What the evidence answers

A reading of reviewed official documentation for Mailgun and Mailjet. It is not a hands-on test, a ranking or a recommendation of one product.

Price

  • Mailgun From $15/mo
    • Free: no subscription charge
    • Basic: $15.00 monthly
    • Foundation: $35.00 monthly
    • Scale: $90.00 monthly
    • Enterprise: Vendor quotation required
  • Mailjet From $9/mo
    • Free: no subscription charge
    • Starter: $9.00 monthly
    • Essential: $19.00 monthly
    • Premium: $29.00 monthly
    • Custom: Vendor quotation required

Both list prices on the same basis. Compare what each plan includes; the lower amount alone does not make the better choice.

Documented for both

Sending volume
Mailgun Free: 100 emails per dayBasic: 10,000 emails per monthFoundation: 50,000 emails per monthScale: 100,000 emails per month
Mailjet Free: 6,000 emails per monthStarter: 8,000 emails per monthEssential: 15,000 emails per monthPremium: 15,000 emails per month
Webhooks and events
Mailgun Tracking, analytics and webhooks are listed from the Free plan up.
Mailjet APIs, SMTP relay and webhooks on Free and paid plans.
Dedicated IP
Mailgun Extra dedicated IPs cost USD 59 per IP a month.Foundation: Available from the 50,000-email tier; one IP included from 100,000 emails a monthScale: One dedicated IP included, plus dedicated IP pools
Mailjet Premium: available on request from the 100,000-send tier.Custom: One dedicated IP, with the option to buy more
Support
Mailgun Ticket, chat and phone support depend on the plan.Free: Ticket supportScale: Live phone and chat support
Mailjet Phone and chat support start from the 50k plans.Free: Online support in the first month onlyStarter: Online supportPremium: Priority support
Overage charges
Mailgun Extra emails are billed at the start of each month for the previous month, together with the plan fee.
Mailjet You can keep sending after the plan's emails run out; extra emails are billed per 1,000, at a price the page text does not show.

Limits to check

  • Mailgun Free and Basic allow 1 custom sending domain and 1 day of logs; Foundation raises this to 1,000 domains and 5 days, and Scale keeps 30 days.
  • Mailjet Unused emails do not roll over; they expire at the end of each billing cycle.

Not verified yet

Every compared requirement has evidence for at least one.

Documented for one product only, shown in the table below: Mailgun: sender domains and log retention.

Not verified means our reviewed sources do not establish it. It does not mean a product lacks the capability or that it costs nothing.

Next steps

  • Ask Mailjet about sender domains and log retention; our sources do not establish them yet.
Documented scope and limits; unverified dimensions remain unknown.
RequirementMailgunMailjet
Pricing
Who it is for
Sends application email through an HTTP API or an SMTP endpoint.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

Email API, SMTP relay and webhooks, sold in plans that also cover marketing contacts and an email editor.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

Coverage limits
Free and Basic allow 1 custom sending domain and 1 day of logs; Foundation raises this to 1,000 domains and 5 days, and Scale keeps 30 days.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

Unused emails do not roll over; they expire at the end of each billing cycle.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

Sending volume
  • Free 100 emails per day
  • Basic 10,000 emails per month
  • Foundation 50,000 emails per month
  • Scale 100,000 emails per month
  • Free 6,000 emails per month
  • Starter 8,000 emails per month
  • Essential 15,000 emails per month
  • Premium 15,000 emails per month
Sender domains
  • Free 1 custom sending domain
  • Basic 1 custom sending domain
  • Foundation 1,000 custom sending domains
  • Scale 1,000 custom sending domains
Not verified
Log retention
  • Free 1 day of logs
  • Basic 1 day of logs
  • Foundation 5 days of logs
  • Scale 30 days of logs
Not verified
Webhooks and events
Tracking, analytics and webhooks are listed from the Free plan up.

Basic, Foundation and Scale cards list them too.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

APIs, SMTP relay and webhooks on Free and paid plans.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

Dedicated IP
Extra dedicated IPs cost USD 59 per IP a month.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

  • Foundation Available from the 50,000-email tier; one IP included from 100,000 emails a month
  • Scale One dedicated IP included, plus dedicated IP pools
Premium: available on request from the 100,000-send tier.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

  • Custom One dedicated IP, with the option to buy more
Support
Ticket, chat and phone support depend on the plan.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

  • Free Ticket support
  • Scale Live phone and chat support
Phone and chat support start from the 50k plans.

The page does not say which plan names qualify.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

  • Free Online support in the first month only
  • Starter Online support
  • Premium Priority support
Overage charges
Extra emails are billed at the start of each month for the previous month, together with the plan fee.

The first month is prorated.

Verified Oct 11, 2026 · Mailgun: official product and plan documentation

You can keep sending after the plan's emails run out; extra emails are billed per 1,000, at a price the page text does not show.

Verified Oct 11, 2026 · Mailjet: official product and plan documentation

Coverage note

Starting allowance.

No daily sending limit.

Choose two or three products.