Webmail & Email Clients

Log in to TrekMail webmail from any browser, navigate your inbox, compose rich emails, manage contacts, use the calendar, and access all built-in tools.

How to write and send emails — rich text formatting, attachments, inline images, schedule send, and undo send.

Add contacts, organize them into groups, import from CSV or VCF files, and enjoy autocomplete when addressing emails — all from TrekMail webmail.

Create and manage events, import ICS files, and get browser notifications — all inside your webmail.

Choose what people see in From, connect a business address to Gmail or another inbox, pick its sending service, and manage signatures and templates.

Create, rename, and delete custom folders in webmail, subscribe shared folders, move emails in bulk, empty Trash or Spam at once, and search inside a folder.

Report spam, rescue wrongly flagged messages, block senders, and understand email authentication badges.

Customize your webmail — switch themes, change language, enable 2FA, and learn keyboard shortcuts.

See sender photos in webmail, set your own with a free Gravatar, and turn sender photos off whenever you like.

Use responsive webmail on a phone or install it as a home-screen app, including tenant-branded icons, offline fallback, and notification limits.

Connect Gmail, Yahoo, iCloud, or any IMAP mailbox to TrekMail and read, reply, and send from every account in one place. Here is how connected accounts work.

Connect a Gmail account to TrekMail in about a minute using a Google app password, then read your Gmail, reply, and send without leaving your TrekMail inbox.

Use Gmail as the inbox you read in TrekMail while customers see your business address, with automatic replies and a choice of sending service.

Connect Yahoo Mail or AOL Mail to TrekMail with a free app password, then read and send from those accounts inside your TrekMail inbox. A simple step-by-step.

Connect iCloud Mail to TrekMail using an Apple app-specific password, then read, reply, and send from your iCloud address inside TrekMail. Here is how to do it.

Connect Outlook.com, Hotmail, Live, or Microsoft 365 to TrekMail with one secure Microsoft sign-in — no password stored — then read and send from that address in one inbox.

Have email at another host, cPanel, or your own server? Connect almost any IMAP mailbox to TrekMail by entering its server settings. Full walkthrough here.

A connected account not syncing, or asking you to reconnect? Common fixes for password, app-password, and server errors when connecting Gmail, Yahoo, or IMAP.

Use the guided Apps & devices screen to connect a TrekMail mailbox to Gmail, Outlook, Apple Mail, Thunderbird, or another IMAP app.

Find TrekMail incoming and outgoing server names, secure ports, login details, and connection limits for any email app.

Use Gmail to read TrekMail mail. The mobile app supports IMAP fully; Gmail web sends fine but only receives via TrekMail forwarding (Google dropped IMAP fetch).

Set up TrekMail in Outlook (classic, new, Mac, mobile, OWA) — autodiscover, manual IMAP/SMTP, fixing the password-prompt loop, and per-version quirks.

Connect a TrekMail mailbox to Apple Mail with a secure configuration profile, or enter the same settings manually when profiles are unavailable.

Add a TrekMail mailbox to Mozilla Thunderbird over IMAP and SMTP — the exact server names, ports, and security to enter when you set it up manually.

Connect a TrekMail mailbox to Mailspring as a custom IMAP/SMTP account — the incoming and outgoing server values to type in, step by step.

Set up a TrekMail mailbox in Spark by Readdle using manual IMAP/SMTP — the inbox and outbox server settings to enter under Additional Settings.

Add TrekMail to iOS Mail, Gmail Android, Outlook Mobile, Spark, Samsung Email, and Thunderbird Android — universal IMAP settings plus per-app walkthroughs.

Connect TrekMail to Apple Calendar and Apple Contacts on macOS using CalDAV and CardDAV. Step-by-step setup with the exact server, username, and password.

Add TrekMail to native iPhone and iPad Calendar and Contacts apps.

Connect your TrekMail account to Android Calendar and Contacts using DAVx5. Free open-source app from the Play Store with two-way CalDAV and CardDAV sync.

Set up TrekMail CalDAV calendar and CardDAV contacts in Thunderbird with the TbSync add-on. Two-way sync with Lightning calendar and the address book.

Microsoft Outlook does not support CalDAV natively. Use the free Outlook CalDAV Synchronizer plugin to sync your TrekMail calendar to Outlook on Windows.

Plain-language overview of what powers TrekMail webmail and how it connects to your mailbox.