Mortgage Calculator UK-only
Compound Interest & Stamp Duty
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Looking to buy a property in the UK? Whether you're a first-time buyer, moving home, or exploring UK property as an investment, this app gives you the essential tools to plan with confidence — all in one place.
Everything You Need – All in One App
No more jumping between different mortgage calculators, stamp duty tools, and loan-to-value charts. This app brings everything together in one easy-to-use interface, designed specifically for the UK property market.
Quickly calculate:
Monthly mortgage repayments
Stamp duty (England, Northern Ireland, Scotland, and Wales supported)
Loan to Value (LTV) ratio
You can also:
Visualise your mortgage across the full term using a dynamic graph
View a full amortisation table of interest and principal payments over time
Adjust loan amount, term length, interest rate, and deposit with ease
Built Specifically for UK Mortgages
This app is built exclusively for mortgages and property purchases in the UK.
This is not a generic global calculator — it’s purpose-built for UK buyers.
Key Features:
Clean, modern, and intuitive interface
Instant calculations with real-time updates
Full term overview via graph or amortisation table
Optimised for speed and clarity – no ads, no distractions
Works offline – no need for an internet connection once installed
Ideal For:
First-time buyers in the UK
Property investors interested in UK homes
Home movers calculating affordability
Expats or overseas buyers purchasing UK property
Anyone needing a fast and reliable UK mortgage calculator
Why Use This App?
Most mortgage tools only offer one piece of the puzzle — some show repayments, others cover stamp duty, but very few offer everything together. With this app, you can:
Compare repayment scenarios instantly
Understand how much stamp duty you'll pay
Evaluate whether your deposit is sufficient for your desired LTV
Get a clear picture of your financial commitment over the full loan term
Data Privacy
This app does not collect personal data or require account sign-up. All calculations are done locally on your device.
DOWNLOAD NOW
Make smarter property decisions with one simple tool, made for the UK. Download the UK Mortgage Calculator today.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Thanks for choosing Mortgage Calculator UK-only! This update includes:
- UI improvements.
- Bug fixes.
The developer, JAMES ALEXANDER PENNY, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- JAMES ALEXANDER PENNY
- Size
- 16.3 MB
- Category
- Finance
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Lifetime Pro $3.99
- Copyright
- © Copyright 2026, James P Developer