Whoownswhat
Disclosure up front: I built this, it's called [WhoOwnsWhat.xyz](http://WhoOwnsWhat.xyz), and there's a paid plan. The post is mostly the lessons, the link is at the bottom. **Why I built it** I started a side project with a co-founder. Domain, Vercel, Notion, Slack, Claude: all
A shared ledger for side projects with a partner. Split SaaS costs like Splitwise, track who owns the domain, GitHub and billing, and hand a project over cleanly.
WhoOwnsWhat.xyz: cost splitting for side projects Skip to content Building in public. Follow along on X WhoOwnsWhat .xyz Features MCP & API Pricing Guides Open the app For indie hackers and hackathon teams Who paid what. Who owns what. One shared ledger for side projects with a partner. Split the bills, track the domain, hand it over clean. Start free Get the free Google Sheet Free sheet today No card needed MCP live Three founders sharing one project, split 34, 33 and 33 yourproject.com 34 33 33 Matt Ana Sam $ How it works, in 12 seconds app.whoownswhat.xyz / yourproject.com 01 Log a cost
A shared ledger for side projects with a partner. Split SaaS costs like Splitwise, track who owns the domain, GitHub and billing, and hand a project over cleanly.
WhoOwnsWhat.xyz: cost splitting for side projects Skip to content Building in public. Follow along on X WhoOwnsWhat .xyz Features MCP & API Pricing Guides Open the app For indie hackers and hackathon teams Who paid what. Who owns what. One shared ledger for side projects with a partner. Split the bills, track the domain, hand it over clean. Start free Get the free Google Sheet Free sheet today No card needed MCP live Three founders sharing one project, split 34, 33 and 33 yourproject.com 34 33 33 Matt Ana Sam $ How it works, in 12 seconds app.whoownswhat.xyz / yourproject.com 01 Log a cost
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