2026 Best AI Email Assistant tools

A

Auto Gmail

AI Email Assistant

A Gmail-based AI assistant that drafts replies with ChatGPT and manages email

W

WriteMail.ai

AI Email Assistant

AI email writer for drafting emails and replies with tone controls, multilingual support, Gmail integration, and a free plan

P

PlusVibe

AI Lead Generation

Cold email automation with inbox warm-up, lead enrichment, and deliverability controls

B

BOND

AI Email Assistant

BOND is an AI chief of staff that turns Slack, email, calendar, and docs into a ranked to-do list and follow-ups.

P

PolitePost

AI Rewriter

AI tool that rewrites rough emails into professional workplace language

C

crosswalk

AI Knowledge Base

An MCP-based inbox and sharing space for reading newsletters and group updates with AI assistants.

I

Inbox AI

AI Email Assistant

Mac app for AI-assisted conversations, email processing, and task automation by voice or text.

B

BacklinkGPT

AI SEO Tools

AI outreach agent for prospecting, outreach, and backlink tracking

L

Lemni

AI Code Assistant

Lemni helps teams set up custom AI agents for phone, email, webhooks, and connected tools, automating support and outreach with human review.

R

Receiptor AI

AI Document Extraction

AI software that extracts receipts and invoices from email, WhatsApp, and uploads.

G

GodmodeHQ

AI Lead Generation

AI platform for finding leads, personalized outreach, and campaigns

R

Remail

AI Email Assistant

AI assistant for browser workflows, email, documents, and videos

M

Mermail

AI Email Assistant

Mermail gives AI agents a dedicated email inbox and an optional Agent Wallet for controlled payments. It is designed for workflows such as verification, customer support, outbound outreach, scheduling, and purchases from supported services.

F

Fuse

AI Lead Generation

AI-native sales platform for lead discovery and outreach automation

U

Upstream

AI Email Assistant

An AI-powered Gmail inbox for organizing email, drafting replies, and coordinating team workflows.

H

HeyHelp

AI Email Assistant

HeyHelp is an AI email assistant for Gmail that drafts replies, organizes inboxes, and automates follow-ups and scheduling.

G

Gro

AI Lead Generation

Autonomous revenue platform for B2B prospecting and sales

T

ToneBird

AI Email Assistant

ToneBird is a desktop AI reply assistant for drafting messages in email and chat apps. It uses conversation context, relationship memory, and connected documents to suggest replies you can edit, insert, review, and send yourself.

C

Commenter AI

AI Email Assistant

Prioritize active sales conversations across LinkedIn, Gmail, and Google Calendar.

A

AI Writer

AI Email Assistant

AI Writer is an AI writing app for drafting emails, essays, articles, and message templates from a short prompt and context, with customizable style and tone across smartphones, tablets, and computers.