Step 01
Onboarding
A guided start so defaults and workflows match how you invest.
buildobox.com
BuildoBox
Smarter analysis. Stronger investments.
AI-powered Progressive Web App for fix-and-flip and rental opportunities—professional metrics, clear visuals, and workflows built for serious investors.
Product tour
Web · iPhone · iPad
Inside the app
Same workflow across web, iPhone, and iPad—desktop captures are from the live site in the browser; phone and tablet frames are the native app UI.
Step 02
New analysis
Spin up underwriting with purchase, rehab, rent, and exit assumptions in one flow.
Step 03
Portfolio
See deals and properties together—prioritize what deserves attention today.
Step 04
Deal overview
High-level KPIs, scenario snapshots, and next actions without digging through tabs.
Step 05
Fix & flip
Flip modeling with profit bands, timelines, and rehab allocation you can defend.
Step 06
Rental hold
Cash flow, cap rate, and long-term hold views side by side with flip cases.
Step 07
Rehab scope
Scope and budget tracking so underwriting stays aligned with the job site.
Step 08
AI vision
Surface insights faster with AI-assisted evaluation layered on your inputs.
Step 09
Project tracker
Milestones and execution visibility from analysis through close and renovation.
Step 10
Account
Preferences, workspace settings, and continuity across sessions.
Capabilities
Everything You Need
From first look at a deal to final underwriting—BuildoBox connects analysis, modeling, and insight in one place.
📊
Deal Analysis
Compare scenarios, stress-test assumptions, and see ROI, cash-on-cash, and profit at a glance before you commit.
🏠
Property Evaluation
Score properties with clear inputs on condition, rent, and exits so every underwriting pass is consistent.
🧮
Financial Modeling
Model flips and holds with IRR, cash flow, break-even, and sensitivity tables that mirror how you actually invest.
🔍
Market Research
Ground each deal in context—layer comps and market signals so bids reflect reality, not just spreadsheets.
📈
Investment Insights
Turn raw numbers into next steps with summaries and AI-assisted recommendations tailored to your strategy.
Demo
See It In Action
Watch how BuildoBox helps you evaluate properties in seconds.
Try It Live
Interactive Analysis
Adjust the values below to see real-time calculations. Log in to save and analyze your own properties.
Property Details
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Analysis Results
Demo valuesFix & Flip
Total Investment
$0
Potential Profit
$0
ROI
0.00%
Rental
Monthly Cash Flow
$0
Annual Cash Flow
$0
Cap Rate
0.00%
Interactive demo — calculations update in real-time. In BuildoBox you get full deal modeling, charts, partnership math, and more on buildobox.com.
Open BuildoBox →Built With
Technical Stack
Web & clients
Next.js web app with React and TypeScript
Deployed on Vercel for fast, reliable delivery worldwide
Installable progressive web app (PWA) in the browser
Companion native apps for iPhone and iPad (Premium Plus where supported)
Platform & billing
Stripe for subscriptions and in-product billing management
Tiered plans (Basic, Premium, Premium Plus) with feature gates
Cloud-backed saved properties and sync across sessions and devices
PDF exports to Google Drive where enabled for your workspace
Analysis engine
One property record powering flip, rental, rehab, comps, and tax views
Comps, location quality, and market context without leaving the deal
Rental Intelligence: BRRRR, DSCR, reserves, and cash-flow scenarios
AI-assisted rehab vision and insight tooling where available for your tier
Who It's For
Use Cases
Fix-and-flip operators
Stress-test purchase, rehab, and exit on one record—flip ROI beside rental math so you know when to bid or walk.
Structured rehab estimates tied to flip margins
ARV grounded in filtered comps and location context
Sensitivity and scenario tabs before you wire earnest money
Partnership splits and waterfalls next to the deal economics
Buy-and-hold & rental investors
Rental Intelligence keeps BRRRR, DSCR, reserves, and cash-on-cash aligned with the same inputs you used on day one.
BRRRR refinance and DSCR loan scenarios in one workspace
Cap rate, NOI, and multi-year hold projections
Deal-breaker alerts on weak DSCR, thin cash flow, or rent risk
Room to track operating actuals after you close
Partners & joint ventures
Capital stacks, splits, and waterfalls stay attached to the property record so sponsors and capital partners see one truth.
Partner economics documented beside underwriting outputs
Shared cloud-backed deals everyone signs into
Premium workflows when the deal is not a solo mission
Exports you can hand to lenders or LP stakeholders
Heavy rehab & project-led teams
When renovation drives the thesis, tie rehab scope and execution signals back to the same analysis pipeline—not a separate spreadsheet island.
Rehab estimator with appliance price discovery hooks
Premium Project Tracker, Quote Basket, and supplier workflows
Schedule and budget visibility next to flip or rental outcomes
AI-assisted rehab vision where enabled for your workspace
Ready for your next deal?
Open BuildoBox on the web or get the iPhone and iPad app—the same professional-grade analysis workflow investors rely on.