Sup alternatives

Ranked alternatives

1. 1
   
   Mu4eFree

   Mu4e is a prominent, feature-rich, easy-to-use, and highly useful email client for Emacs. It is based on mu, which is an email searcher/indexer. The solution is completely search-based and lacks folders, with all the work being done through queries. You can view the comprehensive documentation that details example configurations for your ease. The UI is programmed for speed with instant keystrokes for frequent buttons.

   It is asynchronous, which means that large actions don’t prevent emails. The email client supports languages that are not in English, resulting in a good journey for non-English speakers. You can extend it with the code you own and use pre-existing snippets. Other features include support for encryption and signing and addressing auto-completion based on available messages.

   Mu4e alternatives
2. 2
   
   GnusFree

   Gnus is a message reader and is capable of composing and reading news and emails. You can also use it as a folder browser for remote and local filesystems, web processors, and RSS readers. It is open-source, cross-platform, and is released under the terms of the GPL 3.0 license. It softens the uniqueness between email, and news, regarding them as articles retrieved from dissimilar sources.

   You can keep the news articles in different places by sorting them as email or groups. The solution is programmed to utilize several web-based sources as inputs for its groups. There are many features offered by the email client. These include virtual groups, integration with different Emacs packages, innovative message scoring mechanisms, custom posting styles, basic or high-level mail splitting, and user-defined hooks for all methods.

   Gnus alternatives
3. 3
   
   AercFree

   Aerc is an open-source and highly efficient email client that you can load in your terminal. It is extensible and great for hackers that are selective in their approach. You can modify the emails in an embedded terminal tmux-style. This makes it easy for you to view all the incoming emails and reference various threads when replies are being composed. You can load up HTML emails through an intuitive terminal web browser, pinpoint patches with differences, and navigate with an embedded less session.

   The email client enables robust automation by providing an ex-command module and Vim-style keybindings. It is capable of working with email and clients. The tool is open-source and is programmed to download only those details that are essential to display the UI, resulting in less bandwidth consumption. It supports several accounts and works with various Sendmail transfer protocols. Other supported protocols include SMTP, IMPA, and Maildir.

   Aerc alternatives
4. 4
   
   MailMatePaid

   MailMate is a robust and highly optimized IMAP client developed for macOS with high-level smart mailboxes, search conditions, markdown integrated email composition, and signature handling. It provides you with cryptographic encryption/signing to protect emails from external and unauthorized entities. The best feature is that it can be integrated with third-party applications without problems.

   It includes several notification methods to inform you about the status of emails. The UI is user-friendly and features a widescreen layout to deliver the best experience for everyone. Other highlights of the solution include tagging, alternative message viewer layouts, and more. MailMate is the work of one person, though most of its features are added on advice from the user community. One of the advantages of using it is that it has a small user base, allowing for quicker replies to questions.

   MailMate alternatives
5. 6
   
   GyazMailPaid

   GyazMail is a revolutionary email client designed specifically for Mac OS X. The development team has added many features to it to deliver a complete experience. It is an easy-to-use package built on top of the Cocoa framework. One of its best features is that it can save separate messages as individual files in the RFC 822 format. The primary window of the mail client offers 3 or 2 panes.

   You can customize window clients and display fonts as per requirements. It is synchronized with Apple’s Address Book and supports regular expressions. The tool supports a variety of protocols like SMTP, POP3, and IMAP. Other highlights include mail address auto-completion, message export, import, growl support, a wide range of dock-related features, SSL/TLS support, and built-in capability to search messages across several folders with different criteria.

   GyazMail alternatives
6. 7
   
   MeliFree

   Meli is an open-source, multi-featured experimental terminal mail client available to the public as per the terms of the GPLv3 license. There are several reasons for using it, and these include extensibility and customization options with sane defaults. Many software stacks and emails can work with Meli. You can integrate tagging system, e-mail storage, contact management, and synchronize tagging system.

   The email client lets you use any editor for replacing the defaults. The aim is to become a mail client for power and new users of the terminal. It provides you access to a variety of features like contact lists, email threads, multi-tasking with UI tabs, non-compulsory sqlite3 index search, plain text customization, and the ability to embed the desired editor.

   Meli alternatives
7. 10
   
   The BatFree

   The Bat is a secure and user-friendly email account management software that is designed for your windows ten system that permits you to access all accounts from a centralized place. The software protects your information via multiple encryption systems, and there is also an option to keep all the information encrypted on the disk.

   The software keeps your email in your computer in a private way and blocks all the suspicious coding, so no hacking risk at all. There is no restriction over the number of messages that are to be stored and use as many number accounts and access them with protocols like MAPI, POP, IMAP, and more. Adding more, The Bat is a reliable, nimble, and safe option that is meant for handling a large email base having a small memory footprint.

