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
What it does
Spark is an email app that works with Gmail, Outlook and others. It groups email smartly and has an AI assistant to write, reply and summarize, plus team sharing.
Who it's for
Individuals and small teams wanting a nicer email app.
Good points
- Free plan
- Works across devices
- AI writing built in
Watch out for
- Best AI and team features paid
- Privacy-conscious users should review data handling
Good for
Write an emailSort my inboxSummarize emailsManage multiple email accountsSchedule an emailShared inbox
Pricing
Free plan: yes · Paid plans from $8.25/user/month billed yearly (Plus)
Free plan. Plus $8.25/user/month ($99/year); Pro $16.58/user/month ($199/year).
Last verified Oct 15, 2026 on the official pricing page. Prices can change; check before you buy.
Alternatives
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
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
Related guide
Getting started with AI chat assistants: prompting basics: How to choose a free AI assistant, write clear requests (prompts) that get useful answers, and avoid common beginner mistakes.