Our Network of Financial Modelling Tools

Financial education at the heart of every UK household decision.

Wealth Intelligence operates a network of free-to-use financial modelling tools that help UK consumers plan, model and understand the most important financial decisions of their lives, across pensions, savings, investing, debt, tax and estate planning.

10
Modelling Tools
5
Financial Categories
100%
Free to Use
UK
Tax Year Aware
Why We Build These Tools

A financial education company, by design.

Every tool in our network exists to help UK consumers understand the financial decisions in front of them, not just produce a number, but explain what the number actually means for their life.

Education first

Every tool walks consumers through the assumptions behind their result, tax bands, allowances, growth rates, fee drag, so they understand why the number is what it is, not just what it is.

Free, fast, no friction

All modelling tools are free to use with no signup required. Consumers can run scenarios, change inputs and compare outcomes in seconds, the way financial planning should work in 2026.

UK-specific, current

Built for the UK tax system, ISA allowances, pension annual allowance, IHT thresholds, CGT rates, MPAA. Updated for the current tax year so the modelling reflects today's rules, not last year's.

The Network

Tooling across the entire financial cycle.

Nine modelling tools across five categories, covering the financial decisions UK households make from their first ISA contribution through to estate planning in later life.

Category 02
Savings & Investing
Tools for the wealth-building years, ISA allowance optimisation, equity returns, position sizing and finding the right trading platform.
ISA Calculator favicon
ISA Calculator
isacalculator.co.uk
The UK's ISA modelling tool, projects the tax-free growth of Cash, Stocks & Shares, Lifetime and Junior ISAs across different deposit, growth and time horizons. Built around the £20,000 annual allowance and current tax year rules.
What It Helps Consumers Model
Tax-free compounding, allowance utilisation, Cash vs S&S split, LISA government bonus impact, and provider-level platform fees on long-term ISA growth.
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Stock Calculator favicon
Stock Calculator
stockcalculator.co.uk
Calculates total return on individual share positions, capital gain, dividend income, dealing fees and stamp duty, for UK and international equities. Designed for retail investors who want clarity on what a position is actually worth.
What It Helps Consumers Model
Realised & unrealised P&L, dividend reinvestment, FX impact on overseas holdings, dealing cost drag, and per-share break-even analysis.
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Lot Size Calculator favicon
Lot Size Calculator
lotsizecalculator.co.uk
Position-sizing tool for retail traders dealing in forex, indices and CFDs, calculates the correct lot size for a given account balance, stop distance and acceptable risk per trade. Built around disciplined risk management, not speculation.
What It Helps Consumers Model
Risk-per-trade as a percentage of account, pip value across instruments, leverage exposure, margin requirement, and the relationship between stop distance and position size.
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Trading Brokers favicon
Trading Brokers
tradingbrokers.co.uk
The UK's leading broker comparison, review and education site for UK traders. Independent analysis of trading platforms across fees, instruments, regulation, platform quality and account types, helping consumers find the right broker for their needs.
What It Helps Consumers Model
Broker fee comparisons across asset classes, platform suitability for different trading styles, regulatory standing, spread and commission structures, and account minimums across the UK broker market.
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Category 05
Debt & Credit
Tools that bring transparency to revolving credit, repayment schedules and the true cost of borrowing, the area where UK consumers most often need help.
Credit Card Calculator favicon
Credit Card Calculator
creditcardcalculator.co.uk
Models repayment schedules across UK credit cards, showing the total interest cost, full repayment timeline and the “minimum payment trap” that keeps balances on the books for decades. Designed to make borrowing decisions transparent before they're made.
What It Helps Consumers Model
Minimum vs fixed repayment paths, interest paid over the life of the balance, balance transfer break-even, and the true cost of carrying revolving debt versus consolidating it.
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APR Calculator favicon
APR Calculator Coming Soon
aprcalculator.co.uk
A standalone APR comparison tool, converting headline rates, fees and term length into a single comparable cost-of-credit figure. Built to help consumers cut through misleading credit advertising before signing.
What It Will Help Consumers Model
Representative vs personal APR, fee-inclusive cost of credit, secured vs unsecured borrowing comparison, and the true headline rate behind “0% intro” offers.
Launching in 2026
The Financial Cycle

Built around how UK households actually live.

Our network of tools maps to the real stages of a financial life, from the first ISA contribution in early adulthood through to estate planning in later life. Every tool exists because households need help at that stage.

1

Build & Save

ISA, Stock & Lot Size tools for the wealth-building years.

2

Invest for Retirement

SIPP modelling for long-term tax-efficient pension saving.

3

Manage Debt

Credit Card & APR tools for transparent borrowing decisions.

4

Draw Income

Pension Drawdown & CGT tools for the decumulation years.

5

Pass On Wealth

Inheritance Tax modelling for estate planning & gifting.

Boardroom interior used for strategy sessions
Why It Matters

Financial education is the gap. Tools are how we close it.

Most UK households make their largest financial decisions, how much to put into a pension, when to draw down, whether to use an ISA, what their estate will owe in IHT, with little more than a spreadsheet and a hunch. Professional advice exists, but it's expensive and out of reach for most people.

Our network of free modelling tools sits in that gap. They don't replace advice, but they give consumers something they didn't have before: a clear, current, UK-specific way to model the decisions in front of them, and to understand the trade-offs before they commit.

"Better financial decisions start with better financial understanding. Our tools exist to make that understanding free, fast and available to every UK household."

Explore the network.

Every tool above is free to use, requires no signup, and is built for UK consumers. Pick a category that matches the financial decision you're working on, or talk to us about how the wider Wealth Intelligence platform supports the financial industry.