Alternatives to Inbox2 for all platforms with any license

eM Client Sponsored

eM Client is a full featured email client with a modern and easy to use interface. - offers calendar, tasks, contacts and even chat. - supports all major services including Gmail, Exchange, iCloud, and Outlook.com.

Freemium Mac Windows
Calendar integration Automatic Backup Built-in themes Built-in translation ... CalDAV CardDAV Cloud sync Combined Inbox Sync Contacts Contacts Cross-platform Encrypted Email Email preview Exchange Gmail integration Apps that Sync with Google Calendar Support for IMAP Imports email from Live mail Multiple Account support Night mode/Dark Theme Organize mails Outlook integration PGP Encryption POP3 Support Ssl Calendar Sync Threaded Conversations Unified inbox Add a feature

206 Like
Thunderbird

Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.

Free Open Source Mac Windows Linux BSD PortableApps.com ... Haiku
Extensible by Plugins/Extensions Support for IMAP Built-in RSS reader Encryption ... SMTP integration Add-ons Calendar integration Extensions Multiple Account support Protected by Password Tabs Built-in Calendar Categories Customizable Delivery reports Desktop interface Extensible by Plugins/Extensions Free API Gmail integration Google Calendar integration Import from Google Reader Gui HTML Compose Integrated Chat Integrated Password Manager Integrated Web Browser Intuitive Legacy addons support Export to OPML Import feeds from OPML Organize mails POP3 Support Portable Secure File Sharing Support for POP3 Tabbed interface Support for Themes Add a feature

2027 Like
K-9 Mail

Open source Android email client with support for multi-folder sync, keyboard shortcuts, and more.

Free Open Source Android Android Tablet F-Droid
Ad-free Encryption Configurable Encrypted chat ... Exchange Header sorting Support for IMAP Multiple Account support One view multiple accounts PGP Encryption POP3 Support Privacy focused Add a feature

240 Like
Microsoft Office Outlook

Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.

Commercial $ $ $ Mac Windows Web Android iPhone ... Android Tablet Windows Phone iPad Apple Watch Android Wear
Address book integration Built-in Calendar Calendar integration Exchange ... Box.com integration Contacts Custom rules Dropbox integration Email scheduling Exchange Integration Flight Status Gmail integration ICloud Integration Integrated Search Multiple Account support Night mode/Dark Theme Office 365 integration Onedrive integration Organize mails Shared calendars Signature with image Smart attachments Todos Unified inbox Yahoo Integration Add a feature

363 Like
eM Client

eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts and chat.

Freemium Mac Windows
Calendar integration Automatic Backup Built-in themes Built-in translation ... CalDAV CardDAV Cloud sync Combined Inbox Sync Contacts Contacts Cross-platform Encrypted Email Email preview Exchange Gmail integration Apps that Sync with Google Calendar Support for IMAP Imports email from Live mail Multiple Account support Night mode/Dark Theme Organize mails Outlook integration PGP Encryption POP3 Support Ssl Calendar Sync Threaded Conversations Unified inbox Add a feature

206 Like
Evolution

Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.

Free Open Source Linux BSD S/MIME GNOME OpenPGP
Calendar integration CalDAV Exchange Built-in RSS reader ... Calendar view CardDAV Contacts Encrypted Email Integrated Spam Protection Multiple languages POP3 Support Reminders Support for WebDAV Add a feature

175 Like
Spark

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.

Freemium Mac Android iPhone
Clean design Multiple Account support Smart inbox Sync across Devices ... Calendar integration Email scheduling Exchange Organize mails Postpone email reception Snooze mail Add a feature

91 Like
Mailbird

Mailbird is more than just another email client - It's an all-in-one communication platform for email, contacts, calendar, apps, task management, video meetings and...

Commercial $ $ $ Windows
Undo send Asana integration Clean design Sync Contacts ... Contacts Dropbox integration Facebook integration GSuite Integration Multiple Account support News Night mode/Dark Theme Organize mails Sidebar Slack client Slack integration Social network Threaded Conversations Trello integration Twitter Twitter integration Unified inbox Add a feature

289 Like
Claws Mail

Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration...

Free Open Source Windows Linux BSD
Lightweight Built-in RSS reader Content Filtering Customizable ... Extensible by Plugins/Extensions Support for IMAP Integrated Email Client Multiple languages Multiple Account support Add a feature

88 Like
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Geary

Geary is an email application built around conversations, for the GNOME 3 desktop.

Free Open Source Linux Chrome OS BSD GNOME
Multiple Account support Gmail integration Support for IMAP SMTP Add a feature

85 Like
Airmail

Airmail is a lightweight and lightning fast mail client for Mac. Feature list: Accounts: - Unified Inbox and folders - Multi Account with editable html...

Commercial $ $ $ Mac iPhone iPad Apple Watch
Clean design Support for IMAP Multiple Account support POP3 Support ... Customizable Dropbox integration Fullscreen support Lightweight Multiple Account support Add a feature

69 Like

3 out of 5 with 2 ratings

Inbox2 Comments

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Alternatives to Inbox2 for all platforms with any license

eM Client Sponsored

Thunderbird

K-9 Mail

Microsoft Office Outlook

eM Client

Evolution

Spark

Mailbird

Claws Mail

Know any more alternatives to Inbox2?

Geary

Airmail

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Inbox2 Comments

Echo echo ... Feels empty in here