USA Property Investment Calculator - See after-tax holding costs instantly. Australian tax calculations available.
Users
2
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#366K
#277K among extensions
Version
2.0.0
updated 1 Jan 2026
Users
monthly, 10 months
Latest, 16 Oct 2026:2 usersMove the mouse over the chart for any month
Ratings count
monthly, 10 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Propalyse
Propalyse - Real Estate Investment Calculator
Instantly analyze property investments while browsing Zillow, Domain, and realestate.com.au
What It Does:
Propalyse transforms property browsing into investment analysis. Simply hover over any property listing to instantly see:
✅ After-Tax Cash Flow - See your true monthly cost after tax deductions
✅ Rental Income Estimates - Automatic rent calculations based on local market yields
✅ Full Expense Breakdown - Mortgage, property tax, insurance, maintenance, HOA fees
✅ Investment Returns - Cash-on-Cash return and Cap Rate metrics
✅ Tax Benefits - Negative gearing (AU) and depreciation benefits (USA)
✅ Editable Rent - Adjust rental income on-the-fly to test different scenarios
Why Install It:
- Save Hours of Analysis
- Stop opening spreadsheets for every property. Get instant investment metrics while browsing, so you can quickly filter winners from losers.
- Make Better Decisions
- See the real numbers that matter - not just listing prices. Understand monthly holding costs, tax implications, and actual returns before you even contact an agent.
- Works Where You Browse
Seamlessly integrates with:
Zillow (USA)
Realtor.com (USA)
Redfin (USA)
Domain.com.au (Australia)
Realestate.com.au (Australia)
Built for Investors:
Whether you're analyzing your first rental property or your 50th, Propalyse gives you professional-grade calculations instantly. Perfect for:
- First-time investors learning the ropes
- Active investors comparing multiple properties
- Property brokers analyzing deals for clients
- Anyone wanting to understand true investment returns
Cloud Sync & Portfolio Tracking:
Save promising properties to your dashboard for deeper analysis. Access your saved properties from any device with cloud synchronization.
Key Features
USA Properties:
7% default interest rate (customizable)
27.5-year depreciation calculations
Property tax based on local rates
Federal and state tax deductions
Monthly rent estimates using 0.75% rule
Australian Properties:
State-based rental yield estimates
Negative gearing tax calculations
Strata fees, council rates, water rates
Weekly rent display (AU standard)
Interest-only or P&I loan options
Customizable Settings:
Adjust deposit percentage (10-50%)
Set your marginal tax rate
Change interest rates
Modify maintenance assumptions
Set loan terms (15-30 years)
Plans & Pricing
Free Plan: 5 property views per month
Starter: 50 property views per month
Pro: Unlimited views + cloud sync
Elite: All features + priority support
Start with the free plan to test it out - no credit card required.
Privacy & Security
Secure cloud storage with Supabase
Data encrypted in transit and at rest
No data sold to third parties
Only accesses property listing pages
Transform property browsing into investment analysis. Install Propalyse now and see the numbers that really matter.
Growth
Window
Users
Change
Ratings
Rating
7 days
0
+0.0%
0
0.00
30 days
−1
−33.3%
0
0.00
6 months
−1
−33.3%
0
0.00
Chrome Web Store search rankings
Where Propalyse appears when people search the store, with the 30 day change