8 Best Free Email Marketing Software in 2026: Top Picks Compared

Kit has the largest free plan in email marketing, and that is what puts it first. The free Newsletter plan covers up to 10,000 subscribers with unlimited broadcasts, landing pages and forms (Nov 2026). A creator can build an audience for months, or years, without paying anything, and paid plans add sequences, visual automations and paid recommendations.

The catch is the price jump when you do pay. Creator starts at $39 a month for up to 1,000 subscribers, up from $29, and the free plan limits automation, so a creator who needs sequences will pay sooner than the 10,000-subscriber cap suggests. Kit has no SMS channel and suits stores less than Omnisend or Brevo.

Sender has the most generous free send allowance in email marketing. The free plan covers 2,500 subscribers and 15,000 emails a month, with automation, segmentation, landing pages and 24/7 support included (Nov 2026). A small business can run a real newsletter program for months without paying, and Standard starts at $9 a month when the list outgrows the free tier.

The catch is the integration list. Sender is a smaller company with fewer native integrations than Mailchimp or Brevo, so a niche booking or point-of-sale system may need Zapier. SMS is a prepaid add-on, and free emails carry Sender branding until you upgrade.

EmailOctopus has the simplest free plan in this list. It covers 2,500 subscribers and 10,000 emails a month, and Pro starts at $9 a month billed annually (Nov 2026). There is no SMS channel, no CRM and no course builder to learn, so a beginner can import a list, pick a template and send a first newsletter the same day.

The catch is the growth ceiling. Free-plan reports expire after 30 days, and you get one form and one landing page until you pay. A shop that later wants SMS or abandoned-cart flows will outgrow it, and some integrations such as Shopify run through Zapier rather than a direct link.

Brevo free is the best pick for a large list that sends a few times a month. The free plan stores up to 100,000 contacts and sends 300 emails a day, against a paid Starter at $9 a month for 5,000 emails (Nov 2026). The same account covers SMS, WhatsApp and a basic CRM, so a small business can drop a second tool.

The catch is the daily cap. A newsletter to 1,000 people takes four days at 300 emails a day, so the free plan suits small sends only. Starter also keeps the Brevo logo unless you pay for removal, and the $9 tier stores only 500 contacts, so a large list needs a higher tier to send at volume.

GetResponse free is the best pick for a small business that wants landing pages with its email. The free plan covers 500 contacts and 2,500 emails a month, and Starter costs $19 a month for 1,000 contacts, or $15.58 billed annually (Nov 2026). Higher tiers add webinars, a website builder and courses, so the free plan is a real trial of the wider platform.

The catch is the automation window. The free plan switches automation off after the 14-day premium window, and Starter allows only one custom automation workflow. The free plan also carries GetResponse branding and has no integrations, so a team that needs automation should budget for Marketer at $59 a month.

Omnisend has the only free plan in this list with full automation features. It covers 250 contacts and 500 emails a month and includes the automation flows, not a stripped demo of them (Nov 2026). Standard starts at $16 a month for 500 contacts with 6,000 emails, and prebuilt flows cover abandoned carts, welcome series and post-purchase emails. Support answers around the clock on every plan, including free.

The catch is the store focus. Omnisend is built for stores, so a business that does not sell online gets little value from it. SMS costs extra through credits, and new customers need Pro plus a paid SMS subscription to send texts, which narrows the gap with pricier rivals.

Klaviyo free is the best pick for a store that wants behavior-based segments at no cost. The free plan covers 250 active profiles, 500 email sends and $5 of SMS and MMS credit a month (Nov 2026). Paid email plans start at $20 a month for 251 to 500 profiles and scale by active profiles, with a monthly send allowance built in.

The catch is the price curve. Costs grow quickly as active profiles grow, and SMS is a separate cost on top of email. The free plan is also small at 250 profiles, so a growing store hits the paid tier fast, and Klaviyo suits stores far better than it suits newsletters or B2B teams.

MailerLite free is the best pick for a small business that wants automation and a website at no cost. The free plan covers 250 subscribers and 2,500 emails a month and includes three automations, plus a website builder, landing pages and digital product sales (Nov 2026). Comfort starts at $12 a month for 500 subscribers and raises the cap to 50 automations.

The catch is the free plan size. It shrank in June 2026 from 500 subscribers and 12,000 emails to 250 and 2,500, so it now matches Mailchimp's free contact limit exactly. Live chat is also limited on the free plan and only becomes 24/7 on Power at $25 a month.