Email APIs · side by side
Maileroo vs Plunk
Compare Maileroo, Plunk by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
100K
Maileroo
$30 / mo
Premium · 100K emails
Plunk
Custom / not listed
No priced plan for this volume · 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 | Maileroo | Plunk |
|---|---|---|
| Provider | Maileroo | Plunk |
| Billing unit | emails | emails |
| Plan at selected usage | Premium | No priced plan for this volume |
| Monthly estimate | $30/mo | Custom / not listed |
| Workload | 100K emails | 100K emails |
| Free access | Limited free plan | Developer free allowance |
| Published plans | Free, Basic, Starter, Premium, Pro, Ultimate, Enterprise | Pay as you grow, Free forever |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Maileroo
- Maileroo
- Plunk
- Plunk
Billing unit
- Maileroo
- emails
- Plunk
- emails
Plan at selected usage
- Maileroo
- Premium
- Plunk
- No priced plan for this volume
Monthly estimate
- Maileroo
- $30/mo
- Plunk
- Custom / not listed
Workload
- Maileroo
- 100K emails
- Plunk
- 100K emails
Free access
- Maileroo
- Limited free plan
- Plunk
- Developer free allowance
Published plans
- Maileroo
- Free, Basic, Starter, Premium, Pro, Ultimate, Enterprise
- Plunk
- Pay as you grow, Free forever
Prices checked
- Maileroo
- 2026-10-08
- Plunk
- 2026-10-08
Email APIs monthly cost
Maileroo: $30Plunk: Not priced
Cost by emails
Cost curve data
| emails | Maileroo | Plunk |
|---|---|---|
| 0 | $0 | $0 |
| 25K | $10 | Not priced |
| 50K | $15 | Not priced |
| 100K | $30 | Not priced |
| 200K | $72 | Not priced |
| 500K | $140 | Not priced |
| 1M | $250 | Not priced |
0
- Maileroo
- $0
- Plunk
- $0
25K
- Maileroo
- $10
- Plunk
- Not priced
50K
- Maileroo
- $15
- Plunk
- Not priced
100K
- Maileroo
- $30
- Plunk
- Not priced
200K
- Maileroo
- $72
- Plunk
- Not priced
500K
- Maileroo
- $140
- Plunk
- Not priced
1M
- Maileroo
- $250
- Plunk
- Not priced
Email APIs feature comparison
| Email APIs | Maileroo | Plunk |
|---|---|---|
| Sending methods | Not listed | Not listed |
| Inbound processing | Not listed | Not listed |
| Sending domains | ∞ | Not listed |
| Activity retention | Not listed | Not listed |
| Webhooks & events | Not listed | Not listed |
| Dedicated IP | Not listed | |
| Single sign-on | Not listed | Not listed |
| Support | Not listed | Not listed |
| Outbound Emails/Month | 100,000 | Not listed |
| SMTP Relay | Not listed | |
| RESTful Email API | Not listed | |
| Streams | Not listed | |
| Sandbox Domain | Not listed | |
| Automatic IP Warmup | Not listed | |
| Bounce Handling & Classification | Not listed | |
| Complaint Handling | Not listed | |
| Suppression Handling | Not listed | |
| Resend From Logs | Not listed | |
| Inbound Emails/Month | 100,000 | Not listed |
| Custom Expression Rules | Not listed | |
| Catch-All, Wildcard & Regex Matching | Not listed | |
| Email Forwarders | Not listed | |
| Parsed JSON Webhooks | Not listed | |
| Automatic Retries | Not listed | |
| SPF, DKIM & DMARC Enforcement | Not listed | |
| Spam Checking | Not listed | |
| Route Priority & Stop Rules | Not listed | |
| Test Emails/Month | 10,000 | Not listed |
| SMTP Sinks | 50 | Not listed |
| Inboxes | 100 | Not listed |
