Does GrowSurf work with Substack?

Substack does not offer any openly available APIs to make any third-party integration possible. Unfortunately, this means that no referral software is compatible with Substack syncing.

However, it's entirely possible to run a referral program using Substack. To achieve this, you would need to export your GrowSurf participants' list into Substack every week or every time you would send out an email. That's the current workaround that our users go through to accomplish this.

Here's a case study of one of our customers who uses Substack to achieve 25% monthly growth: Not Boring