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Every Compound Money Guide
Every guide on the site, grouped by topic. These are reference pages rather than news: they are rewritten each April when the rates change, so they carry the tax year they apply to instead of a publication date.
23 guides · 2026/27 tax year · England, Wales & Northern Ireland unless stated
Tax
All tax →What the system actually takes, where the traps sit, and the legal ways out.
Take-Home Pay CalculatorWork out your own figures- 2026/27 Tax Thresholds Are Still Frozen, Here's What the Freeze Quietly Costs YouNo rate has gone up, no politician has to announce anything, and yet almost everyone is paying more tax. Welcome to fiscal drag, the stealthiest tax r
- Corporation Tax Has a 26.5% Rate That Is Higher Than Its Top RateBetween £50,000 and £250,000 of profit, every extra pound is taxed at 26.5%. Above £250,000 it drops to 25%. Marginal relief is not the discount its n
- Scotland's Hidden 48% Band: Why the Top Rate Really Starts at £116,760Scotland's top rate is advertised as beginning at £125,140. For anyone earning over £100,000 it begins nearly £8,400 earlier, and almost nobody mentio
- Small Pension Pots: the Loophole Costs Most at £100kTaking three £10,000 pots is often described as free money. It is taxed, and the rate peaks at 45% for someone earning £100,000, higher than for someo
- The 60% Tax Trap Between £100k and £125k, and the Legal Way OutIt is the harshest marginal rate in the British tax system, it is almost entirely invisible on a payslip, and one pension contribution can make it dis
- The Child Benefit Charge Costs More Than You ThinkBetween £60,000 and £80,000 the charge takes back 1% of your award for every £200 you earn. With two children that is 11.7% on top of everything else.
- The £12,570 Rule Is Right for Some Companies and Costs Others £3,000 a YearEvery guide tells company directors to take the personal allowance as salary and the rest as dividends. Whether that is correct depends on one questio
- When the 60% tax trap becomes 77%: UK marginal rates mapped for 2026/27The 60% tax trap between £100,000 and £125,140 is well known. Less understood is how it compounds with the Child Benefit charge and student loan repay
- Which UK professions sit inside the tax traps?Most coverage of the 60% tax trap talks about abstract salary bands. We did something different: we took published national pay scales and mapped the
Pensions & FIRE
All pensions & fire →Getting money into a pension at the lowest real cost, and knowing when to stop.
Salary Sacrifice CalculatorWork out your own figures- Salary Sacrifice: the Higher Earner's Most Underused MoveOne tick on an HR form can cut your income tax and your National Insurance in the same stroke, and quietly hand back benefits you thought you had lost
- The 4% Rule, Stress-Tested for a British PortfolioIt is the most quoted number in early retirement. Trouble is, it was built on a century of American market history. Here is what it looks like once yo
- The Employer Pension Match: Why Skipping It Is Turning Down a Pay RiseIt is the only place in British finance offering a guaranteed, instant, risk-free return of 100% or more. Millions of people quietly leave it on the t
- The £1m Number: How Much You Really Need to Retire Early in BritainA million pounds is the headline figure everyone fixates on. The honest answer to "how much is enough" has almost nothing to do with it, and everythin
Invest
All invest →Where long-term money should sit, and the fees that quietly decide the outcome.
Compound Interest CalculatorWork out your own figures- How to Actually Build Wealth in Your 30s: the Boring Plan That WorksForget hustle-porn and hot stock tips. Real wealth is built by a handful of dull decisions, made early and repeated for decades. Here is the whole pla
- ISA or Pension: Where Should Your Money Go First?The most common question in British personal finance has a surprisingly simple answer, once you follow the money in the right order.
- The Hidden 1% Fee That Halves Your Pension Over 30 YearsThe most expensive number in investing is the one you never see leave your account. A single percentage point, compounded for a lifetime, is staggerin
- Why a Single Global Index Fund Beats Almost Everyone Trying to Beat ItThe most powerful investment strategy for ordinary people is also the laziest: buy the whole world, cheaply, and do nothing. Here's why it works.
Save
All save →Cash that stays safe and reachable, and the habits that build the balance.
Savings Interest and Tax CalculatorWork out your own figures- Kill the Expensive Debt First, a Ranked Order for Every Spare PoundOverpay the mortgage or top up the ISA? Clear the card or start investing? There is a right order, and it's decided by one number: guaranteed return.
- Lifestyle Creep: the Silent Wealth KillerNobody decides to spend their pay rise. It just happens, one small upgrade at a time, until a much bigger salary somehow leaves you no better off.
- Pay Yourself First: the One-Hour Automation That Runs Your Money for a YearThe single most effective money habit isn't budgeting harder. It's removing yourself from the decision entirely, with a few standing orders set to fir
- The Best Places to Park Cash in 2026Cash is not for growing your wealth. It is for keeping some of it safe and instantly available. Get that job right, and stop leaving free interest, an
Property
All property →Buying, renting and the arithmetic people skip when comparing the two.
- Rent vs Buy in 2026: the Honest MathsRenting is not throwing money away, and buying is not automatically winning. The answer turns on three things, and only one of them is the monthly pay
- The Lifetime ISA's 25% Bonus Is Free Money, If You Dodge the TrapsUp to £1,000 a year from the government towards a first home is genuinely one of the best deals in UK personal finance. It also has a penalty that cat