Mailgun vs HEY: Which Should You Choose in 2026?
Choosing between Mailgun and HEY comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated May 6, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Mailgun
Email API for developers
Best for you if:
- 0
- • You want to try before committing
- • You need email deliverability features specifically
- • Mailgun is an email API service for developers sending transactional email
- • It handles email delivery, validation, and tracking at scale
HEY
Email that screens your calls
Best for you if:
- 0
- • You need email clients features specifically
- • Email reimagined by Basecamp
- • Screener for incoming mail
| At a Glance |  Mailgun |  HEY |
|---|---|---|
Price | Free + Paid | Paid |
Best For | Email Deliverability | Email Clients |
Rating | — | — |
| Feature | Mailgun | HEY |
|---|---|---|
| Pricing Model | Freemium | Paid |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 77 |
| Categories | Email DeliverabilityEmail Verification | Email ClientsNewsletter Tools |
How Mailgun and HEY Compare
Mailgun
Email API for developers
Free tier available
HEY
Email that screens your calls
Paid
Mailgun is a email deliverability tool. HEY is in email clients.
Who Should Use What?
On a budget?
Mailgun has a free tier. HEY is paid only.
Go with: Mailgun
Want the highest-rated option?
Neither has user reviews yet.
Go with: Mailgun
Value user reviews?
Neither has user reviews yet.
Go with: HEY
3 Questions to Help You Decide
What's your budget?
Mailgun is freemium. HEY is paid. Mailgun lets you start free.
What's your use case?
Mailgun is a email deliverability tool. HEY is in email clients. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
HEY
- 0
- More community upvotes (77)
- Our pick for this comparison
Mailgun
- Has a free tier
- Better fit for email deliverability
The Bottom Line
HEY is our pick. Mailgun has a free tier if you want to test without paying.
Frequently Asked Questions
Is Mailgun or HEY better?
HEY is rated high in our evaluation. Mailgun is freemium and HEY is paid.
What are Mailgun and HEY used for?
Mailgun: Email API for developers. HEY: Email that screens your calls.
What does Mailgun cost vs HEY?
Mailgun is freemium (free tier + paid plans). HEY is a paid tool. Visit their websites for detailed pricing.