #8 |
| Best AI email apps | #6 | – |
We don't test apps ourselves. Features and prices come from each vendor's own site; guide ranks follow what independent reviewers recommend.