Email APIs · side by side
Mailgun vs SocketLabs
Compare Mailgun, SocketLabs by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
100K
Mailgun
$90 / mo
Scale · 100K emails
SocketLabs
$90 / mo
Pro 100k · 100K emails
Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.
Email APIs overview & pricing
| Email APIs | Mailgun | SocketLabs |
|---|---|---|
| Provider | Sinch | SocketLabs LLC |
| Billing unit | emails | emails |
| Plan at selected usage | Scale | Pro 100k |
| Monthly estimate | $90/mo | $90/mo |
| Workload | 100K emails | 100K emails |
| Free access | 100 emails/day | None (offers a 1-month free trial with 40,000 emails, no credit card required) |
| Published plans | Free, Basic, Foundation, Scale | Core, Pro 100k, Enterprise, Spotlight Email Analytics - 30-Day Proof of Concept |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Mailgun
- Sinch
- SocketLabs
- SocketLabs LLC
Billing unit
- Mailgun
- emails
- SocketLabs
- emails
Plan at selected usage
- Mailgun
- Scale
- SocketLabs
- Pro 100k
Monthly estimate
- Mailgun
- $90/mo
- SocketLabs
- $90/mo
Workload
- Mailgun
- 100K emails
- SocketLabs
- 100K emails
Free access
- Mailgun
- 100 emails/day
- SocketLabs
- None (offers a 1-month free trial with 40,000 emails, no credit card required)
Published plans
- Mailgun
- Free, Basic, Foundation, Scale
- SocketLabs
- Core, Pro 100k, Enterprise, Spotlight Email Analytics - 30-Day Proof of Concept
Prices checked
- Mailgun
- 2026-10-08
- SocketLabs
- 2026-10-08
Email APIs monthly cost
Mailgun: $90SocketLabs: $90
Cost by emails
Cost curve data
| emails | Mailgun | SocketLabs |
|---|---|---|
| 0 | $0 | $40 |
| 25K | $35 | $40 |
| 50K | $35 | $90 |
| 100K | $90 | $90 |
| 200K | $200 | $200 |
| 500K | $530 | $530 |
| 1M | $1,080 | $1,080 |
0
- Mailgun
- $0
- SocketLabs
- $40
25K
- Mailgun
- $35
- SocketLabs
- $40
50K
- Mailgun
- $35
- SocketLabs
- $90
100K
- Mailgun
- $90
- SocketLabs
- $90
200K
- Mailgun
- $200
- SocketLabs
- $200
500K
- Mailgun
- $530
- SocketLabs
- $530
1M
- Mailgun
- $1,080
- SocketLabs
- $1,080
Email APIs feature comparison
| Email APIs | Mailgun | SocketLabs |
|---|---|---|
| Custom sending domains | 1,000 | Not listed |
| Log retention | 30 days | Not listed |
| Message retention | Up to 7 days | Not listed |
| Inbound routes | Full access | Not listed |
| Email validations | 5,000 included | Not listed |
| SAML SSO | Not listed | |
| Phone & chat support | Not listed |
Custom sending domains
- Mailgun
- 1,000
- SocketLabs
- Not listed
Log retention
- Mailgun
- 30 days
- SocketLabs
- Not listed
Message retention
- Mailgun
- Up to 7 days
- SocketLabs
- Not listed
Inbound routes
- Mailgun
- Full access
- SocketLabs
- Not listed
Email validations
- Mailgun
- 5,000 included
- SocketLabs
- Not listed
SAML SSO
- Mailgun
- SocketLabs
- Not listed
Phone & chat support
- Mailgun
- SocketLabs
- Not listed
Which email providers fit your needs?
Mailgun features & plan notes
- Email validation
- Inbound routing
- EU region
- SAML SSO
- 5,000 email validations
- Dedicated IP pools
- 30 days log retention
- Extra emails from $1.10 / 1,000
SocketLabs features & plan notes
- Cloud SMTP relay service and REST email injection API
- StreamScore deliverability scoring and reporting analytics
- Inbound email stream parsing and real-time webhook event notifications
- Configurable overage protection and automated IP warmup
- Everything in Core, and...
- StreamScorePro
- Dedicated IP Address
- 30 Day Insight History
- 180 Day Performance History
- Priority Support Channels
- Each email over 100,000: $0.00110
How to compare email providers
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Browse Email APIs pricing