Tools and services
A short, opinionated list of tools that genuinely help the kinds of decisions our calculators model: running a small business, securing your accounts, and making day-to-day financial decisions.
As an Amazon Associate we earn from qualifying purchases. We may also earn a commission from other clearly marked links. It does not change calculator results or our editorial independence.
Small business and sole trader
If you’re running the business behind a break-even, profit-margin or VAT calculation, these two cover the two most common scenarios: taking card payments in person, and selling online.
Card payments
Look for low fees, no contract lock-in, and easy settlement if you only take occasional card payments.
Online store platform
Choose a platform that fits your inventory, checkout and shipping needs before you commit.
Books to explore
A short reading list that is relevant to the subjects covered in our guides. All links go to Amazon UK.
Morgan Housel
The Psychology of Money
A concise introduction to the behavioural side of personal-finance decisions.
Affiliate linkTim Hale
Smarter Investing
A UK-focused book on passive investing, asset allocation and tax wrappers.
Affiliate linkJ.L. Collins
The Simple Path to Wealth
A personal-finance book focused on saving, index investing and keeping fees in view.
Affiliate linkTaxcafe
Running a Limited Company
A reference aimed at UK limited-company directors; check the edition covers the tax year you need.
Affiliate linkCarl Bayley
How to Save Inheritance Tax
An inheritance-tax planning reference. It is general reading, not a substitute for legal or tax advice.
Affiliate linkDavid Genders
Daily Telegraph Tax Guide 2025
An annual UK tax reference; check the edition and published tax year before relying on it.
How we use this page
This page collects practical tools and books that support real-world decisions around small business, finance and account security. It is a reference page, not a sales page.