- Filing: Files emails in seconds with predictive filing, move emails between accounts, copy emails & folders, search for destination folders by name, shake-to-undo previous filing action, batch deletes and moves, file to favorite folders instantly, swipe to file.
- Folders: Expand & collapse folders, find folders by searching, add, move, rename, & delete folders, off-line operation for later synchronization, universal inbox, unread, & custom 'Smart' folders, show all folders/labels for email.
- Email Actions: Mark read/unread, flag, snooze/defer, batch processing, custom multi-step actions.
- Sending: HTML rich composer, always bcc option, inline images, send attachments from iCloud, Dropbox, & more.
- Search: Offline, full-text email search, search by date, sender, subject, or anything else, perform actions on search results, stored searches, search history.
- Tags & Categories: Assign Exchange categories to emails, tag emails with IMAP Keywords, browse categories, show all emails for a category, show all categories in email, color emails based on category.
- Contacts: Edit/Add senders to iOS contacts, quickly view all messages from any sender, search To's, From's, Cc's, & entire message.
- Tasks & ToDos: Add emails to iPhone Calendar, add emails Reminders, Exchange/Outlook & Toodledo, add emails to OmniFocus, Appigo Todo, Things, The Hit List, Evernote, Drafts, Notebooks & more, manage tasks in Reminders, Exchange/Outlook, & Toodledo.
- Customization: Configurable swipe actions, over 20 different color themes, quickly change multiple options using Presets, make the app look exactly like the iOS app, configurable buttons, fonts, & everything else.
- iPad: Split Screen Multi-Tasking, multi-pane layout, single-tap predictive filing, drag and drop, personalized layout options, keyboard shortcuts.
- iOS Enhanced for 3D Touch, iOS Share extension support.
- More: S/Mime encryption, email threading with conversation view, defer/snooze emails, passcode lock with Touch ID, pull to sync, speak emails, real-time sync progress.
- Compatibility: Outlook, Office 365, Exchange, IMAP (gmail, Rackspace, Yahoo, AOL, Comcast, iCloud, & any other modern email account), POP3 (not recommended).
- Privacy: Preside stores all information directly on the user's phone, servers do NOT have access to the user's email or account information, all email communication is between the user's device and their email account.
- In-app purchases: Preside is free, but users can purchase Premium for additional features.
- Former Blackberry users: If users are missing features from their Blackberry that they'd like to see implemented in Preside, they can contact the support team.