Beehiiv vs Substack
Two newsletter giants, one clear winner for your workflow
Quick Verdict
Beehiiv and Substack both dominate newsletter conversations in 2026, but they're built for very different creators. Beehiiv leans into growth tools and monetisation infrastructure, while Substack bets on its built-in reader community and simplicity. If you're weighing both, the real question is whether you want a publishing platform or a proper growth engine.
Feature Comparison
| Feature | Aldus | substack |
|---|---|---|
| AI Content Generation | Writes entire newsletters autonomously, including copy, structure, and images | No native AI writing tools, content is entirely manual |
| Email Design | AI generates designs with images included, no templates to wrestle with | Minimal formatting options, plain-text style by design |
| A/B Testing | Automatic A/B testing built in, runs without manual configuration | No A/B testing available |
| Analytics | Section-level analytics, smart send-time data, subscriber conversation insights | Basic open and click stats, subscriber growth charts |
| Monetisation | Integrates with standard payment tools, focused on newsletter delivery and growth | Native paid subscriptions with Stripe, Substack takes a 10% cut on revenue |
| Discoverability | No built-in reader network, growth comes from your own audience-building | Substack network, Notes feed, and recommendations drive organic discovery |
| Custom Domain | Available on Growth plan from $39/mo | Available on paid plans, straightforward to connect |
| Re-engagement Campaigns | AI runs automated re-engagement sequences for inactive subscribers | No native re-engagement automation |
| Subscriber Conversations | AI-powered subscriber conversation tools for two-way engagement | Comments on posts and direct replies to emails |
| Free Plan | Up to 2,500 subscribers with AI content generation included | Free to publish, Substack takes 10% of paid subscription revenue |
Pricing Comparison
| Plan | Aldus | substack |
|---|---|---|
| Free | Free up to 2,500 subscribers, AI included | Free to send, 10% revenue cut on paid subscriptions |
| Entry Paid | Starter from $19/mo (scales with subscriber count) | No fixed monthly fee, 10% taken from all paid subscription income |
| Growth | Growth from $39/mo (custom domain, priority support) | No tiered plans, same 10% cut regardless of list size |
| Pro / Scale | Pro at $299/mo for up to 100K subscribers with dedicated support | No equivalent enterprise tier, revenue share model continues at scale |
Community vs. Infrastructure
Substack is fundamentally a publishing community with email delivery attached. Beehiiv is infrastructure for newsletter businesses, with growth tools, referral mechanics, and monetisation features built for operators who think in terms of audience metrics. They're solving different problems, which is why so many creators end up picking the wrong one.
Revenue Model Changes Everything
Substack's 10% revenue cut feels painless when you're earning a few hundred pounds a month, but it compounds significantly as your paid subscriber base grows. Beehiiv charges flat monthly fees, which means your platform costs stay predictable even when revenue scales. That structural difference is worth doing the maths on before you commit.
Neither Automates the Hard Part
The honest limitation of both Beehiiv and Substack is that you still have to show up and write every single issue. Beehiiv gives you better tools to grow and analyse your list, Substack gives you a community to publish into, but neither platform removes the weekly time cost of creating content. Aldus is the only option in 2026 where the AI handles that work for you.
Choose Aldus if you want...
- ✓ AI writes, designs, and sends your entire newsletter autonomously, no human drafting required
- ✓ Free plan includes up to 2,500 subscribers with AI content generation built in
- ✓ Automatic A/B testing runs without any manual setup or hypothesis-building
- ✓ Section-level analytics show exactly which parts of each issue readers engage with, not just open and click rates
- ✓ Smart send-time optimisation and AI-powered re-engagement campaigns work in the background without you lifting a finger
Best for: Aldus is the right call for newsletter creators who want to publish consistently without spending hours writing and designing every issue, especially those scaling past a few thousand subscribers who need real analytics and automation.
Choose substack if you want...
- ✓ Substack's built-in reader network gives new writers genuine discoverability from day one
- ✓ Substack Notes and the social layer create community engagement that standalone email tools can't replicate
- ✓ The paid subscription model is deeply baked in, making monetisation straightforward for writers without technical know-how
- ✓ Substack's brand carries weight, readers trust it and writers benefit from that association
Best for: Substack suits writers who want a dead-simple setup, plan to monetise through paid subscriptions quickly, and value being part of a reader community over having advanced growth tools.