SolMail has been discontinued. Similar apps include Thunderbird, which is free and open source. Other options are K-9 Mail, Microsoft Outlook, FairEmail and Evolution. Email Clients like SolMail are a crowded field, with more than 50 alternatives for Windows, Mac, Linux, Android and iPhone.
Email and news client on GTK+ foundation featuring quick performance, extensible plugins, secure protocols, advanced filtering, strong folder and contact management, lightweight design, powerful search, customizable interface, multi-language support, and encryption.
BlueMail is a modern, mobile first, powerful Email management tool with a sleek design, unified inbox and support for all your accounts: IMAP,Exchange,POP3.
United States
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).
Japan
Transform your email inbox into a collaborative workspace with Spike. Enjoy integrated chat-like emails, tasks, collaborative notes, and group projects. Seamlessly manage multiple accounts, organize priorities, and schedule meetings across devices.
Israel
Engineered for iOS, macOS, and watchOS, this fast mail client supports multiple account types, custom actions, Smart Inbox filtering, unified inbox, privacy mode, email scheduling, snooze, third-party app integration, flexible personalization, and advanced workflow tools.
Italy
EU
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 notifications while enabling personalization across multiple email accounts.
United States
No-frills, easy to use, easy to maintain Email client for Android based on the JSON Meta Application Protocol (JMAP).
GermanyEU
Productivity browser featuring unified webmail, website, and web app management, isolated multi-account support, vertical sidebar with grouping, memory-saving tab sleeping, app-to-app linking, built-in chat and screenshare, collaboration workspaces, and strong security.
United Kingdom
The Bat! is a secure email client software, built to protect your correspondence against third-parties.
Moldova
Mail is designed to let you manage your email quickly and effortlessly. Its interface is based on conversations, so you can read an entire discussion without having to click from message to message.
United States
Mac IMAP email client featuring keyboard control, Markdown email composition, advanced search capabilities, smart mailboxes, automatic signature handling, cryptographic options with OpenPGP/S-MIME, tagging, multiple notifications, and customizable layouts including widescreen.
