Mailjet vs Substack
Mailjet
mailjet.com
Substack
substack.comSide by side
| Figure | Mailjet | Substack |
|---|---|---|
| Price from | $9/mo | Free |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Plans published | 10 | 4 |
| Spec score · Email marketing tools | 9.1 (#10) | 9.2 (#9) |
| Spec score · Email Marketing Software | 8.7 (#31) | 8.6 (#42) |
| Email automation | Yes | Yes |
| Free plan | Yes | Yes |
| Integrations | Featured integrations include WordPress, Sinch Engage, WooCommerce, HubSpot, Shopify, and Google Cloud. | Official integrations include RSS, podcast distribution to Apple and Spotify, Google Analytics 4, Google Tag Manager, X and Facebook pixels, Google site verification, YouTube and LinkedIn account connections. |
| Audience segmentation | Yes | Yes |
| Support | Mailjet provides a dedicated support team for campaign, sending, and deliverability issues, with priority support on Premium plans. | Substack directs users to its Help Center for FAQs and walkthroughs and handles subscriber support questions on behalf of writers. |
Plans
Mailjet
- FreeFree
- Starter$9 a month
- Essential 15kPrice not published
- Essential 50kPrice not published
- Premium 15kPrice not published
- Premium 50kPrice not published
- Premium 100kPrice not published
- Essential$19 a month
- Premium$29 a month
- CustomPriced on request
Substack
- Free publishingFree
- Free to startFree
- Custom domain$50, paid once
- Paid subscriptionsPrice not published
In their own words
Mailjet
Mailjet is an email marketing and API platform for creating, sending, and automating marketing and transactional messages. Marketing teams can use its drag-and-drop editor, forms, landing pages, segmentation, preference centers, personalization, A/B testing, and analytics. Automation workflows can send messages based on customer actions. Developers have a RESTful Email API, SMTP Relay, Parse API, Event API, SDKs, webhooks, and an MCP Server. Team features include shared workspaces, roles, approval flows, and collaboration. Mailjet lists more than 100 ready-to-use integrations and supports custom connections through its API. The free plan includes 6,000 emails per month, capped at 200 per day, and 1,000 contacts; signup does not require a credit card. Starter costs $9 a month and includes 8,000 emails monthly with no daily sending limit. Essential costs $19 a month, and Premium costs $29 a month. Unused email credits expire at the billing-cycle end, and additional sends after credits run out are billed.
Substack
Substack is a publishing platform for writers, creators, and subscribers, bringing posts, newsletters, podcasts, video, live streams, and pages into one publishing flow. Its editor supports scheduling, autosaved drafts, version history, templates, SEO metadata, and headline A/B testing. Creators can offer free or paid posts, subscriptions, trials, gifts, and group plans. Discovery tools include recommendations, Notes, leaderboards, referrals, and search; audience segmentation and email automation are also available. Podcast episodes can be distributed automatically to Apple Podcasts and Spotify, while video can go automatically to YouTube and LinkedIn. Publishing is free. When creators enable paid subscriptions, Substack keeps 10% of subscription revenue, and Stripe charges payment processing fees. Creators own their intellectual property and mailing list and can export their data. Substack serves writers, journalists, podcasters, video creators, experts, educators, and media companies. It is available on the web, Android, and iOS. Substack directs users to its Help Center and handles subscriber support questions on behalf of writers.