Spark - Mac最好用的多邮箱客户端，就像官方的介绍：形简、至能，悠邮自在。迅速、智能，Spark 真正是是邮件管理一众应用的的最好典范。Spark团队协作，让您运筹帷幄！邮件智能优先显示，静默无忧，收件箱必然井然有序。Spark 自动将来真实发件人的邮件列在顶端，方便置顶和回复，批量归档其他邮件。
Focus on important emails
Spark intelligently prioritizes your email. It bubbles important messages from real people to the top. Pin and reply to those, and batch archive the rest.
Distraction-free email
Spark reduces the noise by only notifying you about emails from people that you know. Reclaim your space for creativity and get peace of mind.