Growth · alternatives · 2026

24 alternatives to Email Thunder

Turn AI-Powered Emails Into Revenue – In Minutes

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Kite▲129
Turn email into your superpower
2025 · usekite.app · its alternatives →
2
Superhuman for Windows▲153
Fly through your inbox even faster than before
2023 · new.superhuman.com · its alternatives →
3
Thunder Mail▲87
Cheap and simple transactional emails API with Amazon SES
2018 · github.com · its alternatives →
4
Spark +AI▲181
Your email productivity, supercharged with AI
2023 · sparkmailapp.com · its alternatives →
5
Maily Wizard AI▲144
AI Wizard made it easy to create professional emails
2023 · its alternatives →
6
Supamail AI▲214
I run multiple projects and D2C brands, which means I manage 6 different Gmail accounts and easily get 100+ emails a day - team updates, invoices, customer queries, newsletters, OTPs… everything mixed together. After missing a few important emails that actually cost me money, I realized the problem wasn’t the number of emails, it was how hard it was to make sense of them. So I built Supamail, an AI-powered inbox that helps you read less and understand more. Here’s what it does: - Emails in last 24 hrs shrink into clear summaries, smart categories, and easy replies so you never feel…
2025 · supamail.co · its alternatives →
7
SmartWriter▲245
Scale with AI-personalised cold emails
2021 · smartwriter.ai · its alternatives →
8
Email Warm-Up by Snov.io▲345
Warm up your email to boost deliverability and get replies
2022 · snov.io · its alternatives →
9
Adios.ai – Stop email interruptions, receive emails 3 times a day▲93
Adiós brings your emails into your inbox just 3 times a day, so you can get sh*t done.
2018 · adios.ai · its alternatives →
10
Shortwave AI Assistant▲163
Your AI-powered executive email assistant
2023 · shortwave.com · its alternatives →
11
Orumail▲8
Get 5x more replies with AI-powered cold emails
Nov 2025 · orumail.com · its alternatives →
12
Blastable▲167
Get More Emails Inboxed Using AI
2025 · blastable.com · its alternatives →
13
SHAKEspeare AI Email Writer▲185
Auto-generate 3 cold email drafts in less than a minute
2022 · mailshake.com · its alternatives →
14
Email Warmup▲82
Automated email warming, lifetime access for just $59
2021 · ditlead.com · its alternatives →
15
Polymail Windows▲101
Simple, powerful email on Windows
2020 · polymail.io · its alternatives →
16
Autobound Light▲76
Intent-based insights turned into expert emails instantly
2021 · its alternatives →
17
Quicklines▲138
Cold email personalized AI icebreakers to get more responses
2022 · its alternatives →
18
Email Sequence / AI▲7
AI-powered email sequence generator
2025 · emailsequence.ai · its alternatives →
19
AI Email Assistant By Jeeva AI▲34
Your Inbox on Autopilot in 23 seconds
2025 · its alternatives →
20
The "Lazy Genius" Email Marketing System▲61
Your professional AI email copywriter
2024 · lazygeniusemail.com · its alternatives →
21
FastReply▲86
Finally a lightweight template system for your emails!
2020 · chromewebstore.google.com · its alternatives →
22
AI Email Campaign Planner▲54
Generate your email marketing strategy using AI
2024 · mailmodo.com · its alternatives →
23
Superhuman for Android▲65
The fastest email experience ever made — now on Android
2023 · superhuman.com · its alternatives →
24
MailCarftai▲3
AI-powered cold emails that actually get replies
Feb 2026 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →