# Best Thunderbird alternatives

Source: https://listme.name/alternatives/thunderbird

1. **Spark** (score 88.0): Cross-platform email app with a smart inbox and shared threads. Free plan, paid upgrades | iOS, macOS, Android, Windows. https://listme.name/software/spark
2. **Mailspring** (score 86.5): Open-source desktop email client for Mac, Windows and Linux. Free plan, paid upgrades | macOS, Windows, Linux | open source (GPL-3.0). https://listme.name/software/mailspring
3. **eM Client** (score 85.0): Email, calendar and contacts app for Windows, Mac, iOS and Android. Free plan, paid upgrades | Windows, macOS, Android, iOS. https://listme.name/software/em-client
4. **Mail** (score 84.0): Apple's built-in email app for Mac and iPhone. Free | macOS, iOS. https://listme.name/software/apple-mail
5. **Mailbird** (score 79.5): Desktop email client that unifies Gmail, Outlook and IMAP accounts. Free plan, paid upgrades | Windows, macOS. https://listme.name/software/mailbird

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