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
Spark Mail
Email · Readdle
What it does: Smart email app with AI writing and team features.
Who it's for: Individuals and small teams wanting a nicer email app.
Free plan available Paid from $8.25/user/month billed yearly (Plus) Last verified Oct 15, 2026
Fyxer AI
Email · Fyxer AI
What it does: AI assistant that drafts email replies in your tone and takes meeting notes.
Who it's for: Busy professionals, founders and small-business owners.
Free plan available Paid from $37/person/month billed annually (Pro) Last verified Oct 15, 2026