| AI Analyses | 2,000 | Not listed |
| Trigger Actions | Not listed | |
| Magic Addresses | Not listed | |
| Client Previews (Light & Dark) | Not listed | |
| Spam Scoring | Not listed | |
| Auth & Alignment Checks | Not listed | |
| Link & RBL Checks | Not listed | |
| API & CI/CD | Not listed |
Sending methods
- Maileroo
- Not listed
- Plunk
- Not listed
Inbound processing
- Maileroo
- Not listed
- Plunk
- Not listed
Sending domains
- Maileroo
- ∞
- Plunk
- Not listed
Activity retention
- Maileroo
- Not listed
- Plunk
- Not listed
Webhooks & events
- Maileroo
- Not listed
- Plunk
- Not listed
Dedicated IP
- Maileroo
- Plunk
- Not listed
Single sign-on
- Maileroo
- Not listed
- Plunk
- Not listed
Support
- Maileroo
- Not listed
- Plunk
- Not listed
Outbound Emails/Month
- Maileroo
- 100,000
- Plunk
- Not listed
SMTP Relay
- Maileroo
- Plunk
- Not listed
RESTful Email API
- Maileroo
- Plunk
- Not listed
Streams
- Maileroo
- Plunk
- Not listed
Sandbox Domain
- Maileroo
- Plunk
- Not listed
Automatic IP Warmup
- Maileroo
- Plunk
- Not listed
Bounce Handling & Classification
- Maileroo
- Plunk
- Not listed
Complaint Handling
- Maileroo
- Plunk
- Not listed
Suppression Handling
- Maileroo
- Plunk
- Not listed
Resend From Logs
- Maileroo
- Plunk
- Not listed
Inbound Emails/Month
- Maileroo
- 100,000
- Plunk
- Not listed
Custom Expression Rules
- Maileroo
- Plunk
- Not listed
Catch-All, Wildcard & Regex Matching
- Maileroo
- Plunk
- Not listed
Email Forwarders
- Maileroo
- Plunk
- Not listed
Parsed JSON Webhooks
- Maileroo
- Plunk
- Not listed
Automatic Retries
- Maileroo
- Plunk
- Not listed
SPF, DKIM & DMARC Enforcement
- Maileroo
- Plunk
- Not listed
Spam Checking
- Maileroo
- Plunk
- Not listed
Route Priority & Stop Rules
- Maileroo
- Plunk
- Not listed
Test Emails/Month
- Maileroo
- 10,000
- Plunk
- Not listed
SMTP Sinks
- Maileroo
- 50
- Plunk
- Not listed
Inboxes
- Maileroo
- 100
- Plunk
- Not listed
AI Analyses
- Maileroo
- 2,000
- Plunk
- Not listed
Trigger Actions
- Maileroo
- Plunk
- Not listed
Magic Addresses
- Maileroo
- Plunk
- Not listed
Client Previews (Light & Dark)
- Maileroo
- Plunk
- Not listed
Spam Scoring
- Maileroo
- Plunk
- Not listed
Auth & Alignment Checks
- Maileroo
- Plunk
- Not listed
Link & RBL Checks
- Maileroo
- Plunk
- Not listed
API & CI/CD
- Maileroo
- Plunk
- Not listed
Showing 15 of 38
Which email providers fit your needs?
Maileroo features & plan notes
- Transactional API
- Inbound webhooks
- Simple REST setup
- Outbound Emails/Month: 100,000
- Sending Domains: ∞
- Dedicated IP: –
- Inbound Emails/Month: 100,000
- Test Emails/Month: 10,000
- SMTP Sinks: 50
- Inboxes: 100
- AI Analyses: 2,000
- Trigger Actions: Yes
- SMTP Relay
- RESTful Email API
- Streams
- Sandbox Domain
- Automatic IP Warmup
- Bounce Handling & Classification
- Complaint Handling
- Suppression Handling
- Resend From Logs
- Custom Expression Rules
- Catch-All, Wildcard & Regex Matching
- Email Forwarders
- Parsed JSON Webhooks
- Automatic Retries
- SPF, DKIM & DMARC Enforcement
- Spam Checking
- Route Priority & Stop Rules
- Magic Addresses
- Client Previews (Light & Dark)
- Spam Scoring
- Auth & Alignment Checks
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