Best Email Clients with a Free Trial of 2026

Secure your company’s communications with Proton Mail — the business email solution trusted by over 50,000 organizations. With end-to-end encryption built in, your internal and external communications stay confidential by default. Proton Mail helps your business meet GDPR, HIPAA, and other compliance standards, while giving you full control over your data under strong Swiss privacy laws. Empower your team with encrypted email and calendar, support for your custom email domains, professional branding, and simple migration from providers like Google Workspace or Microsoft 365 — no IT team required.

Microsoft 365 is a comprehensive productivity suite that brings together essential tools like Word, Excel, PowerPoint, Outlook, and Teams in a unified cloud-based environment. Enhanced by Microsoft 365 Copilot, the platform integrates AI directly into these applications to help users work more efficiently and intelligently. Users can quickly generate documents, analyze complex datasets, and design presentations with the help of AI-driven suggestions and automation. The platform supports real-time collaboration, allowing teams to work together on files, share updates, and communicate seamlessly. With OneDrive cloud storage, users can securely store and access their files from any device at any time. Microsoft 365 also enables users to incorporate their own files into AI prompts, ensuring responses are relevant and context-aware. Copilot can assist with brainstorming ideas, summarizing content, and organizing workflows to save time. The platform is accessible across desktop, web, and mobile applications, providing flexibility for different work environments. It also prioritizes user control, giving individuals the ability to manage how AI is used within their workspace. By combining productivity tools with intelligent automation, Microsoft 365 helps users accomplish tasks faster and more effectively. Ultimately, it empowers individuals and teams to improve productivity, collaboration, and decision-making in a modern digital workspace.

Shift is your power browser. The only browser to merge all your applications into one beautiful window. Connect all of your email accounts and manage all your apps from one powerful window. Streamline everything you do online when you install Shift and access thousands of apps without leaving your browser. Tired of juggling apps, hundreds of tabs, and multiple accounts? Most browsers make that feel messy, Shift makes it simple.

MobiOffice (formerly OfficeSuite) is an easy-to-use office suite alternative, used by over 250 million users across 195 countries. Available on Windows, Android, iOS, and macOS, MobiOffice includes MobiDocs, MobiSheets, and MobiSlides. MobiOffice helps you manage text documents, spreadsheets, and presentations with ease. It's compatible with all major file formats including Microsoft Office (DOCX, ODT, PPTX), Google (Docs, Sheets, Slides), Apple iWork, and more. Explore each component: MobiDocs: Create and modify documents with comprehensive formatting options. MobiSheets: Simplify data management and analysis to visualize insights and generate reports effortlessly. MobiSlides: Craft impressive presentations with customizable templates and multimedia capabilities. MobiOffice integrates with MobiDrive, MobiSystems’ cloud storage solution for easy document saving and synchronization. Try it free for 7 days to see how this office suite meets your needs. Optimized for all major platforms, MobiOffice’s components - MobiDocs, MobiSheets, and MobiSlides - are available as a complete suite or as standalone apps on Windows, delivering tailored and affordable solutions that suit individual needs.

The best email client for Windows or macOS will boost your productivity and increase your email efficiency. eM Client is a fully featured email client that has a simple and clean interface. It offers features for tasks, calendars, online meetings, contacts, notes and chat. Schedule online meetings with integration with Zoom, MS Teams, Google Meet and more. Use cloud attachments to keep control over your files via Dropbox, Google Drive etc. eM Client is compatible with every email service that can use IMAP, POP or Exchange Web Services protocol. This email client is compatible with Google Workspace, Microsoft 365 Outlook, Exchange, and many more. eM Client improves email communication for both professionals, businesses and home users. It includes advanced features such as server-side search, instant message translation, "Snooze" and "Watch for replies", synchronized tags, and easy email encryption (PGP/S/MIME). Ensure privacy with automatic blocking of mail-tracking pixels. You can also customize the look and available features to make sure it works best for your specific needs - create your own theme or select one of the pre-set ones, customize your toolbar, shortcuts and message list.

Hexamail flow is an email client that includes calendaring, tasks, and contacts. It works with Office 365, Gmail and Exchange on premises, as well as all IMAP/POP3 servers. The GDPR data protection module provides email and office document redaction capabilities, including full PST file import, EML and MSG file import, Office document import, printing output, or PDF generation of redacted material.

