Mailgun vs Loops
A detailed comparison to help you choose between Mailgun and Loops.
Quick Verdict
3.7/5
Mailgun
63 reviews
4.9/5
Loops
240 reviews
Loops is rated higher (4.9 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. Loops is an SMTP relay service that handles transactional emails with high deliverability. Designed for developers and SaaS platforms needing reliable email infrastructure without managing their own servers.
Mailgun Email API for developers — by Sinch | Loops SMTP service built for transactional email at scale | |
|---|---|---|
| Overview | ||
| Rating | 3.7 (63 reviews) | 4.9 (240 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 | SaaS teams and developers needing dependable transactional email delivery without the overhead of self-hosted SMTP infrastructure. |
| Tags | ||
| Tags | free tierapi access | free tierapi access |
| Visit Mailgun → | Visit Loops → | |
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
Loops
Pros
- + Send transactional emails reliably without maintaining SMTP infrastructure
- + Monitor delivery metrics and bounce rates in real-time dashboard
- + Integrate quickly via standard SMTP or REST API
- + Auto-handle bounces and manage sender reputation
- + Scale from thousands to millions of emails per month
Cons
- - Limited advanced segmentation compared to full marketing platforms
- - Smaller provider means fewer third-party integrations than competitors
- - Pricing scales linearly, less cost-effective at extremely high volumes
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