← All tools
How Long Until I Can Quit My Job?
Every side-project builder has this question. This calculator makes the implicit math explicit — and either validates the timeline or forces a reality check.
Your current situation
€/mo
%
Some people are comfortable at 70\u201380% if they have savings. Be honest.
€
How much could you live on if you quit with no income?
Your side project
€/mo
€/mo
%
Default: 10%
%
Default: 5%
Tax estimates are rough approximations for planning purposes only. They do not constitute tax advice. Actual tax liability depends on your full financial situation, deductions, and local regulations. Consult a Steuerberater (Germany) or CPA (United States) before making financial decisions.
Enter your salary and price per customer to see your timeline
Go deeper
Want to pressure test the whole idea, not just the numbers?
Cat the Arbiter runs your startup idea through six phases of brutally honest validation. You get a verdict, specific weaknesses, and a plan to fix them.