   The Bat alternatives
8. 11
   
   MailspringFree

   Mailspring is a free and nimble email application that is open-source and extensible, designed for Mac, Linux, and Windows operating systems. This utility is helping you out to boost your productivity and get a better email experience when it comes to sending emails to various clients. The software puts you in the comfort zone with the email indexing that will allow you to do advanced and Gmail-styled search queries and message contents for all the accounts that are connected.

   Mailspring comes with the signature support that makes it easy for you to create custom signatures having images links to social media profiles. More importantly, you have a unified inbox to get all the messages from multiple accounts to the same inbox, so a single command center for all of your messages. Undo send, lightning-fast search, advanced shortcuts, touch and gesture support, themes and layouts, read receipt, various language support, translation management, ease of RSVPs, and more, are the things that made Mailspring a resounding email management tool to have.

   Mailspring alternatives
9. 12
   
   GearyFree

   Geary is an all-in-one email manager that supports sending and receive countless emails and gets communication to be more streamlined. Give your conversation a go because Geary collects all the related messages together in conversations, so pretty easy for you to find and follow the chat. The software comes with nimble, full-text, and keyword search that makes it extremely simple to find any email that you are looking for without any headache.

   Take a look at the Geary’s full-featured composer that allows you to send rich, and styled text combined with images, lists, and links but still, you can also send simple text message as well that is easier to read. Geary is predominately designed for Gnome 3 and is automatic fetches the existing GNOME account online, or you can add another one after the setup.

   Geary alternatives
10. 13
    
    Kontact – KmailFree

    Kontact – Kmail is a state-of-the-art email client that is integrated with the commonly used email providers, including Gmail, Yahoo, and more. The software provides you a centralized place to group together and manage your communication and organize your day-to-day activities with mates. You will be more productive with this utility because you will be on top when it comes to handling your email, calendar, contacts, and other persona data.

    You have all tools that can be accessed with ease from the suite, and you have complete control over your data, and nothing is going to be breached due to strong encryption. Kontact – Kmail is making it simple for you to deal with large emails and is supporting different kinds of large email protocols, including IMAP, POP3, Microsoft Exchange, and more to add.

    It has been a lot easier for you to manage contacts, and with integration with Kontact, you can pick contacts easily when sending an email or creating a meeting invitation. Besides, Kontact – Kmail lets you read all the favorite articles in an offline mode by directly downloading the RSS feeds from your desired sites.

    Kontact – Kmail alternatives
11. 14
    
    AirmailFreemium

    Airmail is a top-notch client that is extensively designed to get all the emails in the centralized place from all the accounts that you have. The software can be customized according to requirement and is creating its impact with custom actions and in-depth integration with a variety of applications and services. The software is created particularly for devices like iPhone, Mac, and iPad and is intuitive enough to provide a smooth workflow experience.

    You will be more productive with the quick pick of the contact and sending the email wherever you want, and there is no such limitation over the number of accounts that you want to add. Get a significant unified inbox where you can access all the emails and messages without switching to the other account. The inbox is smart and personalized for your needs because it has an automated system to filter out newsletters and other distractions.

    There are multiple features for your liking that include default mail client, widget support, privacy mode, complete customization, dark mode, interactive notifications, face ID support, manage the bulk message, add attachments, scheduled notifications, and much more.

    Airmail alternatives
12. 15
    
    TrojitáFree

    Trojitá is a nimble and operative IMAP email client that comes with powerful features that makes your management work a lot easier. The software allows you to be more productive because every time, you don’t need to look for the contact to send an email; just pick a contact from the keyword and send it to him quickly. There is a delivery report of the email that makes sure that your email has been sent safely.

    Trojitá allows everyone to access their email anywhere and anytime, and regardless of the way that how many accounts you have, just receive emails to one unified inbox. The software is efficient enough to save the network bandwidth, and small size will keep the memory safe. There is a separate section in the system where you can see all the fresh arrivals of emails, so more missing of the important emails for sure.

    Trojitá alternatives
13. 16
    
    Nextcloud MailFree

    Nextcloud Mail is an application designed to handle all emails for the multiple accounts create on a different platform. There is no need to go anywhere or switching between the accounts to see your emails because you have a centralized way to access important emails from the unified inbox. There is no limitation over the number of emails you are adding; just add as many, and if you think the respective email is important to you, mark it as favorite.

    No more searching the messages; just enter the keyword, and the relevant message will be shown up on your screen. It is easy to send messages to clients and friends without making any search for the contact and delivery report of the email will be provided to you to make sure the delivery of the email. Besides, you can upload an attachment, add an attachment from files and links, and enable the formatting of your email.

