Managing your money shouldn’t feel like doing homework. Traditional budgeting tools usually force you to calculate your tax on one website, map your expenses on another, and figure out your savings compound interest on a third.
We built NetPayFlow because money doesn't live in isolated compartments—it flows. When your income changes, your budget changes, and your financial goals shift. Our platform maps your entire financial pipeline in real time. Here is the step-by-step breakdown of how to unleash the full power of the app.
Your journey begins at the source. The Salary Calculator strips away the guesswork of UK and Scottish tax logic to establish your absolute baseline spending power.
Comparative pay splits across standard timelines
| Category | Yearly | Monthly | Weekly | Daily |
|---|---|---|---|---|
| Gross Salary | £40,000 | £3,333.33 | £769.23 | £153.85 |
| Pension Contribution | £2,000 | £166.67 | £38.46 | £7.69 |
| Personal Allowance | £12,570 | £1,047.50 | £241.73 | £48.35 |
| Taxable Income | £25,430 | £2,119.17 | £489.04 | £97.81 |
| Income Tax | £5,086 | £423.83 | £97.81 | £19.56 |
| National Insurance | £2,034 | £169.53 | £39.12 | £7.82 |
| Student Loan Repayment | £0 | £0.00 | £0.00 | £0.00 |
| Other Non-Taxed Income | £0 | £0.00 | £0.00 | £0.00 |
| Net Take-Home Pay (Annual) | £30,880 | £2,573.30 | £593.84 | £118.77 |
Weighing up a new job offer or preparing for an internal review? Flip the Compare Salary switch to open up two independent tracks: Scenario A and Scenario B.
Side-by-side break-down of salary differences
| Category | Salary A | Salary B | Difference |
|---|---|---|---|
| Gross Salary | £4,166.67 | £5,000.00 | +£833.33 |
| Pension Contribution | £208.33 | £250.00 | +£41.67 |
| Personal Allowance | £1,047.50 | £1,047.50 | — |
| Taxable Income | £2,910.83 | £3,702.50 | +£791.67 |
| Income Tax | £582.17 | £852.67 | +£270.50 |
| National Insurance | £232.87 | £262.55 | +£29.68 |
| Student Loan Repayment | £0.00 | £0.00 | — |
| Other Non-Taxed Income | £0.00 | £0.00 | — |
| Net Take-Home Pay | £3,143.30 | £3,634.78 | +£491.48 |
Once your optimized Net Pay is locked in, it automatically flows straight down into your Budget Planner. No manual copying required.
Map your monthly paycheck from Salary A/B to detailed outgoings, compute your discretionary surplus, and allocate your savings.
Change item cost directly in the box to update instantaneously
Now watch your money work for you. Your surplus and target figures flow directly into our two financial engines:
Visualize how today’s deposits snowball over decades of compounding investment yields.
Linked actively to your dynamic budget planner. Updates instantaneously across pages.
Sweep credentials or hover cursor across the chart to view milestone balances by year.
3y 8m
5m
+£1,160.722
By investing your budget surplus of £200 monthly at an estimated rate of 6.5%, your deposits snowball over 15 years, earning you £25,037.793 purely in free compounding returns. The longer your time horizon, the larger your interest snowball grows!
Simulate adding your budget surplus to your mortgage or credit card payoffs to save interest.
Linked actively to your dynamic budget planner. Updates automatically when you tweak variables.
Interest Saved
£1,556.036
Time Saved
3y 2m