Growth · alternatives · 2026

24 alternatives to 100CAP

Cold email software with automated personalization

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. 100CAP launched in 2021; newer entries below may have overtaken it.

1
Inbox Zero▲821
Clean Up Your Inbox In Minutes Newsletter management, AI automation, and email analytics. Inbox Zero is the open-source email app that puts you back in control of your inbox.
2023 · getinboxzero.com · its alternatives →
2
Zero▲845
Hi HN, I’m Nizar, and I’m building Zero (https://0.email) — an AI-powered email client that manages your inbox for you. Email hasn’t changed in decades, even though the way we work has. The average knowledge worker now spends close to 30% of their week on email, constantly reacting, replying, and sorting through noise. It’s become one of the biggest productivity sinks in modern work. At the same time, AI has transformed how we write, plan, and collaborate — yet our inboxes are still stuck in the past. I built Zero to fix that. Zero automatically prioritizes, organizes, and even…
2025 · 0.email · its alternatives →
3
Success.ai▲364
Supercharge your growth with AI-powered cold emails
2023 · success.ai · its alternatives →
4
SmartWriter▲245
Scale with AI-personalised cold emails
2021 · smartwriter.ai · its alternatives →
5
Cold Email Personalization By SalesBlink▲134
Personalize your cold emails and 10x your reply rate
2022 · salesblink.io · its alternatives →
6
Million Dollar Email Templates 2.0▲349
Steal the emails that have generated $100+ million
2021 · million-dollar-emails.com · its alternatives →
7
Bulk Blizzard▲108
The easiest way to generate cold email templates in bulk
2023 · its alternatives →
8
Warmer.ai▲212
Generate personalized emails in seconds, written by AI
2021 · warmer.ai · its alternatives →
9
Email Mastery.▲100
Master the art of cold emailing
2023 · vikasbiz.gumroad.com · its alternatives →
10
Mailshake 2.0▲164
Send engaging cold outreach emails, on autopilot
2021 · mailshake.com · its alternatives →
11
Nureply▲221
Send personalized emails with AI, convert leads to customers
2023 · nureply.com · its alternatives →
12
ColdScribe▲172
An AI tool for generating personalized cold emails
2024 · coldscribe.com · its alternatives →
13
Quicklines▲138
Cold email personalized AI icebreakers to get more responses
2022 · its alternatives →
14
Jack-of-Cold-Mails by TextCortex▲170
30 proven cold email outreach templates to increase replies
2022 · textcortex.com · its alternatives →
15
CoolOutreachAI▲73
Generate AI driven relevant > hyper-personalised cold emails
2024 · its alternatives →
16
eCold.ai▲85
AI-powered personalized icebreakers for cold emails in bulk
2023 · ecold.ai · its alternatives →
17
AtMailWin▲82
Winning cold mailing campaigns
2023 · its alternatives →
18
Super Send 2.0▲157
Automate cold outreach - email, Linkedin & Twitter
2023 · supersend.io · its alternatives →
19
EmailIntro.ai▲124
AI for writing personalized 1-2 sentence email intros.
2022 · its alternatives →
20
Cold Email Composer by Bant.io▲81
Craft the perfect cold email to acquire more customers
2021 · its alternatives →
21
Sunnygo▲90
Generate personalized cold emails using LinkedIn profiles
2023 · cold-email-eight.vercel.app · its alternatives →
22
Outbound▲117
Generate personalized cold emails with AI
2021 · tryoutbound.ai · its alternatives →
23
Autoklose 2.0▲124
Cold email reimagined 💌
2020 · app.autoklose.com · its alternatives →
24
LeadsEngager ▲117
Generate personalized videos at scale for cold outreach
2024 · 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 →