Mailinator
7.8#2 in email testing softwareFrom $79 a monthFree planAndroidWebAPIExtension
VisitMailinator vs Unspam.email
Unspam.email
7.4#5 in email deliverability softwareFrom $5 a monthFree planWebAPI
VisitWhat both publish
| Fact | Mailinator | Unspam.email |
|---|---|---|
| API authentication | API requests authenticate with a team token supplied in an Authorization header or token query parameter. | REST requests use bearer tokens created per integration; tokens can be revoked individually and invalid or unauthorized calls return 401 or 403. |
| Automation | The REST API supports inbox and message retrieval, SMS retrieval, message injection, and integration with CI/CD pipelines. | Scheduled tests can track placement and spam scores and email alerts when results decline. |
| Headquarters | Ann Arbor, Michigan, USA | The company lists 167 Madison Avenue, Suite 205, New York, New York 10016, United States, and a Barcelona office. |
| Integrations | Inbound webhooks can accept HTTP POST messages from sources such as alert systems, Zapier, or Twilio and apply configured rules. | The API is designed to receive real messages from SES, Postmark, SendGrid, Mailgun or a customer’s SMTP system. |
| Praise: usability | G2 reviewers describe Mailinator as easy to use, reliable for temporary addresses and useful for QA workflow testing. | G2 reviewers repeatedly describe testing as quick, straightforward, easy to set up and supported by clear reports. |
| Purpose | Mailinator provides temporary inboxes and email and SMS workflow testing for developers, QA teams, and businesses. | Unspam is an email deliverability platform that checks spam signals, sender authentication, blacklists, previews, heatmaps, and inbox placement. |
| Rating on Capterra | 4.7 out of 5 from 153 reviews | 5.0 out of 5 from 1 review. |
| Rating on G2 | 4.6 out of 5 from 12 reviews | 4.8 out of 5 from 32 reviews. |
| Rating on GetApp | 4.7 out of 5 from 142 reviews | 5.0 out of 5 from 1 review. |
Mailinator plans
- Public - FreeFree
- Verified ProFree
- Business (annual)$79 a month
- Business$99 a month
- Business Plus (annual)$159 a month
- Business Plus$199 a month
Unspam.email plans
- FreeFree
- No accountFree
- Custom plan$5 a month
- Basic$9 a month
- Business$19 a month
- Agency$29 a month
Pick Mailinator if…
It suits developers, QA teams, and businesses testing email or SMS workflows, especially where API or CI/CD integration is useful. Public inboxes are for messages that do not require privacy.
Pick Unspam.email if…
It suits marketers, founders, agencies and product teams that need to check email deliverability or track inbox placement. Teams evaluating the free plan should account for its test, retention and feature limits.