Kube AlternativesEmail Clients and other similar apps like Kube
Kube is described as 'Modern communication and collaboration client built with QtQuick on top of a high performance, low resource usage core. It provides online and offline access to all your mail, contacts, calendars, notes, todo's and more' and is a Email Client in the office & productivity category. There are more than 25 alternatives to Kube for a variety of platforms, including Mac, Windows, Linux, Android and iPhone apps. The best Kube alternative is Thunderbird, which is both free and Open Source. Other great apps like Kube are K-9 Mail, Betterbird, Evolution and Microsoft Outlook.
- Email Client
- Free • Open Source
- 64 Mailbird alternatives
Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.
License model
- Freemium • Proprietary
Application type
Country of Origin
United States
Platforms
- Mac
- Windows
- 85 Thunderbird alternatives
Cross-platform email client supporting multiple identities, chat, and strong filtering. Extend functionality with add-ons like RSS/Atom feed readers and PGP support.
License model
- Free • Open Source
Application types
Country of Origin
United States
Platforms
- Mac
- Windows
- Linux
- Android
- BSD
- AppImageHub
- Snapcraft
- Flathub
- PortableApps.com
- F-Droid
- Haiku
- Homebrew
- Chocolatey
- 41 K-9 Mail alternatives
K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more.
License model
- Free • Open Source
Application type
Country of Origin
- International
Platforms
- Android
- Android Tablet
- F-Droid
- 27 Betterbird alternatives
Betterbird, a soft fork of Mozilla Thunderbird, improves user experience with advanced features, bug fixes, security patches, and multi-row descriptions similar to Outlook. Compatible with multiple platforms and can be used alongside Thunderbird, sharing the same profile.
License model
- Free • Open Source
Application types
Country of Origin
Germany
EU
Platforms
- Mac
- Windows
- Linux
- Flathub
- Chocolatey
- 71 Evolution alternatives
Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.
License model
- Free • Open Source
Application types
Country of Origin
United States
Platforms
- Linux
- BSD
- Flathub
- S/MIME
- GNOME
- OpenPGP
Top Evolution Features
- 126 Microsoft Outlook alternatives
Streamline emails, calendars, contacts, and task management with a smart inbox prioritizing critical messages. Includes calendar scheduling, third-party app integration like Facebook, Dropbox, and Trello, and support for Microsoft Exchange, Outlook.com, and Gmail, ensuring efficient task and email handling.
License model
- Paid • Proprietary
Application types
Country of Origin
United States
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
- Android Wear
Top Microsoft Outlook Features
Open-source, privacy-focused email client offering features such as encryption via OpenPGP and S/MIME, unlimited accounts, a unified inbox, customizable settings, and reformatted emails to prevent phishing. Supports two-way synchronization and provides Pro features for additional customization.
License model
- Freemium • Open Source
Application type
Country of Origin
Netherlands
EU
Platforms
- Android
- Android Tablet
- F-Droid
- 61 Spark Mail alternatives
E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more.
License model
- Freemium • Proprietary
Application types
Country of Origin
Ukraine
Platforms
- Mac
- Windows
- Android
- iPhone
- iPad
- Apple Watch
Top Spark Mail Features
- 61 eM Client alternatives
eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.
License model
- Freemium • Proprietary
Application types
Country of Origin
United States
Platforms
- Mac
- Windows
- Android
Top eM Client Features
- 42 Mailspring alternatives
Boost your productivity and send better email with Mailspring, a beautiful, fast email client for Mac, Windows, and Linux. Mailspring is free to use and an optional pro version adds read receipts, send later, reminders and more.
License model
- Freemium • Open Source
Application types
Country of Origin
United States
Platforms
- Mac
- Windows
- Linux
- Arch Linux
- Fedora
- Ubuntu
- 47 Geary alternatives
Geary is an email application built around conversations, for the GNOME 3 desktop.
License model
- Free • Open Source
Application type
Country of Origin
United States
Platforms
- Linux
- BSD
- Flathub
- GNOME
- Flatpak
- 72 Apple Mail alternatives
There’s big news attached. The best way to manage email on a Mac, according to Apple.
License model
- Free • Proprietary
Application type
Country of Origin
United States
Platforms
- Mac
- iPhone
- iPad
- Online
- Apple Watch
- 64 Mailbird alternatives
Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.
License model
- Freemium • Proprietary
Application type
Country of Origin
United States
Platforms
- Mac
- Windows