Choose Mailchimp if
…you only email opted-in subscribers and want its huge template and integration library.
Choose Syntr if
…you also need to reach new B2B buyers, want WhatsApp in the same place, and don’t want unsubscribed contacts on your bill.
| Syntr | Mailchimp | |
|---|---|---|
| What you’re billed on | Active leads | Subscribed, unsubscribed and non-subscribed contacts |
| Free plan | 500 active leads, 1,000 emails/mo | 250 contacts, 500 sends/mo |
| Cold outreach | Sequences with warm-up | Not allowed |
| Built in | No native channel | |
| AI | Nova across every channel, with approvals | Intuit Assist and Analytics AI |
Sources, checked 11 Oct 2026:Mailchimp pricing
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