MailSlurp
7.9#1 in email testing softwareFrom $19.99 a monthFree planAndroidiOSWebAPI
VisitMailSlurp vs SendGrid Marketing Campaigns
SendGrid Marketing Campaigns
5.3#27 in email testing softwareFrom $15 a monthWebAPI
VisitWhat both publish
| Fact | MailSlurp | SendGrid Marketing Campaigns |
|---|---|---|
| Automation | Webhooks, filtering rules, forwarding, automatic replies and attachment automations route and process messages. | Users can automate recurring emails and create time-based drip series using triggers and a centralized campaign view. |
| Email testing | MailSlurp supports end-to-end tests for email, SMS, OTP and magic-link workflows with Playwright, Cypress, Selenium and backend tests. | Testing tools include inbox rendering previews, spam testing, and link validation. |
| Headquarters | Saue, Harjumaa, Estonia | San Francisco, CA |
MailSlurp plans
- FreeFree
- Starter$19.99 a month
- Pro$49.99 a month
- Growth$129.99 a month
- EnterprisePriced on request
SendGrid Marketing Campaigns plans
- Basic$15 a month
- Advanced$60 a month
- CustomPriced on request
- 30 Email Testing Credits$18 a month
- 60 Email Testing Credits$30 a month
- 100 Email Testing CreditsPriced on request
Pick MailSlurp if…
It suits developers building email or SMS workflows and teams testing message delivery, inbox placement, or application flows. Teams handling email and attachment data may also find the JSON extraction tool relevant.
Pick SendGrid Marketing Campaigns if…
You want what its maker publishes above — check its page for the details.