Shortwave
Email · Shortwave
What it does: AI-powered email app for Gmail with an assistant that searches and drafts.
Who it's for: Gmail users who get lots of email.
Paid only Paid from $30/seat/month (Business) Last verified Oct 15, 2026
SaneBox
Email · SaneBox
What it does: Automatically sorts unimportant email out of your inbox.
Who it's for: Anyone overwhelmed by email, on any mail app.
Paid only Paid from $4.54/month billed every 2 years (Snack) Last verified Oct 15, 2026