Mailgun vs SendGrid
A detailed comparison to help you choose between Mailgun and SendGrid.
Quick Verdict
3.7/5
Mailgun
63 reviews
4.3/5
SendGrid
166 reviews
SendGrid is rated higher (4.3 vs 3.7). Mailgun is a developer-focused email API service owned by Sinch. Inbound email parsing, email validation API, and detailed analytics. Popular for startups building email features into their apps. SendGrid by Twilio handles both transactional and marketing email at massive scale. REST API, SMTP relay, webhook events, and dedicated IP warming. Used by Uber, Airbnb, and Spotify.
Mailgun Email API for developers — by Sinch | SendGrid Twilio's email API for developers at scale | |
|---|---|---|
| Overview | ||
| Rating | 3.7 (63 reviews) | 4.3 (166 reviews)✓ |
| Pricing model | freemium | freemium |
| Starting price | Free tier available | Free tier available |
| Best for | Developers who need inbound email parsing alongside transactional sending in their web app | Developers building apps that send transactional and marketing email at scale via API |
| Tags | ||
| Tags | free tierapi access | free tierapi access |
| Visit Mailgun → | Visit SendGrid → | |
Mailgun
Pros
- + Inbound email parsing built-in
- + Email validation API
- + 100 emails/day free for 3 months
Cons
- - Trial period expires — free credits not ongoing
- - Account setup requires domain verification
SendGrid
Pros
- + Industry-standard email API
- + High volume sending — millions per day
- + 100 free emails/day forever
Cons
- - Customer support can be slow
- - Account suspension risk if complaint rates high
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