Mortgage Calculator UK

What Mortgage Calculator UK does

Mortgage Calculator UK (legal entity MortgageCalculator.UK) is a private, UK-domiciled consumer fintech utility founded in August 2019 after the company acquired the mortgagecalculator.uk domain during the Nominet .UK TLD launch. The company operates a free web-based platform offering five specialized calculators: a primary mortgage payment calculator supporting both amortising and interest-only scenarios with full annual and monthly amortization breakdowns, an affordability calculator, an amortisation calculator with printable schedules and rate-change projections, an overpayment calculator, and a remortgage calculator with equity-withdrawal modeling. The underlying technology is a JavaScript-based mortgage calculation engine with PHP server-side calculator embeds, rendered through a responsive web design that adapts across desktop, tablet, and mobile devices. The platform also offers a suite of over half a dozen free embeddable widgets (PHP, JavaScript, sidebar, text-link variants) that allow third-party website owners to integrate the calculators, which functions as the company's principal distribution channel.

The business operates on a freemium model with no disclosed monetization in production. The site explicitly states it does not carry online advertising or third-party tracking, all calculator tools and widget embeds are provided free of charge, and no pricing tiers, subscriptions, or paid features are offered. The go-to-market is product-led: the company grows through organic search, widget-driven referral traffic from partner websites, social sharing of calculation links, and earned media mentions in UK lifestyle publications (Mummy Matters, Ideal Home, Mummy's Little Monkey). The company has no disclosed institutional investors, no funding rounds, no parent company, and no regulatory affiliations. Operations are concentrated in the United Kingdom, with widgets technically available globally but content tied to UK-specific market data from the FCA and Bank of England.

The company has served over 200,000 visitors since launch and has maintained 99.99% uptime over 5+ years of operation. Headcount sits in the 11-50 range per the firmographic record. The product is positioned for horizontal consumer use cases — first-time homebuyers, existing homeowners, property investors, and remortgagors — with no enterprise or B2B contracts disclosed. The core value proposition centers on privacy, ease of use, and the breadth of specialized calculators, with no AI/ML capabilities described in the source data.

Name

Mortgage Calculator UK

Legal name

MortgageCalculator.UK

Website

https://mortgagecalculator.uk

Company type

Private

Founded year

2019

Operating status

Operating

Headcount range

11–50 employees

Short description

Mortgage Calculator UK is a private UK consumer fintech utility, founded in 2019, that operates a free website offering five specialized mortgage calculators and embeddable widgets for third-party sites. It serves UK homebuyers, investors, and remortgagors on a freemium, ad-free, product-led model with no disclosed monetization.

Ownership category

akta.pro rank

Product category

Financial Calculators

akta.pro primary industry

Mortgage Comparison, Marketplace & Rate-Shopping Platforms (FSALABAJ)

Keywords

• Mortgage calculation tools
• Amortisation schedules
• Affordability calculators
• Remortgage planning
• Embeddable widgets

Headquarters

HQ city

Kibworth Harcourt

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2C

Offering type

Software

Cost components

Technology or R&D, Infrastructure, Personnel, Operations, Marketing or Sales

Revenue model

1. Website Traffic and User Acquisition: The company provides free calculator tools to drive traffic to the website. The site does not carry online advertisements but generates value through audience building. The revenue model appears to be indirect - the site builds traffic that may be monetized through affiliate partnerships, widget licensing, or future commercial opportunities. No explicit revenue streams are disclosed on the site.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Mortgage Calculator UK provides a free, ad-free suite of online mortgage calculation tools aimed at UK consumers. The offering includes a main mortgage payment calculator, an affordability calculator, an amortisation calculator with printable schedules, an overpayment calculator, and a remortgage calculator with equity withdrawal modelling. The company also distributes free embeddable widgets (PHP and JavaScript) that third-party website owners can integrate to deliver the calculators on their own sites.

