Top 10 Best Email Marketing Software for Startups in 2025
October 27, 2025
Starting a business is full of excitement - but making your voice heard is not an easy task. That’s where email marketing comes in. It is one of the cheapest and most efficient means that startups have at their disposal to create relationships, develop leads, and increase sales. By using the right email marketing software, you can be free of the time-consuming tasks that usually take hours, have your campaigns automated, and get the image of a professional right from the first day.
In this blog, we’ll explore 10 best email marketing software for startups, comparing their standout features, pricing, and what makes each one worth your attention. Whether you’re just starting out or ready to scale, there’s a perfect fit waiting for you.
If you’re building a startup and want your emails to truly connect, Mailmodo is more than just an email tool — it’s an AI email marketing platform designed to make every message smarter. It helps you create, personalize, and optimize emails using AI, ensuring your campaigns hit the right audience at the right time. From generating subject lines to suggesting content ideas, Mailmodo’s AI makes email marketing effortless for growing teams.
What makes it even better is its journey builder — a visual automation tool that lets you design customer journeys with precision. Whether it’s onboarding, lead nurturing, or re-engagement, you can map out the entire flow and let AI handle the rest. Perfect for startups that want powerful automation without complexity.
Key Features:
Pricing:
Free plan: ₹0/month
Lite plan: ₹3,199/month
Pro plan: ₹6,399/month
Max plan: ₹11,999/month
MailerLite is the kind of tool which seems to have been created specifically for startups. It is simple, clean, and intuitive — providing you with everything that you need to start your email marketing journey without the need of going through the process twice. If you are just starting your first campaign or if you are increasing your subscriber base, MailerLite enables you to keep things simple by utilizing drag-and-drop editing, automation, and lovely templates which make your emails look professional in no time.
One of the things that is really nice about MailerLite is its perfect balance between affordability and power. It gives startups the means to nurture customer relationships via newsletters, landing pages, and even websites, thus, making it a one-stop place. You do not need to have design or coding skills to take the first step; only your ideas and a few clicks.
Key Features:
Pricing:
Free plan: $0/month
Growing Business plan: $9/month
Advanced plan: $18/month
Moosend is an email marketing software of the kind that provides startups with the power of a big brand but without the price of a big brand. One of the notable things about the company is that it is priced economically while still being fully loaded with a number of intelligent automation tools that help you to grow faster. With its simple interface, you can create attractive campaigns, automate customer journeys, and track, all without the help of a tech team.
What makes Moosend stand out is its AI-powered recommendations and predictive analytics. It studies your audience behavior to help you send the right message at the right time, improving open rates and conversions effortlessly. For startups aiming to grow smart, not just fast, Moosend is a gem.
Key Features:
Pricing:
Pro Plan: $9/month (up to 500 subscribers, unlimited emails)
Free Trial: 30 days with full Pro features
Enterprise Plan: Custom pricing based on subscriber count and requirements
Brevo (formerly Sendinblue) is pretty much the Swiss Army knife of email marketing for startups flexible, efficient, and quite user-friendly. However, it is not just an email tool, but an all-in-one communication platform that includes email, SMS, chat, and CRM. With Brevo, startups managing different channels can maintain their sanity as the service brings everything together in one neat dashboard.
The features that automation and personalization represent, are quite a powerful combination, and that is where the company achieves its biggest success. The possibilities are endless: you can create customer journeys, divide your audience into segments, and even assign scores to leads so that you can find and target the right people with the perfect message.Brevo’s scalability means you can start small and expand as your startup grows without switching platforms.
Key Features:
Pricing:
Free: $0/month
Starter: $7/month
Business: $15/month
Enterprise: Custom pricing
Using ActiveCampaign is like having a marketing strategist right inside your software. It’s an advanced AI-driven email marketing platform aimed at startups to help them provide personalized experiences to a large number of users. Its strong automation feature allows you to initiate targeted emails which are based on user actions, track engagement, and nurture leads automatically — all if you keep your tone human and conversational.
The feature that most effectively highlights the use of ActiveCampaign is its seamless integration of email, CRM, and AI. It forecasts customer behavior, suggests the following steps and, thus, you get to concentrate on the real things that matter i.e. creating lasting relationships that bring you results. For startups ready to grow smartly, this platform feels like an extra team member.
