Gross to Net Calculator
Gross to Net Calculator helps you estimate the main outcome for United Kingdom using Gross Salary (£), Personal Allowance (£), and NI Threshold (£). Use it to compare scenarios before making a final decision.
Rates & sources
UK PAYE tax + NI thresholds (2025/26 HMRC). Employers deduct both at source from gross pay.
Source: HMRC — PAYE — figures refreshed at the start of each tax year.
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When to use this calculator
- Before accepting a pay change, bonus, pension contribution, or salary-sacrifice option.
- When you want to compare employed, self-employed, or dividend-based income scenarios.
- When you need a simple take-home estimate before running payroll or filing returns.
A realistic UK planning example
Use these sample inputs as a quick scenario test, then change one variable at a time to compare outcomes.
Gross Salary (£)
£35,000
Personal Allowance (£)
12570
NI Threshold (£)
12570
After entering these figures, focus on result first and then rerun the tool with a more cautious assumption.
How to read your results
Result
Use this metric to compare scenarios side by side and understand how the key drivers affect the final outcome.
Common mistakes
- !Entering gross income when you really want take-home pay, or vice versa.
- !Ignoring pension contributions, deductions, or local tax rules that change the result.
- !Comparing monthly and annual figures without standardising them first.
What to do next
- Check the same scenario with related pay or deduction calculators to see the full picture.
- Keep a copy of the assumptions you used so you can compare next tax year or pay period accurately.
- Read the related guides below if you are choosing between multiple income or deduction options.
Frequently asked
Use arrow keys to navigate items, Enter or Space to expand/collapse.
End-of-article next steps
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