Unibox is not available for Windows but there are plenty of alternatives that runs on Windows with similar functionality. The best Windows alternative is Thunderbird, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Unibox and 14 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Unibox are Spark Mail, Mailbird, Canary Mail and Talanoa.
Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.
United States
Cross-platform email client supporting multiple identities, chat, and strong filtering. Extend functionality with add-ons like RSS/Atom feed readers and PGP support.
United States
E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more.
Ukraine
Secure email app for Mac, iPhone, Android and Windows with AI Copilot, PGP encryption, read receipts and one unified inbox.
Singapore
Talanoa is the first inbox designed around people. Cut the noise, focus only on what matters.
France
EU
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
Productivity-centered email application streamlines inbox management, uses AI for drafting responses, automates snippets, summarizes conversations, enables timely sends, integrates calendar and CRM, and includes collaborative features like live views and comments.
United States
A modern, lightweight and private email client for Windows and Linux. Unlimited IMAP accounts in one unified inbox, tracking pixels blocked by default.
ItalyEU
Welcome to Twobird, a new kind of email app that includes all your everyday tools. Write emails, create notes, set reminders and assign to-dos — all in your inbox.
Israel
The most powerful platform for email productivity in a beautiful native app — on desktop and mobile.
United States
Dedicated Gmail client with clean integration of Google Calendar, Contacts, Google Drive, and Google Docs, Sheets, and Slides.
United States
Experience seamless communication with Xylo AI email assistant, the ultimate tool powered by cutting-edge Generative AI and Social Psychology.
GermanyEU
