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Omnisend #7 vs Substack #8 of 9 on /best/email-marketing

Omnisend vs Substack

Side-by-side plans, pricing, and feature gates for Omnisend and Substack, verified . Both are primarily email marketing tools.

Omnisend

Starting price
Free
Free plan
Yes
Free trial
·
Plans
4
Full Omnisend profile →

Substack

Starting price
Free
Free plan
Yes
Free trial
·
Plans
1
Full Substack profile →

Plans side by side

Every published plan from each vendor, with the headline monthly anchor price. Some prices scale with subscriber count or seats; full detail lives on each tool's page.

Omnisend

  • Free

    Up to 250 contacts, 500 sends/month

    Free
  • Standard

    Entry paid tier with advanced reporting

    $16/mo
  • Pro

    Unlimited email plus SMS credits equal to plan price

    $59/mo
  • Custom

    High-volume contacts with dedicated onboarding

    Custom

Substack

  • Standard

    Free to publish; 10% of paid subscription revenue

    Free

When Omnisend wins

  • Small-to-mid Shopify or BigCommerce stores wanting one tool for email, SMS, and push
  • E-commerce founders running their own marketing without a dedicated team
  • Brands graduating from Mailchimp's e-commerce features

Where Omnisend is the wrong fit

  • B2B marketers (use ActiveCampaign or Customer.io)
  • Creators running pure newsletters (use Kit or beehiiv)
  • Large e-commerce operations needing custom data modeling (Klaviyo or Customer.io)

When Substack wins

  • New writers with no list yet who want platform-driven discovery
  • Writers who would rather give 10% of revenue than pay a flat $20-100/month with no readers

Where Substack is the wrong fit

  • Established creators with a paid list above ~5,000 subscribers; the 10% share exceeds what Kit, Ghost, or beehiiv would charge in flat fees at that scale
  • Operators who want full control over deliverability, subscriber data, and migration optionality
  • Brands needing automations, segmentation, or marketing tooling

Compare across the category

This page is Omnisend vs Substack. To put both side by side with every other email marketing tool we track on a single price-only table, see the email marketing pricing comparison . Free tiers, entry paid plans, and mid-tier plans for the full email marketing cohort.

Common questions

Is Omnisend cheaper than Substack?
Both Omnisend and Substack have free or custom entry pricing, so a direct entry-tier price comparison is not meaningful.
Does Omnisend or Substack have a free plan?
Both have free plans. Omnisend: Up to 250 contacts, 500 sends/month. Substack: Free to publish; 10% of paid subscription revenue.
Are Omnisend and Substack in the same category?
Yes. Both are primarily email marketing tools, which is why this is a natural head-to-head comparison.
Which has more plans, Omnisend or Substack?
Omnisend ships 4 plans; Substack ships 1. Omnisend's longer ladder gives more granular upgrade steps, which can mean smoother price escalation as your team scales.
Where can I see alternatives to Omnisend or Substack?
Each tool has a dedicated alternatives page on TierGauge with ranked options and verified pricing: /alternatives/omnisend for Omnisend and /alternatives/substack for Substack. Alternatives are derived from each tool's editor-flagged competitors plus same-category tools we track.

Omnisend: https://www.omnisend.com/pricing/ · Substack: https://substack.com/going-paid

Last verified . Pricing changes between refreshes; confirm at the vendor before purchasing.