Side by side
| Sender | MailerLite | |
|---|---|---|
| Free plan | Yes. Free Forever allows up to 2,500 subscribers and 15,000 emails a month, with 1 seat, 10 landing pages and Sender branding on forms, popups and newsletters. | Yes. Free for up to 250 subscribers and 2,500 emails a month, with 2 seats. If active subscribers go over 250, sending is locked until you upgrade or remove subscribers. |
| Starting price | Not published. | Comfort starts at $12 a month. It can be billed yearly, which saves 10%, or monthly. |
| How it charges | By subscriber count, set on a slider from 500 to 200,000. Email volume is tied to subscribers. A pay-as-you-go option starts at $29 for 5,000 emails. | By subscriber count and sending volume. You pay for the number of subscribers you have and the volume you send. |
| Works with | WordPress, WooCommerce, PrestaShop, Shopify, Jumpseller, Zapier and an API. | ChatGPT and Claude through MailerLite MCP, Shopify, WooCommerce, Stripe, Mailchimp, Zapier, WordPress and Canva. There are 150+ integrations. |
| AI features | A free MCP Server lets an AI assistant work with Sender. | An AI email generator, plus an AI writing assistant and subject line generator on Comfort. The free plan has MCP access for tools like Claude and ChatGPT, limited and excluding sending. |
Prices and plans change. We checked these figures on October 10, 2026, so confirm them before you buy.
What Sender is
Sender is an email marketing platform for creating, automating and sending email without complicated setup or high costs.
A newsletter operator can use its drag-and-drop builder, over 100 templates, automations, segmentation, landing pages, popups and forms. It also offers transactional email.
The free plan allows 2,500 subscribers and 15,000 emails a month. Paid plans rise with the subscriber count.
What MailerLite is
MailerLite is an email marketing platform for email marketers and businesses that want advanced email tools without complicated software. More than 1 million businesses use it.
A newsletter operator can use it to send campaigns, build forms and pop-ups, run automations, make landing pages and websites, and take paid newsletter subscriptions.
A/B testing is on all plans, including the free plan.
Which one fits
The free plans are different sizes. Sender allows up to 2,500 subscribers and 15,000 emails a month, with 1 seat, 10 landing pages and Sender branding. MailerLite allows up to 250 subscribers and 2,500 emails a month, with 2 seats.
Sender prices by subscriber count on a slider from 500 to 200,000, and ties email volume to subscribers. MailerLite prices by subscribers and sending volume, and its Comfort plan starts at $12 a month. Both offer an MCP connection for AI assistants. If a larger free list matters, compare those free limits first.
Is Sender free?
Yes. The Free Forever plan allows up to 2,500 subscribers and 15,000 emails a month. New accounts also get a 14-day Professional trial, then stay on Free.
How does Sender pricing scale?
Price rises with the subscriber count, set on a slider from 500 to 200,000. Email volume is 12 times subscribers on Standard and 24 times on Professional.
Is MailerLite free?
Yes, up to 250 subscribers and 2,500 emails a month, with 2 seats, 3 automations and 1 website. Sending locks if active subscribers go above 250.
How does MailerLite count subscribers for billing?
Active subscribers are counted cumulatively within each billing cycle, and the count resets monthly on your billing anniversary. On paid accounts, going over a limit moves you to the next tier and your card is charged.