Product overview

Mortgage Calculator UK offers a suite of free online financial calculators focused on the UK mortgage market. The core offering consists of six distinct calculator products: the main Mortgage Calculator (providing payment calculations with amortisation and interest-only options), the Overpayment Calculator (for early payoff planning), the Amortisation Calculator (with printable schedules and rate change projections), the Affordability Calculator (income-based qualification estimates), and the Remortgage Calculator (with equity withdrawal support). Additionally, the company provides embeddable widget products allowing websites to integrate these calculators, available in PHP and JavaScript formats with responsive designs for desktop, tablet, and mobile.

Differentiator

Problem solved

Functional benefit

Products and services

• Mortgage Payment Calculator (Main) Primary UK mortgage payment calculator that provides instant monthly payment results for both full amortising and interest-only mortgages, with annual and monthly amortisation tables and charts. Aimed at UK homebuyers, movers, and remortgaggers.
• Overpayment Calculator Calculator showing how much a user needs to pay monthly to clear a loan within a specified number of months/years, demonstrating the impact of overpayments on loan term and total interest saved. For UK mortgage borrowers planning accelerated repayment.
• Amortisation Calculator Generates printable amortisation schedules and lets users model how future mortgage rate changes could impact monthly repayments. For UK borrowers wanting detailed loan-amortisation breakdowns.
• Affordability Calculator Estimates the mortgage amount a UK borrower is likely to qualify for based on income, helping users understand their borrowing limits before approaching a lender.
• Remortgage Calculator Calculator tailored to remortgage scenarios that supports equity withdrawal modelling and calculates total loan cost net of equity released. For UK homeowners comparing remortgage deals.
• Embeddable Widget Suite Suite of free embeddable calculator widgets (full PHP calculator, full JavaScript calculator, remortgage calculator, sidebar JavaScript calculator, and text/logo link variants) for website owners to integrate mortgage calculation tools on their own sites.

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• MoneySupermarket: UK's leading price-comparison platform with built-in mortgage payment and affordability calculators targeting exactly the same UK homebuyer/remortgage shopper segments. Closest direct peer in terms of product category, target user, and rate-shopping use case.
• Moneyfacts: UK financial data and product-comparison service publishing mortgage rates, comparison tables, and calculators. Comparable because it serves the same UK rate-shopping intent and operates a calculator-plus-data model for mortgage shoppers.
• Go.Compare: UK price-comparison platform with mortgage calculator and affordability tools aimed at the same UK consumers. Comparable in product type and rate-shopping use case, differing mainly in its broader panel of insurance and financial products.
• Trussle: UK online mortgage broker (now part of L&C Mortgages) that uses technology and calculators to match borrowers with mortgage deals. Directly comparable in consumer-direct mortgage-shopping workflow and educational content positioning.
• Habito: UK consumer-direct online mortgage broker with proprietary affordability calculators and a lender-matching engine. Comparable because it is a technology-led UK mortgage shopfront competing for the same first-time buyer and remortgage traffic.
• Compare the Market: Major UK comparison marketplace with mortgage and home-insurance calculators under the same household name and similar product-led, ad-funded monetisation logic. Comparable product suite and target audience despite the broader scope across financial products.

Regional players

• Better.com / Better Mortgage: US online mortgage lender combining a calculator-led funnel with direct origination. Comparable in technology-led consumer-direct mortgage funnel, but geographically US-only and operating as the lender rather than a pure-information play.

Broad incumbents

• L&C Mortgages: UK's largest fee-free mortgage broker (and parent of Trussle) with public calculators plus lender-matching and advice. Comparable in serving the same UK consumer-direct mortgage-shopping segment but bundled with regulated advice and broker services rather than a pure-information tool.
• Skipton Building Society: Large UK mutual lender with prominent public-facing mortgage calculators and affordability tools used during the same shopper journey. Comparable for calculator functionality and UK mortgage customer base, but operating as a balance-sheet lender rather than a standalone calculator destination.
• Zillow (Zillow Home Loans): US real-estate platform with mortgage calculators, affordability estimates and lender matching bundled into a much larger property-search ecosystem. Comparable for embedded mortgage calculators and shopping funnels, but broader in scope and US-focused.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/mortcalcuk
• LinkedInlinkedin.com/company/mortgage-calculator-uk

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mortgage Calculator UK