Frequently Asked Questions

Answers to common questions about Mimestream. For step-by-step instructions, explore the User Guide.

What version of macOS does Mimestream require?

Mimestream currently requires macOS 12 or newer.

Some features depend on newer versions of macOS. Check individual feature guides for their requirements.

Is Mimestream updated for Apple Silicon?

Yes, Mimestream has been fully updated to be a universal binary. It runs natively on both Apple Silicon and Intel Macs.

Does Mimestream support services besides Gmail?

Mimestream currently only supports Gmail. Future support for other services is planned, including Microsoft 365 / Outlook, services that support IMAP, and services that support JMAP.

Which languages are supported in Mimestream?

Mimestream currently supports English, Chinese, Czech, Dutch, French, German, Italian, Japanese, Russian, Spanish.

What happens if I stop using Mimestream?

You can continue to use Gmail normally. Your email remains on the Gmail servers, and any changes you make in Mimestream are synced back to Gmail as soon as a network connection is available. No Mimestream-specific labels are added to your account.

Is there an iOS version?

Yes! Mimestream is in beta for iPhone and iPad. The beta requires iOS 26 or later and is distributed through Apple’s TestFlight platform, where capacity is limited.

If you have an active annual plan, or an active monthly plan with at least six months of paid service, you’re eligible to join. Log in to your Mimestream account and look for the “Join TestFlight” banner.

See our iOS beta page for more information.

How do I disable inline predictive text while typing?

From the top menu bar, click the Apple logo, go to System Settings, select Keyboard in the left pane, click the Edit button in Input Sources, and disable "Show inline predictive text". Read Manage inline predictive text for more details.

How do I add an app to the “Send Link to” menu?

Enable the sharing extension of the app in System Settings. Read Manage “Send Link to” extensions for more details.

What do I do if I’ve hit a bug?

Please use the in-app “Help > Report a Bug / Send Feedback” menu item, or email bugs@mimestream.com to report a bug.

Bug reports are extremely helpful and your feedback is very much appreciated! We prioritize bug fix order based on a combination of severity, number of user reports, and our product judgement.

How do I suggest a feature or improvement?

To suggest a feature, please visit our Roadmap. If you see the feature you’d like already listed, you can click on it to indicate the priority to you and sign up for updates about it. If you don’t see it, please don’t hesitate to click the Submit Idea button! Feature development is prioritized based on user demand, so your feedback and suggestions are greatly appreciated!