Add ability to create custom folders in Trove.

An option to bold, underline, italicise and ...

Drag and drop contacts between To:, CC:, and BCC: fields when composing emails.

Is there any feature where we can multi-snooze e-mails? As in, picing multiple e-mails for the same...

Add ability to choose color associated with different accounts for ease of use.

Add support for drafts in the mobile client

After opening and dealing with an email, continue on to the next (important?) email in my inbox.

Sync between Trove and my phone's contacts.

Smart view to easily access all attachments that have been sent to me.