18.3
Mailchimp is an email marketing service with web, iOS, and Android access.
Free planAndroidiOSWeb
Best AI E Mail Tool in 2026
AI email tools help draft messages, tailor wording, automate email workflows and connect campaigns with other services. This category includes services with web, API, browser extension, iOS, Android and Windows access. Before choosing, check Android support if you work from a phone or tablet. Compare free-plan access, trial terms, starting paid price, language coverage, integrations and controls for your brand voice.
28.3
Regie.ai builds RegieGO, a web-based workspace for sales prospecting.
Free planAndroidiOSWeb
37.9
GetResponse is a lifecycle automation platform for connecting the stages from a first visit to a repeat purchase.
AndroidiOSWeb
- 4
Instantly
Instantly combines cold email automation with a built-in B2B lead database for sales outreach.
AndroidiOSWebAPI7.8From $47 a month - 5
Constant Contact
Constant Contact is a paid email marketing service for managing subscribers and sending campaigns on the web or Android.
AndroidiOSWebAPI7.7From $12 a month - 6
7.6From $4.99 a month - 7
MailerLite
MailerLite is an email marketing service for creating campaigns and managing audiences.
Free planiOS7.5From $12 a month - 8
Mailjet
Mailjet is an email marketing and API platform for creating, sending and automating marketing and transactional messages.
Free planWebAPI7.5From $9 a month - 9
7.2From $50 a month - 10
Lavender
Lavender helps people assess and personalize emails, with an Email Coach that scores messages and templates, suggests revisions, and uses AI to…
Free planWebExtension7.1From $27 a month - 11
Klaviyo
Klaviyo is a web marketing platform for communicating with customers across email, SMS, RCS, mobile push, WhatsApp, and social marketing.
Free planWeb7.0Free plan - 12
Ellie
Ellie is an AI email assistant that prepares reply drafts from email-thread context and learns a user’s tone, sign-offs, and writing patterns from sent mail.
Free planWebExtensionWindows6.9From $19 a month - 13
Snov.io
Snov.io is a lead generation and sales outreach platform for finding prospects, enriching contact data, and running email and LinkedIn campaigns.
WebAPIExtension6.9From $39 a month - 14
Moosend
Moosend is an email marketing and marketing automation platform for campaigns, audience tools, and automated workflows.
WebAPI6.8$350 one-time - 15
lemlist
lemlist is a paid sales engagement platform for finding leads, personalizing outreach, and running campaigns across several channels.
WebAPIExtension6.6From $55 a month - 16
Reply.io
Reply.io is a sales engagement and cold email outreach platform for businesses and sales teams.
WebAPIExtension6.6From $59 a month - 17
Smartlead
WebAPI6.6From $39 a month - 18
Mailshake
Mailshake is sales engagement software for automating outreach and generating leads.
WebExtension6.3From $25 a month - 19
Benchmark Email
Benchmark Email is a web-based email marketing service from a maker founded in 2004.
Free planWeb6.1Free plan - 20
5.9From $149 a month - 21
Drip
Drip is a web-based email marketing service from Drip, a company founded in 2012 and headquartered in Minneapolis, Minnesota, US.
Web5.4
Choosing well
Check Android access
The category includes tools that run on Android, but platform coverage differs by product. Check the product page for an Android app or a mobile-friendly web option before signing up.
Web, API, extension, iOS and Windows access can suit other parts of your workflow.
Compare plans and trials
A free plan is available from tools in this category, while other products use paid plans with a trial. Check whether the free option covers the features you need and whether a trial requires payment details.
Published examples include Ellie and Lavender with free plans. Instantly, Klenty and lemlist list paid starting plans with 14-day trials; Lavender lists paid pricing from $27 per user monthly on annual billing.
Match writing controls
Compare email generation with personalization and supported languages. Brand voice controls can help keep wording consistent with your preferred style.
Look for the combination that fits your messages rather than choosing on generation alone.
Review workflows and integrations
Email workflows describe how a tool handles follow-ups and other automated steps. Email integrations show whether it can connect with the services you already use.
Check the API, web and extension options when your process spans several systems.
Read the paid starting point
Pricing models range from freemium to paid. Check the billing period, user limits and what is included before moving beyond a free plan or trial.
Examples of published starting prices include $47 per month for Instantly, $50 per user monthly on annual billing for Klenty and $55 per month on annual billing for lemlist.
Questions people ask
Do these AI email tools have Android apps?
Android is a supported platform in this category, but availability depends on the tool. Check its product page for an Android app or use its web option.
Can I start without paying?
A free plan is offered by tools in this category, and free trials are also available. Check the individual plan terms before starting.
What should I compare besides email generation?
Compare personalization, email workflows, supported languages, email integrations and brand voice controls, along with plan and platform details.
Are paid starting prices published?
Several tools publish starting prices. Examples include Instantly at $47 per month, Klenty at $50 per user monthly on annual billing and lemlist at $55 per month on annual billing.
Can these tools connect to other email services?
Email integrations are a comparison point for this category. Review the integrations listed by the tool to check whether they fit your workflow.