KnowYourNumbersBefore You Invest
Analyse any UK property deal in seconds. Get instant SDLT calculations, rental yield, cash flow projections, and AI-powered investment insights that help you make smarter decisions.
Everything You Need to Evaluate a Deal
From SDLT to AI-powered insights, get a comprehensive analysis of any UK property investment in seconds.
SDLT Calculator
Accurate Stamp Duty calculations for England & NI, including the 5% additional property surcharge for buy-to-let investors.
Mortgage Costs
Calculate monthly payments for repayment or interest-only mortgages with customisable rates, terms, and deposit percentages.
Rental Yield
Instantly compute gross and net rental yields factoring in void periods, management fees, and all running costs.
Cash Flow Projection
See your monthly and annual cash flow after all expenses, with 5-year projections accounting for rent and capital growth.
ROI Analysis
Cash-on-cash returns, total capital required, and a complete breakdown of every cost from SDLT to refurbishment.
AI Insights
Get an AI-generated deal score, strengths, risks, and a personalised recommendation to guide your investment decision.
Three Steps to a Smarter Investment
No spreadsheets. No guesswork. Just clear, data-driven analysis.
Enter Property Details
Input the purchase price, rental income, financing details, and running costs. Our smart form pre-fills typical UK defaults to save you time.
AI Analyses the Deal
Our engine calculates SDLT, mortgage payments, yields, and cash flow instantly. Then AI reviews the numbers and compares against market benchmarks.
Get Your Report
Receive a comprehensive breakdown with charts, a deal score out of 100, identified strengths and risks, and a clear investment recommendation.
Try it — calculate your SDLT
Apr 2025 rates · England & Northern Ireland · all buyer types
Simple, Transparent Pricing
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Free
Full analyser, 3 deals a month
- 3 deal analyses per month
- All 6 strategies (BTL, HMO, BRRRR, Flip, SA, Development)
- AI area analysis
- Market comparables with photos
- SpareRoom room listings (HMO)
Resets on the 1st of each month
Pay Per Analysis
One full analysis, no monthly commitment
- Everything in Free
- PDF report export for this analysis
- Save this deal (1 deal per purchase)
- Deal comparison: up to 3 deals
One-off · unlocks PDF + save for a single deal
Pro
Unlimited analyses for serious investors
- Everything in Pay Per Analysis
- Unlimited deal analyses
- PDF export on every analysis
- Saved deals (unlimited)
- Portfolio tracker: unlimited properties
Billed monthly · cancel anytime
Enterprise
Teams, white-label, custom integrations
- Everything in Pro
- Team seats
- API access
- White-label reports
- Custom integrations
Quote within 24 hours
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Trusted by UK Investors
Join thousands of property investors making data-driven decisions.
"Metalyzi has completely changed how I evaluate properties. What used to take me hours with spreadsheets now takes 30 seconds."
"The AI insights flagged a risk I hadn't considered on a deal I was about to commit to. That alone saved me thousands."
"I recommend Metalyzi to every client looking at investment properties. The reports are professional and the SDLT calculations are spot on."
Start Analysing Deals Today
Run 3 deal analyses free every month — no card required. Upgrade when you need the full toolkit (all 6 strategies, AI insights, PDF reports).