Experience email that prioritizes your well-being, featuring elements you'll adore. You receive our complete dedication and professional assistance whenever necessary. Your email contains the nuances of your existence, safeguarded here rather than exploited for profit. Enjoy a fast and considerate email service, including calendars and contacts—all completely free of ads. Designed with your needs at the forefront, our smart features are sure to impress. While many internet corporations capitalize on your personal data, it doesn’t have to be that way. Reclaim your privacy and enhance your email experience. With reliable email support, you can focus more on what truly matters to you. Access Fastmail effortlessly through your browser, mobile devices, and desktop applications like Outlook, Thunderbird, and Mac Mail. Navigate your day effortlessly with email, calendars, and contacts merged into a single application. Easily migrate your existing data while keeping your life in order with a comprehensive inbox. Consolidate all your calendars into one view and effortlessly share them with loved ones. Use your own custom domain to ensure you own your email address for a lifetime. Enjoy the peace of mind that comes with knowing your information is safe and under your control.

EssentialPIM is an award-winning email client that also offers complete information management. It manages all your email messages, appointments and contacts, tasks, notes, password entries, and tasks with intuitive, easy-to-use tools.

It's difficult to be productive when you spend half of your time reading emails and half flipping between platforms to inform your team. A single app is what you need to move faster and keep everyone on the same page. Loop Email is a collaboration hub that connects your team. You can chat, share files, and manage shared mailboxes easily. It brings together messages, emails, and files all in one app. Loop Email allows teams to connect, collaborate, and communicate in one place. Available for Mac, Windows and iOS.

SmarterMail is the ideal Microsoft Exchange alternative. First, it's the only business email server on the market that offers native support for the protocols that power Exchange: MAPI, EWS, and EAS. It does this without the need for any additional software or plug-ins for Microsoft Outlook or other clients -- desktop and mobile! Best of all, it offers all of the features of Exchange, but at a FRACTION of the cost. In addition, features like audio and video group chat, and Online Meetings for team meetings and group collaboration are included at no extra charge. It's designed to provide the functionality businesses need, without sacrificing secure, reliable access to business, and personal, communication.

Airmail 3 is a fully accessible email client tailored for iOS, macOS, and watchOS devices. With its email workflow optimized through a multitude of customization options, custom actions, and seamless integration with various applications and services, Airmail stands out as a versatile mail client. It is crafted to empower users to personalize their experience according to their individual needs. You can connect and integrate your preferred apps while creating unique actions that simplify your communication tasks. Whether you're working on a Mac, an iPad, an iPhone, or an Apple Watch, Airmail is readily available to assist you. Users can add a variety of email accounts, including Gmail, GSuite, iCloud Mail, Exchange, Office 365, Microsoft Outlook, IMAP, and POP3, making it adaptable for all types of users. The unified inbox feature allows you to view all your incoming emails from different accounts at once, and you have the option to exclude specific accounts from this consolidated view. For those moments when you need to prioritize important messages, the smart inbox feature is designed to highlight the emails that matter most. This ensures that you never miss critical communications while managing your daily workflow effectively.

Amazon WorkMail is a secure, managed email and calendar solution designed for businesses, offering compatibility with various desktop and mobile email clients. Users can effortlessly access their emails, contacts, and calendars via their preferred applications, including Microsoft Outlook, native email apps for iOS and Android, any IMAP-compatible client, or through a web interface. Additionally, Amazon WorkMail can be integrated with existing corporate directories, allows for email journaling to fulfill compliance obligations, and provides control over data encryption keys and storage locations. The service also supports interoperability with Microsoft Exchange Server and enables programmatic management of users, groups, and resources through the Amazon WorkMail SDK. With straightforward pricing set at $4 per user monthly, each account includes a generous 50GB of storage, making it an economical choice for businesses of all sizes. This combination of features ensures that organizations can maintain secure communication while leveraging their existing infrastructure.

