Zoho Mail provides custom-domain email hosting for businesses, with access through the web and apps for desktop and mobile.
Best Email Clients in 2026
Managing several inboxes, working offline, or scheduling a message can call for different features in an email client. Compared on account limit, app coverage, calendar tools, free plan, offline access, paid from, scheduled sending, and unified inbox, these entries give you practical points to weigh against your email routine. Zoho Mail, Mozilla Thunderbird, and Spark Mail are among the options shown. Check which…
Mailbutler Smart Assistant adds AI writing and email-management tools to Apple Mail, Microsoft Outlook, and Gmail.
Front is customer communication software with shared inboxes, ticket automation, SLA management, a help center, a customer portal, and API access.
- 4

Spike
Spike is an email and collaboration app with a unified inbox, scheduled sending, and calendar tools.
Free planAndroidiOSWebmacOS8.5From $4 a month - 5

eM Client
eM Client is an email and productivity app for Windows, macOS, Android, and iOS.
Free planAndroidiOSmacOSWindows8.4From $39.95 a year - 6

Newton Mail
Newton Mail is an email app for Mac, Windows, iPhone, and Android, with a unified inbox, offline access, scheduled sending, and calendar tools.
Free planAndroidiOSmacOSWindows8.4From $5 a month - 7

Spark Mail
Spark Mail is an email app for Android, iOS, macOS and Windows that helps users focus on important messages.
Free planAndroidiOSmacOSWindows8.3From $99 a year - 8
Canary Mail
Canary Mail is an email app for macOS, iOS, Android, and Windows, with a unified inbox and offline access.
Free planAndroidiOSmacOSWindows8.3From $3 a month - 9
Metis Mail
Free planOpen sourceWebAPISelf-hosted8.3From $115 a year - 10

Mozilla Thunderbird
Mozilla Thunderbird is a free, open-source email application for Windows, Linux, macOS, and Android.
Free planOpen sourceAndroidLinuxmacOSWindows8.2Free plan - 11
Epistles Mail
Epistles Mail is an email app with a unified inbox, offline access, scheduled sending, and calendar tools.
Free planAndroidiOSWebLinux8.2From $35 a year - 12

Saymail
Saymail brings Gmail, Outlook and IMAP accounts into one inbox, then scores messages by importance and how that importance declines over time.
Free planAndroidiOSLinuxmacOS8.2Free plan - 13
Edison Mail
Edison Mail brings multiple email accounts together in one app for Android, iOS, macOS, and Windows.
Free planAndroidiOSmacOSWindows8.1From $99.99 a year - 14

Dove
Dove is an AI-powered email app that sorts incoming mail and brings messages needing action into view.
Free planAndroidiOSWebmacOS8.1From $200 a year - 15
Microsoft Outlook Calendar
Microsoft Outlook Calendar provides email and calendar access through web, desktop, and mobile apps.
Free planAndroidiOSWebmacOS8.0From $19.99 a year - 16

Shortwave
Shortwave is an AI email app for organizing, composing, scheduling and finding messages through prompts.
AndroidiOSWebmacOS7.9From $30 a month - 17

Gmelius
Gmelius is a Gmail-native platform for setting up AI agents to handle defined team jobs across connected tools.
AndroidiOSWebAPI7.9From $228 a year - 18
SOGo
SOGo is a free, open-source, self-hosted groupware server for sharing organizational email, calendars, and address books.
Free planAndroidiOSWebExtension7.9From $500 a year - 19
Mailspring
Mailspring is a desktop email client for Linux, macOS, and Windows, with a unified inbox for multiple accounts.
Free planLinuxmacOSWindows7.8Free plan - 20
aerc
Free planOpen sourceAndroidLinuxmacOSSelf-hosted7.8Free plan - 21

BlueMail
Free planAndroidiOSLinuxmacOS7.7Free plan - 22
Franz
Franz combines messaging services, email, and Signal in one desktop workspace for Linux, macOS, and Windows.
Free planLinuxmacOSWindows7.7From $60 a year - 23
Afterlogic WebMail Pro PHP
AndroidiOSWebAPI7.7 - 24
Parula
Free planAndroidiOSWebLinux7.7From $5 a month - 25

Airmail
Airmail is a customizable email client for iPhone, iPad, Mac, and Vision Pro, with versions for iOS and macOS.
Free planiOSmacOS7.6From $29.99 a year