    Nextcloud Mail alternatives
14. 17
    
    Interlink Mail & NewsFree

    Interlink Mail & News is an easy-to-use email client that is open-source, providing all the features and tools that are required to manage emails in a unified place. The software is enhancing your workflow with the robust delivery of the messages, and there is no need for you to switch between the accounts; just use the email that you want to send the email to the respective client in the matter for no time.

    Interlink Mail & News is focusing on efficiency with the productive features and is stable enough to run smoothly to run on your PC for the advanced user experience. There are multiple features on offer that include complete customization, customizable interface, advanced account setup and management, multiple profile support, extension support, full theming, tabbed or window modes, newsgroup, and much more. Besides this useful feature, there is an RSS feed reader that automatically downloads all the articles from your favorite sites, which then be read in an offline mode.

    Interlink Mail & News alternatives
15. 18
    
    FoxmailFree

    Foxmail is an email management software that allows to send and receive emails for multiple accounts from a unified place. No more switching to multiple accounts while sending the emails; just select the email from which you want to send an email, and send it in real-time to anyone. Foxmail is much more improved and clean and provides you a transparent interface that is easy to understand, providing a rich user experience.

    There is a separate folder of all the messages or emails that are unread, just open the folder and read the mails, so more missing or searching for the new mails. You can compose the email with multiple format support and add attachments in form files, images, and links. There is no limitation over the number of accounts that you are using, and send as many emails everywhere and at any time. In short, Foxmail is a sumptuous choice to improve workflow and keeps all notes in sync both on the web and mobile, and has been providing ease to organize all the valuable information.

    Foxmail alternatives
16. 19
    
    MulberryFree

    Mulberry is an all-in-one open source email and calendar client that is extensively designed for Mac OS X, Windows, and Linux. This utility is using the IMAP protocol to access mails messages right on the server and using the SMTP protocol in order to send messages. There is a lot of things that you to do mixed texting and add attachments of different types, including files and images with MIME.

    Mulberry is free to use and required minimal system requirements, and is helping authors to learn about the internet protocols that are used for emails. Multiple features are deleted attachments, keyboard shortcut support, move preferences, and complete sorting, ease of formatting, import Eudera mailboxes, and more to add.

    Mulberry alternatives
17. 20
    
    SlideMailFree

    SlideMail is an email application that is designed smartly to access all important emails at the centralized place without switching to another email account. The application is highly customizable for your needs and is easy to work with favorite applications like Dropbox, Google Drive, and iCloud and is making it sure what you have required at the right with one click. It is not like the traditional application and is quick to create new folders for your emails and quickly integrate with the application, including Evernote.

    SlideMail is currently supporting platforms including Gmail, Yahoo, AOL, and exchange accounts. Now you have a facility of focused inbox that aids in easy sorting of the inbox, whether it be personal, notification, or any social update. The key features include a vibrantly designed inbox, connections with the desired application, inbox filters, local syncing, smart avatar detection, fingerprint privacy, quick reply, shoot-out emails, ease of formatting, and more to add.

    SlideMail alternatives
18. 21
    
    ClytonFreemium

    Clyton is an email client software that is known for its rich security and spam filtering features that, in turn, keep your emails secure and safe. The filters that you are used in spamming are highly configurable and provides extensive support with DNS blacklist checking. The software is the must-have utility for those who want to keep their emails private and has been used by a large organization to assure security and reliability.

    No more breaches or readability for your email because the connection to the email server is encrypted with SSL and TLS encryption. The password stored on the mail server is verified without being transmitted and is supporting DKMIN and domain keys signing and verification. There are multiple features include internal security, built-in address book, send personalized mass emails, whitelisting, complete control over composing, oAuth authentication support, add attachments, scheduling, reminders, and more to add.

    Clyton alternatives
19. 22
    
    ProfiMailFreemium

    ProfiMail is an all-in-one email client that comes with a wide range of functions and features that are completely free to use. This elegant utility is very useful in managing applications from multiple accounts in a unified place and does not need to change the account while sending emails to colleagues and friends. Get complete composing control of the emails while sending, and you can add attachments as well in the form of images, files, and links.

    ProfiMail facilitates you with the folder tree hierarchy which you have a tree view to see all accounts and their folders. This elegant application is capable of working in the background that will let you do any other task while the email is downloading or sending. The other key features are signature support, rules implementation, combined folders, conversations and threads, extensive integration, push email, configurability, multiple panes, full-text search, widget support, and more to add.

    ProfiMail alternatives
20. 23
    
    MuttFree

    Mutt is a robust textbase email client design for the UNIX operating system that comes with multiple features to support the mailing list. The software provides you with the ability to specify the alternate address for recognition of mails that are forwarded back from the accounts. There is also a possibility to reply and forward multiple messages at once and tag the multiple messages you want. Mutt is providing complete assistance with multiple mailbox formats and get an automated way to change configurations, whether it be a current folder, receipt, or else.

