Highlights messages from real people at the top, ensuring important messages are not missed.
Email volume is increasing, leading to "inbox anxiety." Traditional email apps often lack advanced filtering or collaborative tools.
Allows scheduling emails to return at a later time. Spark – Email App by Readdle
A proactive feature allowing users to pre-screen new senders before they clutter the inbox. 2.2 Spark +AI Assistant (2026)
Automatically categorizes emails into "Personal," "Notifications," and "Newsletters". Highlights messages from real people at the top,
Spark is positioned as a powerful alternative to native clients (Gmail, Apple Mail), striking a balance between productivity features and a clean, modern user experience. 1. Introduction
Paper Title: Reimagining the Inbox: An Analysis of Spark Email by Readdle in 2026 Executive Summary similar to Google Docs.
Real-time collaboration on emails, similar to Google Docs.