Useful tools for running a small business
Quick, genuinely useful helpers you can use right now without an account. When you're ready, HappyNoodle does all of this for you automatically.
Invoice generator
Make a clean, UK-ready invoice with VAT and print or save it as a PDF.
Use it freeLate payment letter
Polite, firm or final reminders with statutory interest and compensation worked out.
Use it freeDay-rate calculator
Work out the day rate you need from your target income, costs and real working days.
Use it freeProposal builder
Answer a few questions and get a tidy, client-ready proposal outline.
Use it freeMore free resources
Template library
Proposal, contract, invoice and follow-up email templates to copy or download.
Making Tax Digital guide
What changes from April 2026 for sole traders and landlords, in plain English.
Switching guides
Moving from spreadsheets, Notion or a big CRM, step by step.
Directory trust badges
Listed businesses can show their HappyNoodle rating on their own website.
Run the whole business from one place.
Set up your workspace in minutes. Your pipeline, project plan and calendar come ready to use.