Interactive Stamp Duty Tools
Free tools to help you assess, plan, and optimise your stamp duty. From quick eligibility checks to detailed financial comparisons.
14
Free Tools
3
Categories
No
Registration Required
Instant
Results
Comparison Tools
Rent vs Buy with Stamp Duty
Year-by-year cost comparison factoring stamp duty into the total cost of buying versus renting.
- Compound growth over 5-30 years
- Factors SDLT, mortgage, maintenance
- Side-by-side annual breakdown
Before vs After April 2025
Compare stamp duty before and after the April 2025 rate changes for all buyer types.
- Old vs new nil-rate thresholds
- FTB, standard, additional property
- Surcharge increase from 3% to 5%
Company vs Personal SDLT
Compare stamp duty for company purchases versus personal ownership including the 17% flat rate.
- 17% flat rate above £500k
- Company vs standard vs additional
- Critical price threshold analysis
England vs Scotland vs Wales
Compare SDLT, LBTT, and LTT side by side across all three UK stamp duty regions.
- Three-region comparison
- Cheapest region highlighted
- Different FTB and surcharge rules
Planning Tools
Stamp Duty Savings Planner
Calculate how long it will take to save for stamp duty alongside your deposit and legal fees.
- Month-by-month savings roadmap
- SDLT + deposit + fees combined
- Interest on savings included
Price Band Optimizer
Find stamp duty sweet spots near band thresholds and see exactly where marginal costs jump.
- Visualise SDLT band boundaries
- Identify negotiation targets
- FTB vs standard thresholds
Refund Eligibility Checker
Answer a few questions to find out if you can claim a stamp duty refund on the 5% surcharge.
- 36-month refund window
- Estimated refund amount
- HMRC claim deadline shown
MDR Benefit Calculator
Estimate savings from Multiple Dwellings Relief for qualifying pre-March 2024 contracts.
- Standard vs MDR comparison
- Per-dwelling breakdown
- Contract date eligibility check
Affordability with Stamp Duty
See your true buying power after stamp duty erodes your deposit and affects mortgage affordability.
- Income-based max borrowing
- SDLT impact on deposit
- Adjusted property budget
Assessment Tools
Buyer Type Identifier
Answer simple questions to discover which SDLT category applies to you and which rates you will pay.
- FTB, standard, or additional?
- Handles joint purchases
- Links to the right calculator
Relief Eligibility Checker
Check which SDLT reliefs and exemptions you may qualify for based on your circumstances.
- Covers 8 relief types
- Estimated savings shown
- Links to detailed guides
Surcharge Risk Checker
Find out whether you will face the 5% additional dwelling surcharge based on your property situation.
- Married couple rules
- Inherited property test
- Refund route assessment
Property Type Classifier
Determine whether your property is residential, commercial, or mixed-use for stamp duty purposes.
- Residential vs commercial test
- Mixed-use savings potential
- HMRC challenge areas flagged
Unlock More Tools with Your Free Account
Sign up for free to access all our interactive tools and get powerful features like saved calculations, property comparisons, and buying journey tracking.
Yearly
£36/year (7-day free trial)
- Save up to 10 properties
- Side-by-side comparisons
- Buying journey tracker
- PDF exports
Lifetime
£69 one-time payment
- Everything in Yearly
- Unlimited saved properties
- LISA & Section 24 calculators
- SDLT rate change alerts
PDF Exports
Save tools as PDF
Cost Explorer
Track all buying costs
Rate Alerts
Get notified of changes
All Future Tools
Included with Lifetime
Monthly plan also available at £4.99/month. Yearly plan includes a 7-day free trial.
View full pricing details