Alternatives to Postbox for Android with any license

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.

Freemium $ $ $ Mac Windows Web Android iPhone ... Android Tablet Windows Phone iPad Apple Watch Android Wear
Built-in Calendar Box.com integration Calendar integration Contacts ... 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 Unified inbox Yahoo Integration Add a feature

343 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
Calendar integration Clean design Multiple Account support Postpone email reception ... Sync across Devices Add a feature

85 Like
EssentialPIM

The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions.

Freemium $ $ $ Windows Android iPhone
Notetaking Portable Add a feature

61 Like
TypeApp

TypeApp is an all-free, beautifully designed, universal email app, capable of managing unlimited number of mail accounts from various providers, allowing for smart push...

Free Personal Android iPhone Android Tablet iPad Android Wear ... Kindle Fire
Live Push Notifications Multiple Account support Unified inbox Add a feature

25 Like
ProfiMail

ProfiMail is a powerful email client for mobile phones. It allows you to read your mail on the go, and send text with attachments directly from your phone. Send...

Freemium Windows Mobile Android S60 Android Tablet
No features added Add a feature

3 Like
SolMail

SolMail is a powerful e-mail client that helps you to manage all of your e-mail accounts & messages in one app! It supports many email services via standard...
- Discontinued Removed from google play and the developers never go it up
Free Android Android Tablet
Customizable Multiple Account support Stickers Tablet support ... Unified inbox Add a feature

1 Like
Juicy Mail

A whole new way of using email. Reimagined for the modern age, it transforms the way you communicate, share media, interact with notifications, manage your inbox, stay...

Free Mac Windows Web Android
No features added Add a feature

1 Like
EmailTray

EmailTray is a smart email client and an email notifier for POP3 and IMAP email accounts, including Gmail, Hotmail, Yahoo mail and AOL. EmailTray intelligently ranks...

Free Windows Android
Support for IMAP POP3 Support Add a feature

3 Like