Underwrite rentals and deals with transparent math.
JasmoFlo helps you run calculations, compare scenarios, and track real outcomes so each next decision is sharper.
What you get
Tools to help you decide, not an algorithm deciding for you.
Fast underwriting math
Run cash flow, cap rate, DSCR, and scenario comparisons without hunting for spreadsheets.
Outcome tracking
Record what actually happened so you can compare inputs to outcomes over time.
Shared context
Keep assumptions, notes, and evidence attached to the work so the next decision starts with context.
Show your work
Every calculation exposes the formula. Every estimate cites its source or assumption. No black boxes.
Hypothetical Duplex
Inputs: $325k Purchase • 25% Down • 7.1% Rate
Assumptions
- Vacancy Rate5.0%
- Management8.0%
- Maintenance5.0%
- CapEx Reserves5.0%
How it works
A disciplined workflow for disciplined investors.
Enter assumptions
Provide purchase, financing, income, and expense inputs based on your research.
Review the math
See the formulas used and how changes affect results instantly.
Track outcomes
Capture actuals to measure error and learn over time.
Choose your path
See all use cases →What Mona can (and can't) do
Read full policy- Run formulas on your inputs instantly
- Organize notes, assumptions, and scenarios
- Help you compare tradeoffs between options
- Promise investment outcomes or returns
- Replace due diligence or professional judgment
- Verify third-party data quality end-to-end