Now in private beta — join the waitlist
Grow your newsletter by swapping subscribers with complementary creators
LoopStack matches you with newsletter creators in adjacent niches, then automates the entire subscriber exchange — so you grow without ads, cold outreach, or luck.
Free forever for founding creators
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Indie Game Dev⇄Pixel Art Weekly◆Solopreneur Finance⇄Bootstrapped Founders◆AI Art Tools⇄Creative Technologists◆No-Code Builders⇄Indie Hackers◆Newsletter Growth⇄Creator Economy◆DTC Operators⇄E-commerce Tactics◆Indie Game Dev⇄Pixel Art Weekly◆Solopreneur Finance⇄Bootstrapped Founders◆AI Art Tools⇄Creative Technologists◆No-Code Builders⇄Indie Hackers◆Newsletter Growth⇄Creator Economy◆DTC Operators⇄E-commerce Tactics◆
How it works
Three steps to compounding growth
01
Match
—We pair you with complementary creators in adjacent niches — audiences that share your readers' mindset but don't overlap your content.
02
Automate
—LoopStack handles the entire subscriber swap with pre-written email sequences. No awkward DMs, no manual coordination.
03
Grow
—Your subscriber count climbs every week. Compounding, organic growth — no paid ads, no cold pitching, no chasing.
Active niches
Built for specific communities
LoopStack works best when creators share an audience mindset — not the same topic.
🎮
+340 subs
avg per swap
Indie Game Dev
Unity devlogsSteam launchespixel art
💸
+520 subs
avg per swap
Solopreneur Finance
bootstrapped SaaSfreelance opsrevenue reports
🎨
+290 subs
avg per swap
AI Art Tools
MidjourneyComfyUIgenerative workflows
“I went from 3,200 to 4,800 subscribers in 6 weeks. No ads, no cold emails — just two swaps with the right creators.”— Maya K., Solopreneur Finance · 4.8k subscribers
Early access
Start growing your newsletter loop
We're onboarding founding creators in batches. Get in early and lock in free access forever.