





💪 No guesswork, more upside.
We’ve worked 33,000+ hours tackling co-ownership, so you don’t have to.
One tool to manage
co-ownership, together.
Money matters
Plan finances, expenses, and payments.
Ownership
Define structure and individual interests.
Risks
Identify, safeguard, and specify remedies.
Admin
Streamline day-to-day tasks.
Rights & responsibilities
Align goals and expectations, flexibly.
Exit strategy
Prepare for eventual unwind or transfer.
Built to make co-owning a home easy.
Shared Homeowner OS™ puts you in control over the full ownership lifecycle.

Set your terms
Collaborate in real-time with step-by-step guidance to set the terms of your co-ownership arrangement. An intuitive workflow streamlines decision-making. Eliminate guesswork, avoid drama.

Create flexible agreements
Generate, review, and digitally sign agreements. Executed agreements are encrypted and recorded to blockchain. Need to make a change? No problem. Modify, confirm, and re-execute in a few taps.

Organize docs, records, receipts
Store all your important files in one place with easy access, sharing, and version control. Authentication by all co-owners marks files as legit. Breathe easier when tax season rolls around, or it’s time to sell.
Seriously secure.
You control your data. We go to great lengths to keep it safe and secure.
Multi-factor ID verification
Government ID cross-referenced with live imaging and personal verifiers.
Blockchain authentication
Smart contracts from the world's fastest, most secure blockchain network.
256-bit advanced encryption
Data encryption algorithms used by the United States National Security Agency.
Cover your risk, build wealth.
With Shared Homeowner OS™, manage your co-investment like a pro—and enjoy the upside.
Nobody knows co-ownership better. We've worked with thousands of co-buyers and co-owners, and been there ourselves.
Save $10k on upfront legal fees
Eliminate 10 hours of admin per month
Avoid conflicts, court, and probate
Minimize unexpected tax consequences
Plan your exit strategy
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.
Leading industry pros agree.
"Homeownership is not one-size-fits-all. CoBuy gives you the resources to make homeownership adapt to your needs while covering all of the practical and technical bases."

Edward Ong
Principal • Broker • Attorney
Corpen Real Estate Group
“CoBuy helps folks to set up a framework for co-ownership so that things go smoothly and the individuals involved are protected. Efficient, effective, everybody wins.”

Trevor Reese
Area Manager
Revolution Mortgage
"It's important to get all parties on the same page on issues that don’t show up on loan or purchase documents. Having CoBuy to manage this can make all the difference."

Frank Sandoval
Loan Officer
U.S. Bank
Want early access?
🚀 Private Beta is LIVE! Spots are limited.
25% discount, 1:1 support, guide new features.