Plug & Play by Swapstack
Pre-approved affiliate deals for all newsletter creators
競合・代替製品
Letterstack
Resources for building, growing and monetizing a newsletter
Tip Jar by Swapstack
Collect tips & donations from your newsletter readers
Magic Links by SparkLoop
Add a one-click signup button inside any newsletter
Substack Reader
Substacks RSS Reader for their newsletters
Sales & Onboarding Playbooks by Accord
Win more deals & launch customers faster, startup playbooks