Email · Buyer's guide

How to Choose Email Marketing Software

Pick the email tool that fits how you actually send, not the biggest name in the demo. A clear framework, a fit matrix, and the criteria that matter at your stage.

Reviewed by Fredrik Filipsson· Updated June 2026· How we vet

Start with the sends, not the logo

Most email tool regret traces back to the same mistake: picking the best known name, then bending the program around it. The better order is to map how you actually reach your list, how big it is, how often you send, and how much automation you want, then find the tool that fits that motion. A solo newsletter going out weekly needs almost nothing that a busy ecommerce store with abandoned cart flows needs, and pays for the gap when it buys the heavy option anyway.

This guide walks the decision in the order that protects you from buyer's remorse: define the job, weigh the criteria that matter for your stage, then shortlist against a rubric instead of a feature checklist. We score every tool we cover against the same rubric, described in how we vet, so the editorial picks below are comparable.

Decision framework

Six questions, answered in order

Step 1
How big is your list, and how fast is it growing

Count active subscribers, then project a year out. Most tools price on contacts, so a list that doubles can move you two tiers. Send based tools like Brevo bill on emails sent instead, which helps if you hold a large list but mail it less often than its size suggests.

Step 2
What do you send, and how often

A weekly newsletter, a launch sequence, and daily ecommerce flows are different jobs. Match the editor and template depth to your formats, and check the monthly send ceiling, since free and entry tiers cap sends as well as contacts.

Step 3
How much automation do you need

Light tools cover a welcome series and a few triggers. Deeper platforms like ActiveCampaign add conditional logic, lead scoring, and a built in CRM. Buy the weight you will actually use, not the longest workflow you can imagine.

Step 4
Does deliverability and authentication matter at your volume

Past a few thousand sends, inbox placement is the whole game. Look for easy SPF, DKIM and DMARC setup, a clean sending reputation, and clear bounce and spam reporting. A cheap tool that lands in spam costs more than a dearer one that reaches the inbox.

Step 5
Which tools must it talk to

Your store, CRM, forms, and ads set the integration floor. Ecommerce sellers should check native Shopify or WooCommerce support and product level data. Confirm native integrations first, then the marketplace, then the API.

Step 6
What is the real budget, free tier included

Read price per month at your contact count, then add the annual versus monthly gap, paid add ons, and the cost to remove vendor branding. The sticker tier is rarely the tier you land on. Our pricing guide breaks down where the bill grows.

Match the tool to the sender

Which email tool fits which team

Capability
ActiveCampaign
MailerLite
Brevo
Mailchimp
Free plan to start
Low cost at small list size
Deep automation and CRM
Send based pricing option
Native SMS in the box
Ecommerce and product data
full partial none or extra cost

Glyphs reflect our editorial read of each plan's typical fit, not a vendor claim. Capabilities and tiers verified against vendor sites as of June 2026; check the vendor for current pricing and packaging.

Editorial scores from our reviews, for orientation: ActiveCampaign 92, MailerLite 90, Brevo 89, Mailchimp 85. Scores are assessments against our rubric, not a popularity count, and they are never for sale.

Common questions
What is the most important factor when choosing email marketing software?

Deliverability and adoption. A tool whose mail reaches the inbox and that your team actually uses beats the one with the longer feature list. Optimize for your sending model and list size first, then for the integrations you already rely on.

Should a small business or creator start with a free plan?

Often yes. MailerLite, Brevo and Mailchimp all offer free tiers, as of June 2026, so you can prove the habit before you pay. Plan to upgrade once you pass the contact or send cap, or once you need automation the free tier locks.

Contact based or send based pricing, which is cheaper?

It depends on your ratio of list size to send volume. Contact based tools suit teams that mail their whole list often. Send based tools like Brevo suit teams holding a large list they mail less frequently. Map your numbers before you commit. Verified June 2026; check the vendor for current pricing.

Get the email shortlist that fits your team

One email when the rankings move. The shortlist, the tradeoffs, the price changes. No filler.

Get the free shortlist: the tools worth your time in each category, without the fluff.