Platforms
Windows, macOS, LinuxIMAP
YesPOP3
YesSearch
YesExchange Support
YesMulti-Account
YesThreaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
WindowsIMAP
YESPOP3
YESSearch
YESExchange Support
YESMulti-Account
YESThreaded
YESUnified Inbox
YESSnooze Emails
YESEmail tracking
YesLockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
WindowsIMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
BSD, Linux, Mac OS, Solaris, Unix, WindowsIMAP
YesPOP3
YesSearch
YesExchange Support
-Multi-Account
YesThreaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
MacOS, Windows, AndroidIMAP
YesPOP3
YesSearch
YesExchange Support
YesMulti-Account
YesThreaded
YesUnified Inbox
YesSnooze Emails
YesEmail tracking
-Lockable
YesFree
YesPublisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
WindowsIMAP
YesPOP3
YesSearch
YesExchange Support
YesMulti-Account
YesThreaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
YesFree
NoPublisher
RitlabsEnd-to-end encryption
YesPGP Encryption support
YesMacros
YesQuick Templates
YesAccessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
MacOS, WindowsIMAP
YesPOP3
YesSearch
YesExchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-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
YesFree tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
YesPGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
YesOpen source
YesWeb interface
YesAuto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Windows, MacOSIMAP
YESPOP3
YESSearch
YESExchange Support
YESMulti-Account
YESThreaded
YESUnified Inbox
YESSnooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
YESMacros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
YESTechnology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
osIMAP
YesPOP3
YesSearch
YesExchange Support
NoMulti-Account
YesThreaded
YesUnified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Windows, Linux, Mac, Mobile, WebIMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
TypeScript, CRequired Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
macOs, Linux, WindowsIMAP
YesPOP3
YesSearch
YesExchange Support
YesMulti-Account
YesThreaded
NoUnified Inbox
YesSnooze Emails
YesEmail tracking
-Lockable
NoFree
NoPublisher
daxLAB LimitedEnd-to-end encryption
YesPGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
N/AIn App Purchases
N/APush Notifications
N/ALock App
N/AWYSIWYG Editor
YesAuto in/out box management
YesAuto Inbox/Outbox mgmt
YesLicense
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
OpenSource (MPLv2)Based On
Netscape>Mozilla SuiteBrowser Engine
GeckoFile Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Linux, Windows, MacIMAP
NoPOP3
NoSearch
YesExchange Support
YesMulti-Account
yesThreaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Android / iOS / BrowserIMAP
YesPOP3
YesSearch
-Exchange Support
NoMulti-Account
NoThreaded
YesUnified Inbox
NoSnooze Emails
-Email tracking
-Lockable
-Free
-Publisher
YahooEnd-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
Varies with deviceIn App Purchases
NonePush Notifications
YesLock App
NoWYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
Varies with devicePlatforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Linux, Mac, WindowsIMAP
YesPOP3
NoSearch
-Exchange Support
YesMulti-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
Android / iOSIMAP
-POP3
-Search
YesExchange Support
NoMulti-Account
YesThreaded
YesUnified Inbox
YesSnooze Emails
YesEmail tracking
-Lockable
YesFree
-Publisher
"DropboxEnd-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
4.0.3 and upIn App Purchases
NonePush Notifications
YesLock App
YesWYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
Inc."Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-Platforms
-IMAP
-POP3
-Search
-Exchange Support
-Multi-Account
-Threaded
-Unified Inbox
-Snooze Emails
-Email tracking
-Lockable
-Free
-Publisher
-End-to-end encryption
-PGP Encryption support
-Macros
-Quick Templates
-Accessibility Verification
-SMTP
-Free tier
-Open source
-Web interface
-Auto Avatar downloading
-Technology
-Required Android Version
-In App Purchases
-Push Notifications
-Lock App
-WYSIWYG Editor
-Auto in/out box management
-Auto Inbox/Outbox mgmt
-License
-Based On
-Browser Engine
-File Size
-