MJML vs Substack: Pricing Comparison 2026
Side-by-side pricing comparison of MJML and Substack. See all plans, features, and costs at a glance.
Bottom line: Both MJML and Substack offer free plans. MJML has 1 pricing tiers while Substack has 7.
Last updated: March 16, 2026
MJML vs Substack: Quick Pricing Facts
| Feature | MJML | Substack |
|---|---|---|
| Starting Price | Custom pricing | $5/mo |
| Number of Plans | 1 | 7 |
| Free Tier | Yes | Yes |
| Pricing Model | open-source | usage-based |
| Annual Discount | N/A | N/A |
MJML and Substack are both priced at Custom pricing, making them equally accessible Email Marketing tools. Together they offer 8 pricing plans with 25 features compared, so the best choice comes down to which features match your needs.
Both tools offer free plans, making them accessible for teams on a budget. MJML uses open-source pricing while Substack uses usage-based pricing, which may affect your total cost at scale.
Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Email Marketing needs.
| Pricing Plans |  MJML Try it free |  Substack Try it free |
|---|---|---|
| Tier 1 | Free $0/monthCheapest Includes
| Free $0/monthCheapest Includes
|
| Tier 2 | — | Basic $5/monthCheapest $5 / year Includes
|
| Tier 3 | — | Standard $7/monthCheapest $7 / year Includes
|
| Tier 4 | — | Advanced $10/monthCheapest $10 / year Includes
|
| Tier 5 | — | Pro $15/monthCheapest $15 / year Includes
|
| Tier 6 | — | Premium $30/monthCheapest $30 / year Includes
|
| Tier 7 | — | Enterprise $75/monthCheapest $75 / year Includes
|
Swipe to compare plans →
Substack
Substack offers a free plan, offers 7 tiers vs 1.
Based on pricing data only. Review the full comparison below for your specific needs.
Best value: Substack
Try Substack freeWhich Should You Choose?
Choose MJML if:
- •You prefer MJML's free tier features—Open-source email framework, Responsive emails
- •You prioritize MJML's user experience and interface over price (both tools are similarly priced)
- •You want MJML's approach to incremental feature unlocking across its 1 pricing tier
Choose Substack if:
- •You prefer Substack's free tier features—Set up paid subscriptions, Keep 90% of revenue
- •You need 7 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
- •You want more features built-in—Substack offers 19 additional features across its plans
Both MJML and Substack offer free plans [1], eliminating cost barriers for evaluation. This means you can test both tools thoroughly with your actual workflows before any financial commitment. The free tiers differ in scope: MJML includes 3 features, while Substack includes 4 features. Evaluate which free tier matches your evaluation needs before deciding to upgrade. Your best approach is to activate both free trials and evaluate which tool's workflow, integrations, and user experience align better with your team's needs before committing to paid plans.
Frequently Asked Questions: MJML vs Substack
How many pricing plans does MJML have vs Substack?
Does MJML or Substack offer a free plan?
Can I save money by paying annually for MJML or Substack?
What pricing models do MJML and Substack use?
How do MJML and Substack compare for Email Marketing?
Sources
- MJML Official Pricing— Vendor pricing page
- Substack Official Pricing— Vendor pricing page
Related Articles
Track Price Changes
Get notified when pricing changes for these tools.