Conversion GemsConversion Gems

Free email marketing software

Free email plans cap list size, sends or both. Compare 16 tools by what each free tier covers, from MailerLite's 250 subscribers to beehiiv's 2,500.

Scored by the Conversion Gems editorial team · reviewed June 2026 16 tools with a free plan · median paid plan $15/mo
16 tools
DetailsPricingFree planFree trialWhat the plan includesReview
Omnisend8.1 / 10Freemium$16/moYesYesFree tier; Standard from $16/mo (500 contacts)Review Omnisend
beehiiv8.0 / 10Freemium$43/moYesYesFree up to 2,500 subs; Scale from $43/moReview beehiiv
MailerLite7.8 / 10Freemium$12/moYesYesFree (250 subs); paid from $12/moReview MailerLite
Brevo7.6 / 10Freemium$9/moYesYesFree (500 contacts); paid from $9/moReview Brevo
FlockNotes7.5 / 10Freemium$10/moYesYesFree up to 40 members; from $10/moReview FlockNotes
AWeber7.4 / 10Freemium$15/moYesYesFree up to 500 subs; Lite from $15/moReview AWeber
Postmark7.4 / 10Freemium$15/moYesYesFree (100 emails/mo); paid from $15/moReview Postmark
Sendtric7.3 / 10Freemium$9/moYes—Free (10K views/mo); paid from $9/moReview Sendtric
Benchmark Email7.2 / 10Freemium~$13/moapproximateYesYesFree up to 500 contacts; paid from ~$13/moReview Benchmark Email
Mailgun7.2 / 10Freemium$15/moYesYesFree (100 emails/day); paid from $15/moReview Mailgun
Mailchimp7.1 / 10Freemium$13/moYesYesFree (250 contacts); paid from $13/moReview Mailchimp
MailMint7.1 / 10Freemium$119.99/yrYesYesFree tier; paid from $119.99/yrReview MailMint
Reply.io7.1 / 10Freemium$49/moper seatYesYesFree plan; paid from $49/user/moReview Reply.io
ConvertKit7.0 / 10Freemium$33/moYesYesFree up to 10k subs; paid from $33/moReview ConvertKit
Mailzero6.8 / 10Freemium$9/moYes—Free (1 mailbox); Pro $9/moReview Mailzero
BlueHornet (now Marigold Campaigner)6.2 / 10Freemium$59/moYesYesFree 30-day trial; from $59/mo (Starter)Review BlueHornet (now Marigold Campaigner)
Omnisend8.1 / 10
Freemium · $16/mo · Free trial

Free tier; Standard from $16/mo (500 contacts)

beehiiv8.0 / 10
Freemium · $43/mo · Free trial

Free up to 2,500 subs; Scale from $43/mo

MailerLite7.8 / 10
Freemium · $12/mo · Free trial

Free (250 subs); paid from $12/mo

Brevo7.6 / 10
Freemium · $9/mo · Free trial

Free (500 contacts); paid from $9/mo

FlockNotes7.5 / 10
Freemium · $10/mo · Free trial

Free up to 40 members; from $10/mo

AWeber7.4 / 10
Freemium · $15/mo · Free trial

Free up to 500 subs; Lite from $15/mo

Postmark7.4 / 10
Freemium · $15/mo · Free trial

Free (100 emails/mo); paid from $15/mo

Sendtric7.3 / 10
Freemium · $9/mo

Free (10K views/mo); paid from $9/mo

Freemium · ~$13/mo · Free trial

Free up to 500 contacts; paid from ~$13/mo

Mailgun7.2 / 10
Freemium · $15/mo · Free trial

Free (100 emails/day); paid from $15/mo

Mailchimp7.1 / 10
Freemium · $13/mo · Free trial

Free (250 contacts); paid from $13/mo

MailMint7.1 / 10
Freemium · $119.99/yr · Free trial

Free tier; paid from $119.99/yr

Reply.io7.1 / 10
Freemium · $49/mo · Free trial

Free plan; paid from $49/user/mo

ConvertKit7.0 / 10
Freemium · $33/mo · Free trial

Free up to 10k subs; paid from $33/mo

Mailzero6.8 / 10
Freemium · $9/mo

Free (1 mailbox); Pro $9/mo

Freemium · $59/mo · Free trial

Free 30-day trial; from $59/mo (Starter)

About free email marketing software

Free email plans differ more than the word "free" suggests. Most cap the size of your list, some cap how many emails you can send, and some tools in this category are transactional-email services for developers rather than newsletter tools; SendGrid, for example, offers a 60-day trial instead of a free plan. Caps vary widely: MailerLite's free plan stops at 250 subscribers, Brevo's at 500 contacts and beehiiv's at 2,500 subscribers. 16 of the 25 email tools have a free plan, and the table shows what each one covers, as listed in our reviews.

Questions about free email marketing software