Key Features:
Pricing:
Starter: $15/month
Plus: $49/month
Pro: $79/month
Enterprise: $145/month
Mailchimp is practically the household name in email marketing — and for good reason. It’s built for everyone, but startups especially love it for its simplicity and trusted reputation. Whether you’re sending your first campaign or managing a growing list, Mailchimp gives you a clean, guided experience with tools for design, automation, and analytics all in one place.
What’s great about Mailchimp is how it helps you grow beyond just emails. You can create landing pages, run ads, and even manage social posts — all powered by AI-driven recommendations that make marketing smarter and easier. For startups, it’s like having a mini marketing team built into your dashboard.
Key Features:
Pricing:
Free: $0/month
Essentials: $5/month
Standard: $7/month
Premium: $138/month
HubSpot is the go-to choice for startups that want to grow with structure and insight. It’s more than just an email tool — it’s a full-fledged AI-powered marketing platform that connects your emails, CRM, and automation under one smart ecosystem. From building beautiful emails to tracking every customer interaction, HubSpot helps you understand your audience deeply and act on those insights instantly.
What makes HubSpot ideal for startups is its scalability. You can start with free tools and upgrade as your business grows, without losing data or momentum. Its AI helps you craft better emails, predict customer behavior, and automate follow-ups — saving you time while improving conversions.
Key Features:
Pricing:
Free: $0/month
Starter: $65/month
Professional: $324/month
Enterprise: $720/month
Constant Contact is one of those tools that feels like a mentor for your marketing journey — steady, reliable, and built to help startups grow confidently. It’s designed to simplify email marketing, especially for new businesses that want professional results without needing advanced tech skills. You can easily create stunning campaigns, manage contacts, and automate follow-ups, all from one friendly dashboard.
What makes Constant Contact shine is how it goes beyond emails. With its AI-powered features, you can optimize subject lines, send times, and content automatically. Plus, it supports event marketing, surveys, and social media tools — making it a great all-in-one solution for busy startup owners.
Key Features:
Pricing:
Lite: $12/month
Standard: $35/month
Premium: $79/month
Klaviyo is the secret weapon for startups that thrive on personalization and data-driven marketing. It’s an AI email marketing platform built to understand your customers deeply and deliver messages that feel tailor-made. If your startup runs an online store or eCommerce brand, Klaviyo helps you send perfectly timed emails that drive repeat sales and boost customer loyalty.
The real magic of Klaviyo lies in its AI-driven insights and predictive analytics. It analyzes customer behavior — like when they might make a purchase or churn — and automates campaigns accordingly. It’s like having a personal marketing analyst working behind the scenes, ensuring your startup communicates smarter every time.
Key Features:
Pricing:
Free: $0/month (up to 250 contacts)
Email plan: Starting at $20/month
Email & SMS plan: Starting at $35/month
Campaign Monitor is perfect for startups that care about both design and results. It lets you create stunning, on-brand emails with ease, thanks to its drag-and-drop editor and sleek templates. Even if you’re new to email marketing, Campaign Monitor helps you look professional from day one — and its analytics ensure you always know what’s working.
What really makes it shine is the focus on personalization and storytelling. You can set up automated journeys, tailor messages to each customer, and track engagement effortlessly. For startups that value both creativity and strategy, Campaign Monitor brings a balance of beauty and brains.
Key Features:
Pricing:
Lite (Basic): $29/month for unlimited emails.
Premier: $149/month for unlimited emails plus advanced features.
Choosing the best email marketing software for startups isn’t just about features — it’s about finding a platform that grows with you. Whether it’s Mailmodo’s AI-powered journeys, Brevo’s multi-channel versatility, or HubSpot’s all-in-one ecosystem, each tool brings something special to the table. The right one depends on your startup’s goals, budget, and how hands-on you want to be.
Think of your email platform as a partner — not just a tool. A good AI email marketing platform can automate the busywork, personalize communication, and help you connect with customers on a deeper level. Start simple, experiment often, and let data guide you. As your startup scales, your email marketing will too — smarter, stronger, and more human than ever.
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Mailmodo is an email marketing tool, powered by AMP Emails, enabling users to create & send app-like interactive emails to improve conversions.
This allows your users to
- Book meetings
- Submit quizzes
- Take polls
- Share reviews
- Take NPS & CAST surveys
and much more all inside the email itself
