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Head-to-head · Email APIs

Mailjet vs Netcore Email API

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Mailjet #3 in Email APIs 9.1/10 Free plan · 30-day trial Free planFree trial✓ 0 of 5 features Visit Mailjet
Netcore Email API #7 in Email APIs 8.4/10 Free plan · pricing on request Free plan✓ 3 of 5 features Visit Netcore

Mailjet leads on 0 checks, Netcore Email API on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMailjet · 9.1/10
  • Free planboth
  • Free trialonly Mailjet
  • Most featuresNetcore Email API · 3 of 5

Mailjet scores higher on our rubric for email apis: 9.1 against 8.4 out of 10; our editors rank them #3 and #7.

Mailjet is the better fit for marketing teams needing email automation breadth. Netcore Email API is the better fit for established teams needing API and SMTP breadth.

  • Mailjet fits best

    Marketing teams needing email automation breadth

  • Netcore Email API fits best

    Established teams needing API and SMTP breadth

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature Mailjet 9.1/10 Visit ↗ Netcore Email API 8.4/10 Visit ↗
At a glance
Editor score 9.1 8.4
Ranking #3 in Email APIs #7 in Email APIs
Best for Marketing teams needing email automation breadth Established teams needing API and SMTP breadth
Pricing model Free plan + paid Free plan + paid
Starting price Free plan · 30-day trial Free plan · pricing on request
Free plan ✓ ✓
Free trial 30 days —
Deployment Cloud Cloud
Platforms Web Web
Support Live chat, Phone, Tickets, Docs Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS, SSO/SAML SOC 2, ISO 27001, GDPR
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Mailjet 0/5 · Netcore Email API 3/5
Inbound email Not checked yet Not checked yet
Delivery event webhooks Not checked yet ✓ (best)
SMTP relay Not checked yet ✓ (best)
Email templates Not checked yet Not checked yet
Dedicated IP option Not checked yet ✓ (best)
Specs
Monthly send limit 8000 /mo Not checked yet
Our review
Pros
  • Free plan includes APIs, SMTP Relay, webhooks, and an advanced editor
  • Combines automation, segmentation, A/B testing, landing pages, and analytics
  • Supports integrations including HubSpot, Shopify, WordPress, and Google Cloud
  • REST API, SMTP relay, inbound parsing, and event webhooks
  • Templates, suppression lists, domain verification, and dedicated IPs
  • SDKs for PHP, Python, Ruby, Node.js, Java, Perl, and C#
Cons
  • Its broad marketing feature set can dilute the core API focus
  • The Free plan provides basic statistics rather than advanced reporting
  • Automation, A/B testing, and landing pages are highlighted on Premium 15k
  • The platform is listed for API use rather than broader application platforms
  • Dedicated IPs require a request and allocation process
  • It is proprietary rather than open source
Our verdict

Mailjet combines email marketing and transactional email delivery for marketing teams, developers, small and medium-sized businesses, and enterprises. Its web and API offering covers campaign creation, reusable templates, contact…

Read the review →

Netcore Email API is a cloud email delivery service for developers and businesses sending transactional or triggered messages. It supports RESTful email sending, SMTP relay, inbound email parsing, templates, delivery-event webhooks, domain…

Read the review →
  1. MailjetEmail APIs 9.1Free plan · 30-day trial
  2. Netcore Email APIEmail APIs 8.4Free plan · pricing on request

Strengths and trade-offs

  • Mailjet — where it wins

    • Free plan includes APIs, SMTP Relay, webhooks, and an advanced editor
    • Combines automation, segmentation, A/B testing, landing pages, and analytics
    • Supports integrations including HubSpot, Shopify, WordPress, and Google Cloud

    Where it doesn't

    • Its broad marketing feature set can dilute the core API focus
    • The Free plan provides basic statistics rather than advanced reporting
    • Automation, A/B testing, and landing pages are highlighted on Premium 15k

  • Netcore Email API — where it wins

    • REST API, SMTP relay, inbound parsing, and event webhooks
    • Templates, suppression lists, domain verification, and dedicated IPs
    • SDKs for PHP, Python, Ruby, Node.js, Java, Perl, and C#

    Where it doesn't

    • The platform is listed for API use rather than broader application platforms
    • Dedicated IPs require a request and allocation process
    • It is proprietary rather than open source
  • Mailjet9.1/10 · Free plan · 30-day trial

    A broad email platform combining APIs, automation, campaigns, and collaboration.

    Visit MailjetFull verdict →
  • Netcore Email API8.4/10 · Free plan · pricing on request

    A broad email API and SMTP service for teams with varied sending needs.

    Visit NetcoreFull verdict →

More comparisons

All email APIs comparisons → · Full ranking →

Guides on email APIs

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update