10 best email AI tools for 2026

Looking for the best email AI tools? We've curated 18 options across the sendbox.fun directory. Here are 10 worth your attention — each with pricing, integrations, and what they're built for.

Email marketing and CRM platform with AI-powered automation, predictive sending, and customer journey mapping.

$15/mo 14-day free trial

Beehiiv

Email

Newsletter platform with built-in growth tools, monetization, and AI writing assistant for creators and publishers.

$39/mo Free plan for 2,500 subscribers

Braze

Email

Customer engagement platform with AI for cross-channel messaging and personalization.

Custom pricing Demo available

Brevo

Email

All-in-one marketing platform with email, SMS, WhatsApp, chat, and CRM. Formerly Sendinblue.

$8.08/mo Free plan for 300 emails/day

Email marketing platform built for creators with visual automations, landing pages, and subscriber tagging.

$9/mo Free plan for 1,000 subscribers

Messaging platform for sending personalized emails, push, SMS based on user behavior.

$100/mo Free trial

Front

Customer Service

Customer communication platform with AI assist, shared inboxes, and team collaboration.

$19/user/mo 7-day free trial

Instantly

Sales & CRM

Cold email platform with unlimited sending accounts, AI personalization, warmup, and deliverability tools.

$30/mo Free trial

Cross-channel marketing automation with AI-powered personalization and send time optimization.

Custom pricing Demo available

Klaviyo

Ecommerce

Email and SMS marketing platform built for ecommerce with AI-powered segmentation, predictive analytics, and automation.

$20/mo Free plan for 250 contacts

See the full list

There are 18 email tools in the sendbox.fun directory. Filter by price, popularity, or recency to find the right one.