Platforms
Windows 10/macOS/Linux/Android/iOS/Amazon FireOSExchange Support
YesIMAP
YesMulti-Account
YesSearch
YesPOP3
YesUnified Inbox
YesThreaded
YesPublisher
Blix, Inc.File Size
Varies with deviceIn App Purchases
NonePush Notifications
YesSnooze Emails
YesMinimum Windows Version
10Minimum Android Version
4.1Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
YesIMAP
YesMulti-Account
YesSearch
-POP3
YesUnified Inbox
NoThreaded
YesPublisher
Google Inc.File Size
Varies with deviceIn App Purchases
NonePush Notifications
YesSnooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
Varies with deviceLock App
NoEnd-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
Android / iOS/MacOS/EchoExchange Support
YesIMAP
YesMulti-Account
YesSearch
YesPOP3
YesUnified Inbox
YesThreaded
YesPublisher
"CloudMagicFile Size
Inc."In App Purchases
NonePush Notifications
YesSnooze Emails
YesMinimum Windows Version
-Minimum Android Version
-Required Android Version
4.0 and upLock App
YesEnd-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
MacOS, iOSExchange Support
YesIMAP
YesMulti-Account
-Search
YesPOP3
YesUnified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
Android, iOS, Mac OSExchange Support
YesIMAP
YesMulti-Account
YesSearch
YesPOP3
-Unified Inbox
YesThreaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
YesFree tier
YesOpen source
YesWeb interface
YesLockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
MacOS, Windows, AndroidExchange Support
YesIMAP
YesMulti-Account
YesSearch
YesPOP3
YesUnified Inbox
YesThreaded
YesPublisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
YesMinimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
YesFree
YesAccessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
MacOS, WindowsExchange Support
-IMAP
YesMulti-Account
-Search
YesPOP3
YesUnified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
The thin scroll bars with no up / down arrows (in Windows version) means that this application is not accessible to those with Parkinson's disease, MS, cerebral palsy etc. SMTP
YesAPI
-Collaborative
-Multiple Accounts
-Platforms
MacOS, Windows, LinuxExchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
Android / iOS / BrowserExchange Support
NoIMAP
YesMulti-Account
NoSearch
-POP3
YesUnified Inbox
NoThreaded
YesPublisher
YahooFile Size
Varies with deviceIn App Purchases
NonePush Notifications
YesSnooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
Varies with deviceLock App
NoEnd-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
Android / iOS / Chrome / Firefox / SafariExchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
NoCollaborative
NoMultiple Accounts
-Platforms
Android / iOSExchange Support
NoIMAP
-Multi-Account
YesSearch
YesPOP3
-Unified Inbox
YesThreaded
YesPublisher
"DropboxFile Size
Inc."In App Purchases
NonePush Notifications
YesSnooze Emails
YesMinimum Windows Version
-Minimum Android Version
-Required Android Version
4.0.3 and upLock App
YesEnd-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
YesFree
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
-Exchange Support
-IMAP
-Multi-Account
-Search
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
-Platforms
Android/iOS/DesktopExchange Support
YesIMAP
-Multi-Account
YesSearch
-POP3
-Unified Inbox
-Threaded
-Publisher
-File Size
-In App Purchases
-Push Notifications
-Snooze Emails
-Minimum Windows Version
-Minimum Android Version
-Required Android Version
-Lock App
-End-to-end encryption
-Free tier
-Open source
-Web interface
-Lockable
-Free
-Accessibility Verification
-SMTP
-API
-Collaborative
-Multiple Accounts
Yes