Warm vs Kalt:
Kaltmiete = Base rent (what landlords advertise)
Warmmiete = Total rent including heating & building costs (Nebenkosten)
Usually Warmmiete is €150-300 more than Kaltmiete depending on apartment size.
Disclaimer: This calculator provides general guidance based on common German recommendations. The 30% rule is a guideline, not a strict requirement. Your actual affordable rent depends on your complete financial situation, existing debts, savings goals, and lifestyle. Landlord income requirements vary. This is not financial advice.
No liability is accepted for decisions made based on these calculations.