Email APIs · side by side
Maileroo vs Robotomail
Compare Maileroo, Robotomail by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.
Maileroo
100K
Robotomail
50
Maileroo
$30 / mo
Premium · 100K emails
Robotomail
Custom / not listed
Custom / unlisted usage pricing · 50 inboxes
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 | Robotomail |
|---|---|---|
| Provider | Maileroo | Robotomail |
| Billing unit | emails | inboxes |
| Plan at selected usage | Premium | Custom / unlisted usage pricing |
| Monthly estimate | $30/mo | Custom / not listed |
| Workload | 100K emails | 50 inboxes |
| Free access | Limited free plan | Developer access varies |
| Published plans | Free, Basic, Starter, Premium, Pro, Ultimate, Enterprise | Free, Starter, Growth, Scale |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Maileroo
- Maileroo
- Robotomail
- Robotomail
Billing unit
- Maileroo
- emails
- Robotomail
- inboxes
Plan at selected usage
- Maileroo
- Premium
- Robotomail
- Custom / unlisted usage pricing
Monthly estimate
- Maileroo
- $30/mo
- Robotomail
- Custom / not listed
Workload
- Maileroo
- 100K emails
- Robotomail
- 50 inboxes
Free access
- Maileroo
- Limited free plan
- Robotomail
- Developer access varies
Published plans
- Maileroo
- Free, Basic, Starter, Premium, Pro, Ultimate, Enterprise
- Robotomail
- Free, Starter, Growth, Scale
Prices checked
- Maileroo
- 2026-10-08
- Robotomail
- 2026-10-08
Email APIs monthly cost
Maileroo: $30Robotomail: Not priced
Different workloads, separate estimates
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.
Email APIs feature comparison
| Email APIs | Maileroo | Robotomail |
|---|---|---|
| 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 | |
| Mailboxes | Not listed | Not listed |
| Monthly sending per mailbox | Not listed | Not listed |
| Daily per mailbox | Not listed | Not listed |
| Monthly inbound | Not listed | Not listed |
| Custom domains | Not listed | Not listed |
| Storage | Not listed | Not listed |
| Webhooks | Not listed | Not listed |
| SSE streaming | Not listed | Not listed |
| Dedicated IPs | Not listed | Not listed |
| MCP, CLI & API access | Not listed | Not listed |
Sending methods
- Maileroo
- Not listed
- Robotomail
- Not listed
Inbound processing
- Maileroo
- Not listed
- Robotomail
- Not listed
Sending domains
- Maileroo
- ∞
- Robotomail
- Not listed
Activity retention
- Maileroo
- Not listed
- Robotomail
- Not listed
Webhooks & events
- Maileroo
- Not listed
- Robotomail
- Not listed
Dedicated IP
- Maileroo
- Robotomail
- Not listed
Single sign-on
- Maileroo
- Not listed
- Robotomail
- Not listed
Support
- Maileroo
- Not listed
- Robotomail
- Not listed
Outbound Emails/Month
- Maileroo
- 100,000
- Robotomail
- Not listed
SMTP Relay
- Maileroo
- Robotomail
- Not listed
RESTful Email API
- Maileroo
- Robotomail
- Not listed
Streams
- Maileroo
- Robotomail
- Not listed
Sandbox Domain
- Maileroo
- Robotomail
- Not listed
Automatic IP Warmup
- Maileroo
- Robotomail
- Not listed
Bounce Handling & Classification
- Maileroo
- Robotomail
- Not listed
Complaint Handling
- Maileroo
- Robotomail
- Not listed
Suppression Handling
- Maileroo
- Robotomail
- Not listed
Resend From Logs
- Maileroo
- Robotomail
- Not listed
Inbound Emails/Month
- Maileroo
- 100,000
- Robotomail
- Not listed
Custom Expression Rules
- Maileroo
- Robotomail
- Not listed
Catch-All, Wildcard & Regex Matching
- Maileroo
- Robotomail
- Not listed
Email Forwarders
- Maileroo
- Robotomail
- Not listed
Parsed JSON Webhooks
- Maileroo
- Robotomail
- Not listed
Automatic Retries
- Maileroo
- Robotomail
- Not listed
SPF, DKIM & DMARC Enforcement
- Maileroo
- Robotomail
- Not listed
Spam Checking
- Maileroo
- Robotomail
- Not listed
Route Priority & Stop Rules
- Maileroo
- Robotomail
- Not listed
Test Emails/Month
- Maileroo
- 10,000
- Robotomail
- Not listed
SMTP Sinks
- Maileroo
- 50
- Robotomail
- Not listed
Inboxes
- Maileroo
- 100
- Robotomail
- Not listed
AI Analyses
- Maileroo
- 2,000
- Robotomail
- Not listed
Trigger Actions
- Maileroo
- Robotomail
- Not listed
Magic Addresses
- Maileroo
- Robotomail
- Not listed
Client Previews (Light & Dark)
- Maileroo
- Robotomail
- Not listed
Spam Scoring
- Maileroo
- Robotomail
- Not listed
Auth & Alignment Checks
- Maileroo
- Robotomail
- Not listed
Link & RBL Checks
- Maileroo
- Robotomail
- Not listed
API & CI/CD
- Maileroo
- Robotomail
- Not listed
Mailboxes
- Maileroo
- Not listed
- Robotomail
- Not listed
Monthly sending per mailbox
- Maileroo
- Not listed
- Robotomail
- Not listed
Daily per mailbox
- Maileroo
- Not listed
- Robotomail
- Not listed
Monthly inbound
- Maileroo
- Not listed
- Robotomail
- Not listed
Custom domains
- Maileroo
- Not listed
- Robotomail
- Not listed
Storage
- Maileroo
- Not listed
- Robotomail
- Not listed
Webhooks
- Maileroo
- Not listed
- Robotomail
- Not listed
SSE streaming
- Maileroo
- Not listed
- Robotomail
- Not listed
Dedicated IPs
- Maileroo
- Not listed
- Robotomail
- Not listed
MCP, CLI & API access
- Maileroo
- Not listed
- Robotomail
- Not listed
Showing 15 of 48
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
Robotomail features & plan notes
- Multi-tenant inboxes
- Event streaming
- Conversation threads
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