Latest / The Newsletter Podcast with Fexingo: Substack, Beehiiv, and Email Newsletter Business / How Newsletters Are Using Referral Programs to Grow
Transcript
- Lucas: So you're building a newsletter, you've got decent content, open rates are solid, but growth has plateaued around five thousand subscribers. You're spending money on ads, but the cost per subscriber is creeping up. What do you do? Luna: You make your readers do the work for you — ethically, I mean. Referral programs. Lucas: Exactly. Referral marketing for newsletters is having a moment. And it's not just a nice to have. If you look at the data from Beehiiv's platform, referred subscribers have about thirty percent higher open rates than subscribers from other channels. That's massive. Luna: Higher quality leads, lower acquisition cost. The dream. Lucas: Right. But the question is: how do you actually design a referral program that works without feeling spammy? Because a lot of newsletters try it, and they get maybe a few dozen referrals, then it fizzles. So what separates the ones that actually move the needle? Luna: I think the psychology matters a lot. People refer because they want to look smart, or they want to help a friend, or they want the reward. But the reward has to be something that feels valuable to them. Lucas: Yeah, and that's where a lot of newsletters get it wrong. They offer a generic 'refer three friends, get a t-shirt'. But for a niche B2B newsletter, a t-shirt is meaningless. The best programs offer what I'd call 'status rewards' — things that make the referrer feel like an insider. Early access to content, a private Q&A, a discount on a paid tier. Luna: The Hustle used to do this really well. They had a referral program where if you referred a certain number of subscribers, you got access to exclusive events or a special Slack group. That created a sense of community around the growth. Lucas: And it's worth noting that The Hustle grew to over two million subscribers partly through that mechanism. But a lot of that was before the current newsletter boom. Today, the tools are much more sophisticated. Beehiiv, for example, has built-in referral tracking that lets you offer tiered rewards. You can set it so that the first referral gets you a digital download, the fifth gets you a shoutout, the tenth gets you a year of premium. That gamification is powerful. Luna: One thing I've seen work really well is time-bound referral sprints. Like 'refer five friends in the next 48 hours and unlock this bonus episode'. It creates urgency. Lucas: Absolutely. And that's where the viral loop concept comes in. You want to make the act of sharing as frictionless as possible. The best referral programs have a one-click share button that pre-populates a message with the newsletter's value prop. The person doing the referring doesn't have to think about it. They just tap and send. Luna: But there's a fine line between frictionless and spammy. If the pre-populated message sounds too salesy, it reflects badly on the referrer. So the message has to be in the referrer's voice, not the newsletter's. Lucas: That's a really smart point. And it's one of the reasons why some newsletters shy away from referral programs altogether — they're afraid it'll cheapen their brand. But I think that fear is overblown if you do it right. Look at Milk Road, the tech newsletter. They had a referral program that offered a free book for every five referrals. But the key was that the book was actually good — it was 'The Mom Test', a startup classic. So people felt good about recommending it. Luna: And the incentive doesn't always have to be a physical product. Sometimes it's just recognition. A leaderboard of top referrers, a 'power user' badge — that can be more motivating than a ten-dollar gift card. Lucas: Especially for newsletters that have a strong community vibe. If your readers feel like they're part of something, they'll want to bring others in. That's the social identity angle. The newsletter becomes a tribe, and referrals are the initiation. Luna: So what about the nuts and bolts? How do you actually set up a referral program today? I know Substack has a built-in referral system, but it's pretty basic. Lucas: Substack's referral program is simple — you get a shareable link, and when someone subscribes through it, you get credit toward a free subscription for a friend. It's fine, but it's not very customizable. Beehiiv, on the other hand, lets you set up multiple reward tiers, track referrals in real time, and even integrate with Stripe for cash rewards. There's also a newer player called ConvertKit that has referral features, but it's more for creators who are selling courses or memberships. Luna: I've also seen newsletters use a hybrid approach — they run a referral program on Beehiiv but also use a third-party tool like Viral Loops for more advanced gamification. That seems like overkill for a small newsletter, but for a growing one, it could be worth it. Lucas: Let's talk about the numbers. What's a realistic referral rate? If you have ten thousand subscribers and you launch a referral program, how many new subscribers can you expect per month? Luna: I've seen benchmarks from Beehiiv that suggest a well-designed program can generate ten to twenty percent of your total new subscribers from referrals. So if you're adding a thousand subscribers a month, maybe a hundred to two hundred come from referrals. That's not nothing, especially because those subscribers are more engaged. Lucas: And it compounds. The people who are referred are also more likely to refer others. So you get this virtuous cycle. But — and this is a big but — it only works if your core product is good. If your newsletter is mediocre, no referral program in the world will save it. Referrals amplify quality; they don't create it. Luna: That's the fundamental truth. You can't out-marketing a bad product. But if you've got a solid newsletter, a referral program is one of the highest roi growth levers you can pull. Lucas: So to sum up: make the incentive relevant, make sharing easy, create urgency with sprints, and lean into status rewards over cash. And if you're using Beehiiv, take advantage of their tiered rewards system. If you're on Substack, consider supplementing with a manual tracking system or a simple spreadsheet until they improve their offering. Luna: And if you're just starting out, don't worry about a referral program until you have at least a thousand engaged subscribers. Otherwise, the base is too small to generate meaningful virality. Lucas: Good advice. Alright, I think that's a solid playbook. Next time, we'll look at another growth tactic — maybe something around SEO for newsletters, which is a whole other beast. Luna: Looking forward to it.