Sender vs Substack (2026)
Budget email & SMS with a generous free plan — against — Publish, charge and grow — zero upfront cost. Same table, same scoring system, clear verdict.
Affiliate disclosure: Critingo is reader-supported. If you sign up through links on this page we may earn a commission — it costs you nothing extra and never changes our verdicts. We verify pricing and terms regularly, but they change often: always confirm on the vendor's site before buying.
Head-to-head
Pricing and terms last verified 31 October 2026 — vendors change them often.
| Sender 🏆 | Substack | |
|---|---|---|
| Free plan | Yes: up to 2,500 subscribers | No |
| Paid from | Paid typically from around $15/mo (scales by list size) | No monthly fee — revenue share instead |
| Free trial | None | None |
| Automations | ✓ | ✗ |
| Landing pages | ✓ | ✓ |
| Paid subscriptions | ✗ | ✓ |
| Ecommerce features | ✗ | ✗ |
| Our score | 4.2/5 | 4.1/5 |
Choose Sender if…
- You're primarily startups on a tight budget
- Very generous free plan
- You can live with: smaller ecosystem and community
Choose Substack if…
- You're primarily writers who just want to publish
- Simplest possible start: write and publish in minutes
- You can live with: no automations — email sequences are impossible
Sender vs Substack: FAQ
Sender or Substack — which is better in 2026?
For most people matching Sender's strengths (startups on a tight budget), Sender is the stronger choice — it scores 4.2/5 on our four-factor score. But "better" depends on you: choose Sender for startups on a tight budget, and Substack for writers who just want to publish.
Is Sender cheaper than Substack?
Sender has a free plan (Paid typically from around $15/mo (scales by list size)), while Substack has no permanent free plan (No monthly fee — revenue share instead). Vendors reprice several times a year — check both pricing pages before deciding.
Can I switch from Sender to Substack (or back)?
Yes. Subscribers export as CSV/JSON from either platform and import into the other. Automation sequences usually need rebuilding — map your tags and forms before migrating.