Smart email
Spark automatically sorts new emails into personal, newsletter and notification categories for easy processing, placing emails from real people at the top of your inbox.

A new home for email
All your accounts in one place
Our Unified Inbox can display accounts separately, or as multiple accounts in one inbox - intelligently sorting priority and non-priority email.

Secure and private email
Spark guarantees security and data privacy. Your data is solely used for product optimization and is never shared with third parties. Data storage and encryption is secured through Google Cloud service. Learn more.
Spark productivity with focused features
Our core features are designed to heighten your focus and allow you to create customized workflows that suit your needs. Truly master your inbox and get the most out of your day.
Priority emails
Highlights important emails so that you never miss a messageGatekeeper
Screen and block emails from unnknown sendersGroup by Sender
Bundle emails from preferred senders for easy accessMute threads
Mute threads that are no longer relevant*Please be aware that during its current development phase, Spark is working toward feature parity between platforms. Therefore, the user experience of Spark MacOS, Windows, iOS or Android may vary.