
Mailchimp
8.3#1 in email marketing softwareFrom $13 a monthFree planAndroidiOSWebAPI
Visit

| Fact | Mailchimp | Sendy |
|---|---|---|
| API | Mailchimp exposes open Marketing and Transactional APIs authenticated with OAuth or API keys. | Sendy's API uses HTTP POST to integrate programmatically with a website or application. |
| Automation | Marketing Automation Flows automate campaigns and can contain up to 200 flows on higher plans. | Autoresponders can send drip sequences at chosen intervals, annual emails, or one-off emails on a specified date. |
| Free plan | Yes | No |
| Integrations | Mailchimp advertises more than 300 integrations, including Shopify, WooCommerce, Canva, Zapier, Salesforce, WordPress, Stripe and QuickBooks Online. | The site says Sendy works with Zapier and mentions third-party integrations such as WordPress, Magento, and Joomla. |
Mailchimp suits people who need email campaigns alongside automation, segmentation, landing pages, or A/B testing. Its free plan may fit smaller contact lists and modest monthly sending needs.
You want what its maker publishes above — check its page for the details.