Grow your Substack faster with smart subscriber swaps
Fill out your free writer profile, open your match feed, and start reaching out to compatible personal finance newsletters without cold DMs or guesswork.
Try Crosslet Free
Get your first matches in minutes
Start with the real product: create your newsletter profile, then jump into the live match flow. No credit card needed.
Stay in the Loop
Not ready to onboard yet? Join the waitlist for launch updates and new match drops.
Join the waitlist. No spam, ever.
Skip the waitlist
Founder's pricing: limited-time $29 lifetime access.
Buy Founder Access now to skip the queue and lock in Crosslet Pro before public launch pricing changes.
Already joined or bought founder access? Register your newsletter here.
How It Works
Three steps to faster newsletter growth
Fill out your writer profile
Tell Crosslet what your newsletter covers at /onboard so we can match you on topics, size, and fit.
Open /onboardGet matched with finance writers
Preview the live /matches experience and see how Crosslet surfaces compatible writers with overlapping topics.
Preview /matchesReach out and grow together
Use your matches to start conversations, line up swaps, and build a repeatable growth loop with aligned writers.
Why Crosslet?
Manual cross-promos are slow, random, and awkward. We fix all three.
Data-Driven Matching
No more guessing. Our algorithm analyzes audience overlap, engagement rates, and content affinity to find your ideal swap partners.
Audience Quality Scoring
Every subscriber list is scored for engagement and relevance. You only swap with high-quality, active audiences.
Automated & Safe
Set your preferences, approve matches, and let Crosslet handle the rest. Full control with zero risk to your existing list.
Already 29+ writers exploring Crosslet
The product is live: onboarding is open, the match feed is real, and every new writer makes the network more useful.
Writers already exploring the platform
Early traction is coming from personal finance writers who want higher-fit swap partners without manual outreach.
Free onboarding is already open
Visitors can create a writer profile today at /onboard with no credit card and no setup friction.
Match flow visitors can preview now
/matches already shows how Crosslet identifies compatible writers and frames the first outreach step.
Simple Pricing
Start for free right now at /onboard, or lock in founder's pricing now before the $29 lifetime offer disappears.
Best if you want to create your writer profile, preview your current matches, and test the product before paying.
- Create your newsletter profile at /onboard
- View your compatible writer matches
- Reach out manually to aligned newsletters
- Upgrade to Founder Access anytime
Pay once and keep the full Pro plan as Crosslet expands. This is the fastest path to getting access before the public launch.
- Unlimited subscriber swaps
- Advanced audience matching and analytics
- Priority matching queue
- Swap performance reports
- Founder feedback channel and early feature access
Limited-time founder pricing. Secure lifetime Pro access now, then come back to Crosslet after Stripe checkout.
Secure checkout powered by Stripe. You'll be redirected back to Crosslet after payment.
Prefer to try before paying? Start at /onboard for free today and decide on Founder Access later.
Questions before you join?
Here are the answers most writers want before they commit. Short version: Crosslet is built to make finance newsletter growth feel targeted, fast, and far less awkward.
Crosslet is a cross-promotion platform built for personal finance writers on Substack. It helps you find relevant newsletter partners, run smarter swaps, and grow with readers who actually fit your niche.
Ready to grow?
Join the waitlist for launch updates, or buy the founder offer now to secure lifetime Pro access immediately.
Buy Founder Access Now for $29