Mailgun vs Postmark pricing: which is cheaper for your team?
Mailgun's cheapest paid tier (Basic) lists at $15/month, which beats the other on entry pricing. Mid-tier and enterprise math can flip the answer — use the per-tier table below to see the real cost for your team size at each tier.
Calculate the cost for your team
Mailgun pricing tiers
| Tier | Monthly | Annual (eq) | Unit | Notes |
|---|---|---|---|---|
| Free | $0 | $0 | month | 100 emails per day, basic APIs, 1 domain, ticket support only. |
| Basic | $15 | $15 | month | 10,000 emails per month, no daily limits, REST APIs, SMTP relay, 1 domain. |
| Foundation | $35 | $35 | month | 50,000 emails per month, email template builder, up to 1,000 domains, 5-day log retention; first month free. |
| Scale | $90 | $90 | month | 100,000 emails per month, SAML SSO, 5,000 validations, dedicated IPs, phone support; first month free. |
Postmark pricing tiers
| Tier | Monthly | Annual (eq) | Unit | Notes |
|---|---|---|---|---|
| Free | $0 | $0 | month | 100 emails per month with no overages allowed on this plan. |
| Basic | $15 | $15 | month | 10,000 emails per month, $1.80 per 1,000 email overage. |
| Pro | $16.5 | $16.5 | month | 10,000 emails per month, $1.30 per 1,000 email overage, most popular tier. |
| Platform | $18 | $18 | month | 10,000 emails per month, $1.20 per 1,000 email overage, lowest overage rate. |
Feature by feature
The non-pricing differences that drive the real decision.
| Capability | Mailgun | Postmark |
|---|---|---|
| Billing model | month | month |
| Pricing model | Send-volume tiered with per-message overages | Email-volume tiered transactional |
| Cheapest paid tier | Basic at $15/month | Basic at $15/month |
| Mid-tier benchmark | Foundation at $35/month | Pro at $16.5/month |
| Total paid tiers published | 3 | 3 |
| Last verified | 2026-05-17 | 2026-05-17 |
Best for…
Hand-picked use cases mapped to the winner.
| Use case | Winner |
|---|---|
| Lowest entry price (10-person team) | Mailgun Basic |
| Most pricing tiers (room to grow) | Mailgun (3 tiers) |
| Predictable per-seat billing | Neither (both flat/usage) |
| Most recently verified pricing | Mailgun |
Choose Mailgun when
- Mailgun has a free 100-emails-per-day tier and paid plans from $15 per month for 10,000 monthly sends, with per-1,000-email overage pricing.
- Entry tier (Basic) at $15/month is your budget ceiling.
- Enterprise plan is custom-quoted with all Scale features plus dedicated support, advanced deliverability, and custom solutions.
Choose Postmark when
- Postmark is transactional email pricing starting at $15 per month for 10,000 emails with predictable per-1,000 overage rates and a 100-email free tier.
- Entry tier (Basic) at $15/month is your budget ceiling.
- High-volume plans are custom-priced through sales for senders above the standard 10,000-email tier.
Switching considerations
Watch the hidden fees on both sides. Mailgun: Overage emails cost $1.10 to $1.80 per 1,000 depending on the plan Postmark: Overage emails on paid plans are billed at the end of the cycle and added to next month Always confirm with the vendor before purchase.
Frequently asked questions
Which is cheaper for a 10-person team, Mailgun or Postmark?
At entry tier and 10 seats on annual billing: Mailgun Basic comes to $15/mo; Postmark Basic comes to $15/mo. Mailgun is the cheaper entry-tier choice at this team size.
Does Mailgun have more pricing tiers than Postmark?
Both publish 3 paid tiers. The mid-tier benchmark is Foundation for Mailgun and Pro for Postmark.
Which pricing was verified more recently?
Mailgun's pricing was last verified 2026-05-17; Postmark's on 2026-05-17. Both pages link to the vendor's official pricing source so you can re-check before committing.