Small-scale US landlords and part-time real estate investors who evaluate rental property deals before purchasing.
Come funziona
- Enter the property's purchase price, down payment, loan terms, monthly rent, and recurring expenses such as taxes, insurance, and maintenance.
- Set the vacancy rate assumption and one-time closing costs.
- Click Calculate to see monthly cash flow and cash-on-cash ROI, rounded to two decimals.
- Save the property to compare it side-by-side with others and export all saved properties to CSV.
Cosa ottieni
- Instant monthly cash flow and ROI calculations
- Accounts for closing costs in ROI
- Save and compare multiple properties
- Export data to CSV for further analysis
- Avoid spreadsheet errors
Schermata

Dettagli tecnici
Come configurare e usare
- Acquista la licenza — la chiave (lic_...) appare nella pagina dell'ordine e via email.
- Accedi su app.synoriaai.com con la tua chiave di licenza.
- Nessuna installazione — il prodotto gira nel browser, sulla tua istanza isolata.
- Enter the property's purchase price, down payment, loan interest rate and loan term
- Enter expected monthly rent, taxes, insurance, maintenance and vacancy rate
- Enter one-time closing costs, then click Calculate to see monthly cash flow and ROI
- Click Save Property to keep this analysis for later comparison
- Open the property list to compare saved properties side-by-side or export them to CSV
Domande frequenti
Does this connect to my bank account or MLS listings?
No. You enter the numbers yourself, and everything is calculated instantly on this screen.
Is my saved property data private?
Yes. Your saved analyses are stored only for your own use and are not shared with anyone else.
Does it account for mortgage financing, not just cash purchases?
Yes. You enter the loan interest rate and term, and the calculator includes the actual monthly mortgage payment in your cash flow.
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