ladnepodatki.pl comparison - compare B2B and UoP amounts

Tool to compare earnings on B2B and UoP. Include creative work costs (KUP), deduct vacation, add joint filing with spouse and compare tax options!

All tools:

B2B Calculator

See how much you earn running a business, self-employment, or sole proprietorship (JDG)

Employment contract (UoP) calculator

Calculate your salary for an employment contract (UoP)

B2B vs UoP comparison

Compare B2B vs UoP and choose the optimal tax form!

B2B health insurance contribution calculator

Calculate B2B health insurance contribution for 2026

ladnepodatki.pl 2026 - B2B and UoP calculator 2026/2025 is for illustrative purposes only. We use final reference amounts for 2026 and 2025.

II bracket 140k PLN? See how much you gain!

The new government proposal raises the II tax bracket from 120,000 PLN to 140,000 PLN. See how much you would gain if the changes were introduced.

The calculations presented are for illustrative purposes only.

Check

B2B vs UoP comparison tool

Not sure which tax form to choose?
Want to compare UoP and B2B?
Find out which option earns you the most!

How much do you earn gross per month?

PLN

Which contract are you on?

[object Object]

Your industry/profession?

[object Object]

50% tax-deductible costs (KUP) - creative work

Joint settlement with spouse

I contribute to IKZE

NEW

Relief for families 4+ / Return relief / Relief for working seniors

NEW

Deduct vacation on B2B

Monthly take-home pay

Comparison: 6 000,00 PLN net B2B vs
6 000,00 PLN gross UoP
sorted from best to worst

The calculations presented are for illustrative purposes only

Questions & Answers

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B2B vs UoP comparison tool — what it calculates and tax bracket simulation

The comparison tool lets you compare estimated net salary on an employment contract (UoP) with B2B variants (tax scale, flat tax, lump-sum tax) using the same additional settings (e.g. IKZE, joint filing with spouse, vacation).

Simulation of government proposals regarding the second tax scale bracket. The calculator can include the proposal to raise the first tax bracket in the 12/32% scale from 120,000 PLN to 140,000 PLN (the so-called second bracket). You can enable this with the "Check" toggle in the banner at the top of the comparison form. The simulation is applied consistently to all compared options where it matters (including 12/32% scale, UoP, joint filing with spouse). By default, current brackets provided by law apply.

All calculations are performed locally in the browser. Data is not sent to the server.

For questions, comments, or suggestions, contact us at: kontakt@ladnepodatki.pl

Tool to compare earnings on B2B and UoP. Include creative work costs (KUP), deduct vacation, add joint filing with spouse and compare tax options!

B2B vs UoP comparison tool

Not sure which tax form to choose?Want to compare UoP and B2B? Find out which option earns you the most!

Comparison: 6 000,00 PLN net B2B vs 6 000,00 PLN gross UoP sorted from best to worst

B2B vs UoP comparison tool — what it calculates and tax bracket simulation

Not sure which tax form to choose?
Want to compare UoP and B2B?
Find out which option earns you the most!

Comparison: 6 000,00 PLN net B2B vs
6 000,00 PLN gross UoP
sorted from best to worst