JetEmail vs. Mail Baby

Compare JetEmail and Mail Baby for SMTP relay, API sending, inbound filtering, pricing, DKIM, logs, and migration. Start free with 3,000 emails a month, or scale to 50,000 for $10 a month.

JetEmail dashboard, a Mail Baby alternative

When to choose JetEmail

Choose JetEmail when you want a Mail Baby alternative with a free tier, SMTP relay, email API sending, inbound MX filtering, quarantine, webhooks, tracking, and longer paid-plan logs without splitting email delivery across separate tools.

3,000
free emails per month

JetEmail starts with a permanent free tier. Mail Baby's public pricing lists a $1 monthly account fee plus usage.

1
platform for inbound + outbound

JetEmail combines SMTP relay, REST API sending, inbound MX filtering, quarantine, logs, and support in one account.

120
days of paid-plan logs

JetEmail paid plans include longer log retention for teams that need delivery history while debugging customer domains.

Comparison

Features, pricing, and capabilities side by side.

Pricing

Volume
JetEmail
Mail Baby
Account minimum
$0/mo
$1/mo
3,000 emails / month
$0/mo
$1.60/mo
10,000 emails / month
$10/mo
$3/mo
50,000 emails / month
$10/mo
$11/mo
100,000 emails / month
$20/mo
$21/mo
Overage (per 1,000 emails)
$0.20
$0.20

Mail Baby totals use its public $1/month account fee plus $0.20 per 1,000 emails. JetEmail totals use the current Free, Pro, and Business plan allowances.

Pricing accurate as of June 17, 2026. Based on publicly available information at the time of writing.

Sending

Feature
JetEmail
Mail Baby
Outbound REST API
SMTP relay (smarthost)
Outbound spam and malware filtering
Click and open tracking
Webhooks
Custom sending domains

Inbound

Feature
JetEmail
Mail Baby
Inbound spam filtering for your MX
Inbound parse webhooks
Quarantine management

Reliability & Security

Feature
JetEmail
Mail Baby
Anycast network across 3 regions
Owns IP addresses and ASN
SPF, DKIM, DMARC support
SPF required; DKIM pass-through
TLS encryption in transit
Delivery logs
60-day message metadata

Platform

Feature
JetEmail
Mail Baby
Free tier (no credit card)
Lowest account cost
$0/mo free plan
$1/mo active account fee
Pay-as-you-go rate
$0.20 per 1,000 extra emails
$0.20 per 1,000 emails
Unlimited SMTP users
1 SMTP user
Per-user SMTP and API key quotas
Log retention (free plan)
30 days
60 days metadata
Log retention (paid plans)
120 days
60 days metadata

This comparison reflects Mail Baby's public SMTP relay, FAQ, and API documentation. Vendor offerings change, so verify with each vendor before deciding.

Sources checked: Mail Baby home and pricing, Mail Baby FAQ, and Mail Baby API notes.

Which Mail Baby use cases does JetEmail replace?

JetEmail gives hosting providers, software teams, and low-volume senders a practical smarthost plus API. It also adds inbound filtering, quarantine, webhooks, tracking, and credential controls from the same platform.

Hosting provider smarthost replacement

Use JetEmail as an authenticated SMTP relay for cPanel, Plesk, DirectAdmin, WordPress, billing systems, and customer apps while keeping inbound filtering available on the same account.

Explore SMTP relay

Developer email API migrations

Move password resets, invoices, product notifications, and app mail to a REST API with logs, webhooks, tracking, and per-credential controls in the dashboard.

Explore email API

Inbound and outbound domain protection

Point MX records at JetEmail for inbound spam, phishing, and malware filtering, then send outbound mail through the same provider instead of running separate filtering and relay stacks.

Explore inbound filtering

Low-volume senders that still need control

Start on the free tier, create isolated SMTP users or API keys per app, and upgrade only when volume, domains, or retention needs call for a paid plan.

Explore pricing

Deliverability we own end to end

JetEmail runs its own anycast network across Sydney, Amsterdam, and New York. We operate the IP pools, the routing, the bounce handling, and the spam-filtering engine ourselves. There's no upstream relay between you and the recipient, so when we say 99.9% delivery, it's because we control every link in the chain.

Real-time IP reputation monitoring rotates senders out of poor-reputation pools automatically, and the same engineers who write the routing code answer the support tickets. When something does go wrong, we look at the actual logs, not a third-party dashboard.

Inbound and outbound on one bill

Mail Baby focuses on outbound smarthost delivery. JetEmail does both. Point your MX records at us and we filter spam, phishing, and malware before they reach your mailboxes. Use the same dashboard, the same plan, and the same support team for everything that flows in and out of your domain.

For developers running multi-tenant apps and hosting providers managing customer domains, that means one vendor instead of two, and one bill instead of two. You can review SMTP logs, inbound filtering, credentials, and support from one account.

How to migrate from Mail Baby to JetEmail

You can run JetEmail beside Mail Baby while you test. Start with one app, server, or domain, then move the rest once DNS, credentials, logs, and any webhooks are behaving exactly how you expect.

  1. 1

    Create a free JetEmail account and add the sending domain you currently use with Mail Baby.

  2. 2

    Publish the JetEmail SPF and DKIM records, then verify the domain before switching production traffic.

  3. 3

    Create SMTP users or API keys for each server, app, customer, or environment that needs isolated credentials.

  4. 4

    Update your SMTP host or API configuration, send test messages, and confirm delivery events in JetEmail logs.

  5. 5

    Move production traffic gradually and keep Mail Baby active until bounces, logs, and delivery events look clean.

Frequently asked questions

Is JetEmail a good Mail Baby alternative? +
Yes. JetEmail is a practical Mail Baby alternative when you want SMTP relay, REST API sending, inbound filtering, tracking, webhooks, and longer paid-plan logs in one account. JetEmail also gives you 3,000 free emails per month with no credit card required.
Is JetEmail cheaper than Mail Baby? +
It depends on volume. JetEmail is cheaper at 3,000 emails because the free tier covers that usage, and at 50,000 emails JetEmail Pro is $10 per month. Mail Baby's public pricing is $1 per month plus $0.20 per 1,000 emails, which can be cheaper at some low volumes above the free tier.
Does JetEmail support SMTP relay like Mail Baby? +
Yes. JetEmail supports authenticated SMTP relay for servers, apps, websites, WordPress, control panels, and older software that needs a smarthost. You can also send through the JetEmail REST API from custom applications.
Can JetEmail handle inbound mail? +
Yes. Point your MX records at JetEmail and we filter spam, phishing, and malware before delivery. Mail Baby does not offer inbound mail filtering, while JetEmail includes inbound and outbound on Pro.
How does JetEmail handle DKIM? +
JetEmail supports domain authentication for outbound sending. Mail Baby's FAQ says it passes DKIM headers your server sets and signs only the transport hostname, so teams wanting hosted domain authentication may prefer JetEmail.
How do I migrate from Mail Baby to JetEmail? +
Create a JetEmail account, verify your sending domain, create SMTP users or API keys, then move one server or app at a time. For larger hosting-provider migrations, email sales@jetemail.com and our team will help plan the switch.
Where is JetEmail based? +
JetEmail Pty Ltd is an Australian company with infrastructure across Sydney, Amsterdam, and New York. Built by people with 15+ years in shared hosting.

Looking at other alternatives?

JetEmail is also a solid alternative to other transactional email vendors. See how we compare.

Ready to get started?

Free tier includes 3,000 emails per month. No credit card required.

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