Introducing an innovative email application designed with cutting-edge features to enhance business communication in today's fast-paced world. This app is crafted to provide joy and efficiency across all your email accounts, compatible with devices such as iPhone, iPad, Android, Mac, and Windows. With built-in Read Receipts, Newton automatically tracks your sent emails, ensuring you stay informed without any extra effort. This functionality not only provides instant feedback but also enables you to follow up on messages promptly and effectively. The Recap feature intuitively highlights conversations that require your attention or follow-up, while also managing emails with due dates and reminders, ensuring that nothing is overlooked. The Tidy Inbox functionality helps you maintain a streamlined experience by automatically filtering out newsletters and other distractions, allowing you to concentrate on what truly matters. Additionally, for those who prefer to manage tasks outside their inbox, Newton provides the convenience of saving emails directly to productivity tools like Todoist, Evernote, OneNote, Trello, or Asana with just a single click, thereby enhancing your organization and efficiency. Embrace a more productive email experience that meets the demands of modern communication.

Consolidate all your email accounts effortlessly with Postbox, which offers cutting-edge functionalities, seamless organization, rapid search capabilities, and an aesthetically pleasing interface. With its speed, elegance, and robust performance, Postbox is designed to elevate your email experience to new heights. Utilize our organizational tools to clear out both your inbox and your mental space for enhanced productivity. Enjoy pixel-perfect, user-friendly designs that function like native Mac and Windows applications rather than mere online experiments. Personalize your experience by creating a unique theme with our versatile Theme Editor, or choose from an array of professionally-crafted Theme Packs that allow for extensive customization to suit your preferences. Furthermore, the ability to adapt and personalize your workspace enhances your overall email management experience.

Chaos Intellect: The ultimate solution for business email and CRM contact management! If you’re not familiar with Chaos Intellect yet, you’re in for a treat! With extensive experience in developing top-notch contact management software, we've created an award-winning application known as Time & Chaos. Chaos Intellect merges this outstanding contact management expertise with an exceptional email client tailored to meet your needs! Why select Chaos Intellect over others? We present two approaches to answer that: on the left, explore our features categorized for Casual Users, Business Users, or Advanced Power Users. On the right, hear from our satisfied users sharing their testimonials on how Intellect has benefited them. Keep reading for more insights! Once you gather enough reasons to give it a shot, remember that we offer a fully-functional trial version for you to download, ensuring you experience all the features without any limitations or complications. We encourage you to witness its capabilities in action without any uncertainty! Additionally, our commitment to user satisfaction means we are always here to assist you during your trial experience.

Unibox is an email client that prioritizes the user experience by organizing emails according to the sender. The left-hand contact list is arranged based on the most recent email interactions, ensuring that each contact appears only once. When you select a contact, it reveals all the messages exchanged with that individual, creating a chat-like interface reminiscent of messaging apps and SMS on smartphones. This consolidated view allows you to focus on your communication with that person, creating a more intuitive and engaging experience. If you need to navigate a particular conversation, especially those involving multiple participants, Unibox provides a simple way to access a threaded view by clicking the button next to the subject line. In contrast to traditional email clients, Unibox showcases attachments not just within the email body but also offers two additional views that present all files shared with a specific contact, enhancing organization and accessibility. This approach not only streamlines your communication but also ensures that important files are easily retrievable when needed.

Experience the power of auto-segmentation, intelligent filtering, AI-driven auto-completion, and an integrated CRM system all in one platform. Say goodbye to tedious tasks that consume your time. Effortlessly manage your contacts by utilizing customizable properties that cater to various needs. Whether you're in sales, marketing, or recruitment, adapt seamlessly to any situation with ease. Taurin revolutionizes your email management by organizing your inbox, delivering concise summaries, and enhancing your contact database. With its autonomous capabilities, Taurin allows you to dedicate more time to forging valuable connections rather than getting lost in email threads. As email remains a cornerstone of communication, it’s crucial to evolve our handling methods. With the rise of remote work and the surge in digital communication, innovative tools like Taurin are essential for effectively managing our interactions. This isn’t merely another email client; it serves as your personal email intelligence companion. Featuring smart AI that organizes your emails with precision, alongside comprehensive contact insights, it ensures you never miss a beat. Plus, enjoy the benefits of a lightning-fast AI writing assistant equipped with auto-summarization and auto-complete features, complemented by a built-in CRM to maintain order in all your professional relationships. Embrace the future of email management with Taurin today.