Email APIs · side by side
Mailtrap vs SparkPost
Compare Mailtrap, SparkPost by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
100K
Mailtrap
$85 / mo
Email API/SMTP - Business · 100K emails
SparkPost
$80 / mo
Growth · 100K emails
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 | Mailtrap | SparkPost |
|---|---|---|
| Provider | Railsware | Bird |
| Billing unit | emails | emails |
| Plan at selected usage | Email API/SMTP - Business | Growth |
| Monthly estimate | $85/mo | $80/mo |
| Workload | 100K emails | 100K emails |
| Free access | Limited free plan | Trial availability varies |
| Published plans | Email API/SMTP - Free, Email Sandbox - Free, Email Marketing - Free, Email API/SMTP - Basic, Email Marketing - Essential, Email Sandbox - Basic, Email Sandbox - Team, Email Marketing - Pro, Email API/SMTP - Business, Email Sandbox - Business, Email Sandbox - Enterprise, Email API/SMTP - Enterprise | Free, Startup, Growth, Enterprise |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Mailtrap
- Railsware
- SparkPost
- Bird
Billing unit
- Mailtrap
- emails
- SparkPost
- emails
Plan at selected usage
- Mailtrap
- Email API/SMTP - Business
- SparkPost
- Growth
Monthly estimate
- Mailtrap
- $85/mo
- SparkPost
- $80/mo
Workload
- Mailtrap
- 100K emails
- SparkPost
- 100K emails
Free access
- Mailtrap
- Limited free plan
- SparkPost
- Trial availability varies
Published plans
- Mailtrap
- Email API/SMTP - Free, Email Sandbox - Free, Email Marketing - Free, Email API/SMTP - Basic, Email Marketing - Essential, Email Sandbox - Basic, Email Sandbox - Team, Email Marketing - Pro, Email API/SMTP - Business, Email Sandbox - Business, Email Sandbox - Enterprise, Email API/SMTP - Enterprise
- SparkPost
- Free, Startup, Growth, Enterprise
Prices checked
- Mailtrap
- 2026-10-08
- SparkPost
- 2026-10-08
Email APIs monthly cost
Mailtrap: $85SparkPost: $80
Cost by emails
Cost curve data
| emails | Mailtrap | SparkPost |
|---|---|---|
| 0 | $498 | $0 |
| 25K | $15 | $15 |
| 50K | $123 | $15 |
| 100K | $85 | $80 |
| 200K | $750 | Not priced |
| 500K | $750 | Not priced |
| 1M | $750 | Not priced |
0
- Mailtrap
- $498
- SparkPost
- $0
25K
- Mailtrap
- $15
- SparkPost
- $15
50K
- Mailtrap
- $123
- SparkPost
- $15
100K
- Mailtrap
- $85
- SparkPost
- $80
200K
- Mailtrap
- $750
- SparkPost
- Not priced
500K
- Mailtrap
- $750
- SparkPost
- Not priced
1M
- Mailtrap
- $750
- SparkPost
- Not priced
Email APIs feature comparison
| Email APIs | Mailtrap | SparkPost |
|---|---|---|
| Sending domains | Not listed | 1,000 |
| Emails / month | Not listed | 100K to 2.5M |
| Webhook endpoints | Not listed | 10 |
| Sending IP | Not listed | Dedicated IPs (add-on) |
Sending domains
- Mailtrap
- Not listed
- SparkPost
- 1,000
Emails / month
- Mailtrap
- Not listed
- SparkPost
- 100K to 2.5M
Webhook endpoints
- Mailtrap
- Not listed
- SparkPost
- 10
Sending IP
- Mailtrap
- Not listed
- SparkPost
- Dedicated IPs (add-on)
Which email providers fit your needs?
Mailtrap features & plan notes
- Email sandbox
- Sending API
- Detailed logs
- 100,000 emails ($85/mo), 250,000 emails ($200/mo), 500,000 emails ($300/mo), or 750,000 emails ($450/mo)
- 100 users
- 15 days of email logs
- 100 domains
- Dedicated IP
- Extra emails: $0,88 per 1,000
SparkPost features & plan notes
- Deliverability analytics
- Enterprise scale
- Predictive signals
- 10 webhook endpoints
- 1,000 sending domains
- Dedicated IPs (add-on)
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