CrossLetter· Newsletter cross-promotion platform
Your favourite Cross-Promotion & Newsletter Sponsorship Platform
What is CrossLetter?
CrossLetter is a newsletter cross-promotion platform.
CrossLetter is designed to connect email senders looking for mutual growth, while attracting solid sponsors.
Because cross-promotion is one of the fastest ways to grow a newsletter, CrossLetter has been designed to connect newsletter senders, brands and sponsors in a free, effective and data-driven way.
It's simple:
- Sign up and list your newsletter
- Set parameters for cross-promotion and sponsorship
- Browse through the best newsletters that fit your audience
- Reach out, make a connection and start collaborating!
If you're a sponsor looking for great newsletters to sponsor or build relationships with, this is also the space for you.
- Sign up and launch your sponsorship profile (for brands and newsletters)
- Create a collection of newsletters you'd like to sponsor
- Connect with operators who fit your target audience profile
- Launch campaigns you'd like to book, and list what you're willing to pay
CrossLetter is also manually vetted for quality and control, so each newsletter and sponsor goes through checks by an actual human, to verify their metrics, legitimacy and more.
Sign up today to win at email relationships!
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FounderPlaybooks.
What other founders did to grow.
2722 dispatches from hundreds of founders, pulled from the week's best podcasts.
our business model is really simple we just make everyone pay it's a hard wall and takes around $30 a year
Hard paywall at $30/year converts 1.3% of downloads to $30K monthly revenue
Rather than a freemium funnel, Push School enforced a non-negotiable paywall from day one, converting roughly 4,000 of 300,000 downloads into paying customers. The $30/year price point was low enough to reduce purchase friction while the hard wall filtered for committed users and kept revenue predictable.
a lot of people when they're building in public never go viral because they never join the bigger conversation... it's 100 times easier to just bring your ideas to where the focus is already happening
Go viral by joining the big debate already happening in your space
Polus's post hit 500K impressions not because it was polished or had a big audience, but because it plugged directly into the hottest debate at the time — whether AI can build a real SaaS. Latching your launch content to a trending controversy lets you borrow existing attention rather than generate it from scratch.
There's a play for whatever you're stuck on.
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