Homeownership with your partner, simplified
Shared Homeowner OS™ is an app for unmarried couples to manage homeownership. Protect and grow, together.







Homeownership is tough for unmarried couples. With Shared Homeowner OS™, it's easy.
We’ve spent 32,000+ hours and helped hundreds of unmarried couples navigate co-ownership to bring you Shared Homeowner OS™.
Streamline decision-making
Tackle big decisions—and little ones, too—with expert guidance at every step. Shared Homeowner OS™ makes it easy to discuss and get on the same page about finances, ownership interests, rights and responsibilities, risk-handling, and more.
No guesswork, no uncomfortable chats.


Create customized agreements
You love each other, but that's not a legal framework. Shared Homeowner OS™ helps you get everything in writing to clarify mutually-agreed terms and protect one another.
Create your Co-ownership Agreement
Generate a Memorandum of Agreement
Digitally sign to execute from anywhere
Update anytime with a few taps
Plan for the future
Things change. It's not just a breakup you have to think about. Define your exit strategy to ensure a smooth transition for the eventual sale, transfer, or unwind of your co-ownership arrangement.


Manage paperwork, like a boss
Keep track of all your important files, records, and receipts related to co-ownership in one place. Your secure document vault provides easy access, sharing, and version control.
Blockchain authentication from both partners keeps things transparent and ensures your docs are always there when you need them.
Why wing it?
Wing it | Pay attorney to draft agreements | Shared Homeowner OS™ | |
---|---|---|---|
Cost | Free | $5,000 - $10,000 | $30/month/co-owner |
Risk level | High | Elevated | Low |
Protection | None | Moderate | Strong |
Guidance | None | One-time | Ongoing |
Support | None | Limited | Ongoing |
💪 No guesswork, more upside.
Save $10k on upfront legal fees
Save 120 hours a year on admin
Avoid conflict, court, and probate
FAQs
Your questions, answered.
Co-ownership is when two or more people who are not married to one another own a home together.
Friends, family members, or couples—or any combination—can own a home together.
Co-ownership is also called shared homeownership, fractional homeownership, or joint homeownership.
Shared Homeowner OS™ is an app to help you plan, structure, and manage co-ownership together efficiently and effectively.
With Shared Homeowner OS™, you’re able to manage co-ownership like a pro:
🤝 Streamline decisions
💸 Plan finances, expenses, payments
📝 Create a Co-ownership Agreement in 45 minutes
✍️ Digitally sign from anywhere
🔐 Manage key documents
🚪 Define an exit strategy
🪄 Update anytime
Shared Homeowner OS™ puts co-owners in control over the entire lifecycle:
- Avoid guesswork and conflict
- Save $1,000s on legal fees
- Save 120 hours a year on admin
- Protect relationships, investments, and the home
Instead of winging it, you can de-risk, protect, and build wealth.
Shared Homeowner OS™ helps folks who own a home together:
- Friends
- Family members
- Unmarried couples
- Couples
- Combinations of the above
Today, we're setup to help those who:
1. Co-own a home in the U.S.
2. Co-own a home as a group of 2 to 4 total (excluding renters, kids, anyone not on Title)
We're working to expand our offering.
Shared Homeowner OS™ subscription:
$30.00 / person / month, paid annually
$22.50 / person / month, paid annually (25% off during Private Beta)
That’s less than the cost of one cappuccino a week to protect your relationships, investment, and home.
Private beta discount ends soon.
A private beta is an exclusive phase where a select group of users are invited to access a new product before it's widely available.
This allows us to gather valuable feedback and make necessary improvements. As a participant, you have the opportunity to explore the features, identify potential areas for enhancement, and contribute to the refinement of the product. It's a collaborative process that ensures quality and effectiveness.
Apply to the private beta here.
We’ll respond within 48 hours. If it's a good fit, you'll get sign-up instructions and your 25% off private beta discount code.
Our co-owners say it best

Starla, Robert
Unmarried Couple Co-owners

Candace, Gabriel
Unmarried Couple Co-owners

Having a step-by-step process helps, especially with the nitty gritty. It makes things feel feasible and reasonable.
Now it’s like ‘if that happens, we've already got this plan in place’.
I would absolutely recommend CoBuy!"
Genya, partner, family
Unmarried Couple + Family Co-owners
Ready to get started?
Apply to our private beta. If it's a good fit, you'll get:
Direct access to our team + 1:1 support
25% discount off annual subscription
Input on new features and product development