Email APIs · side by side
Mandrill vs Shipmail
Compare Mandrill, Shipmail by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.
Mandrill
Shipmail
Mandrill
$0 / mo
Try for free · 0 emails
Shipmail
$4.00 / mo
Solo · 0 mailboxes
Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.
Email APIs overview & pricing
| Email APIs | Mandrill | Shipmail |
|---|---|---|
| Provider | Mailchimp | Shipmail |
| Billing unit | emails | mailboxes |
| Plan at selected usage | Try for free | Solo |
| Monthly estimate | $0/mo | $4.00/mo |
| Workload | 0 emails | 0 mailboxes |
| Free access | Up to 500 free demo/test email sends to a verified domain for new users. | None (14-day free trial, credit card required) |
| Published plans | Try for free, Transactional Email | Solo, Pro, Team, Scale, Scale (300+ mailboxes) |
| Prices checked | 2026-10-08 | 2026-10-08 |
- Mandrill
- Mailchimp
- Shipmail
- Shipmail
- Mandrill
- emails
- Shipmail
- mailboxes
- Mandrill
- Try for free
- Shipmail
- Solo
- Mandrill
- $0/mo
- Shipmail
- $4.00/mo
- Mandrill
- 0 emails
- Shipmail
- 0 mailboxes
- Mandrill
- Up to 500 free demo/test email sends to a verified domain for new users.
- Shipmail
- None (14-day free trial, credit card required)
- Mandrill
- Try for free, Transactional Email
- Shipmail
- Solo, Pro, Team, Scale, Scale (300+ mailboxes)
- Mandrill
- 2026-10-08
- Shipmail
- 2026-10-08
Email APIs monthly cost
Different workloads, separate estimates
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Which email providers fit your needs?
Mandrill features & plan notes
- Send transactional emails via REST API or SMTP credentials
- Sold in blocks of 25,000 emails with volume discounts from $20 down to $10 per block
- Inbound email processing and real-time event webhooks
- Custom domain whitelabeling, dedicated IPs, and rules engine
- Up to 500 free email sends to your verified domain
- Streamlined template editing with drag and drop builder
- Developer documentation, guides, and SDK repositories
- Connect AI coding assistant directly through first-party MCP server
Shipmail features & plan notes
- Custom-domain email with webmail, IMAP, SMTP, and JMAP support
- REST API, webhooks, and MCP server for AI agent integration
- Shared inboxes, calendars, contact management, and booking features
- 15–25 GB of storage per mailbox
- 2 mailboxes total, across your domains
- 15 GB storage per mailbox
- 1 team member
- 20,000 email sends/month
- 1,000 newsletter sends/month
- 500 active newsletter subscribers
How to compare email providers
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Browse Email APIs pricing