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Required MRR

Enter your target take-home and find the MRR you actually need to hit it. Or see what you take home from a given MRR.

Desired Take-Home
zł /mo
Configuration
400 paying customers
TYPE
▾
PROC
▾
ATV
PLN
USERS
ACTIVE
%
Stripe Fees PLN 166
Standard (1.5%)
PLN 50
Transaction fees (PLN 1/txn)
PLN 116
Business Expenses (Monthly) PLN 65
Server Hosting
PLN 50
Domain & SSL
PLN 15
Suggested:
Business Structure
Jednoosobowa Działalność Gospodarcza — most common structure for freelancers and founders. Unlimited personal liability. Uses progressive tax scale by default. Can alternatively choose 19% flat tax or lump-sum (ryczałt).
Taxes & National Insurance PLN 2,132
PIT (Income Tax - Progressive Scale) Progressive scale (skala podatkowa): 0% up to 30,000 PLN (tax-free amount modeled as allowance), 12% on 30,000–120,000, 32% above 120,000. Bracket values are pre-adjusted (120k - 30k allowance = 90k). 4% solidarity surcharge applies above 1,000,000 PLN (not modeled).
PLN 76
ZUS Social Contributions Mandatory ZUS social contributions (retirement, disability, sickness, accident, labour fund): ~1,774 PLN/month = ~21,288 PLN/year based on 60% of projected average salary. Fixed amount regardless of income. New businesses get 'Preferencyjny ZUS' (~443 PLN/month) for first 24 months. First 6 months ('Ulga na Start') exempt from ZUS entirely.
PLN 1,774
Health Insurance (Składka zdrowotna) 9% of income for progressive tax scale. Not deductible from tax. Minimum monthly contribution ~315 PLN. For flat tax: 4.9% (partially deductible). For lump-sum: fixed tiers based on revenue.
PLN 282

Revenue Breakdown

Fees 5% Expenses 2% Tax 63% Take-Home 30%
Required MRR PLN 3,363 /mo
Net Take-Home PLN 1,000 /mo PLN 12,002 /yr

Required MRR / V1.0 / 2026

This calculator provides estimates only. Not financial advice. Consult a qualified accountant.

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