    Mutt provides you complete control over the messages when you are composing them or stop the composition and do it later. Other features are various translation support, .marlac style configuration, delivery status notification, high customizations, easy to include attachments, ease of installation, IMAP AND POP3 support, message threading, color support, and more to add.

    Mutt alternatives
21. 24
    
    AlpineFree

    Alpine is an open-source email client application written in C and released under the Apache 2.0 license. It is a rework of the Pine Message System that extends support for many features like Unicode. The app is perfect for beginners and advanced email users. You can learn it from scratch by browsing the use of context-sensitive help. The UI is user-friendly, and you can configure it according to your needs.

    It has many features that are found in several console apps, such as operations and navigation, a keyboard, and a rich set of shortcut keys. There are corresponding shortcut keys for all operations in Alpine. There are several alternatives that target developers and newbies and make things difficult for them by requiring manual modification of the config file. This is not the case with Alpine, as it lets everyone change several options within the solution, making it learnable for the vast majority.

    It natively supports many protocols like LDAP, NNTP, IMAP, SMTP, and POP. It can list emails with HTML content and is able to read and write to folders in a variety of formats. You can use the included editor Pico which provides several commands for basic file editing like text justification, Search and Replace, cut and paste, and spelling.

    Alpine alternatives
22. 25
    
    SolMailFree

    SolMail is a reliable android application that is designed extensively designed to manage and get easy access to all of your emails in a centralized place. This application is making your life easy in sending emails from multiple accounts, and there is no need for switching for the email whenever sending emails to contacts.

    SolMail has a separate folder where you can read all the emails that are not unread yet, so no more searching for the new emails; just read as they arrived at the inbox. Compose the email in any format you want and add attachments with it and send it to anyone in your contact list with only one tap. Multiple features include IMAP, SMTP, and POP3 support, ease of handling of bulk messaging, personalized signatures, configurable automatic synchronization, decorate messages, change font size, strong encryption, attach video and audio, various customization options, and more to add.

    SolMail alternatives
23. 26
    
    Simple MailFree

    Simple Mail is an all-in-one Firefox extension that is acting as your personalized email client that seems to be very functional with its email processing and deliverability. After the installation, all the accounts are configured and can be accessed from the centralized place. This extension can adequately work with POP3, SMTP, and IMAP email accounts.

    No particular restriction over the number of accounts you add; just adds many as you like. It is behaving like a normal email client that aids you in regular checking of the emails without switching to multiple accounts and sends well compose emails courtesy of featured rich text editor. Adding more, Simple Mail seems to be a good choice if you are looking for user-friendly, lightweight, and using on your Firefox browser having a signature and spam filter support.

    Simple Mail alternatives
24. 27
    
    Nylas Mail LivesFree

    Nylas Mail Lives an extensible desktop mail application that is designed for the Nylas Mail to fix complex issues and improve the experiences for the clients. This open-source utility is allowing you to create new experiences and workflow around email. There are email API endpoints that support outboxes, messages, threads, folders, labels, files, and drafts. The software is designed to achieve unparalleled deliverability and get advanced analytics in order to optimize any email sent.

    Nylas Mail Lives an interface that is styled using CSS, which means it is easy to extend and modify, and there is a stock of beautiful themes as well. The rest interface will allow you to read data from messages and threads, organize email inboxes, update the unread and starred status, create drafts and send emails, search email inboxes, and more. The project is currently in inactive mode and is in archive mode.

    Nylas Mail Lives alternatives
25. 28
    
    NmailFree

    Nmail is an open-source terminal-based email client for Mac OS X and Linux released under the MIT license. It comes with an interface with the same characteristics as pine/alpine. The inbox folder section of the email shows the time of all the received emails, the name of the sender, and the contents of the message. You can compose emails via the external editor. The attachments can be viewed or opened in the external program, and every message can be checked via the external viewer.

    The local cache uses SQLite, which is optionally AES256-encrypted. Everyone can customize the color according to their requirements. Use the search function to find an email quickly. Other features include the ability to compose emails while offline, signature, saving and picking up from the last position of the draft messages, auto-generation of address book based on email messages, support for SMTP and IMAP protocols, and composing HTML emails via Markdown.

    Nmail alternatives
26. 29
    
    ColumbaFree

    Columba is an email client that is written in Java that comes with a user-friendly graphical interface with wizard and internalization support. The software provides you effective support with complete management of the email and does not look anywhere else to open a message, just centralized access to messages and contacts.

    There is complete control while composing an email and add attachments and decorate your message the way you want. Columba provides you all the important features and tools that are needed to increase productivity and communications. Key features are secure email access, RSS newsfeed, create folders, alerts and notification, scheduling support, calendar, add media, deliver reports, and more to add.

    Columba alternatives