Free tools
Free tools
Useful calculators, no sign-up. When you want the maths done for you, allwr is behind them.
Runway and burn rate calculator
How many months your company can live on today's cash, revenue and costs.
Loan and instalment calculator
Monthly instalment, total interest and amortisation schedule (French system) with optional grace period.
Compound interest calculator
What your investment will be worth with periodic contributions and an expected annual return.
Net worth calculator
Add what you own, subtract what you owe and find today's number.
Work hours calculator
Effective hours of a working day minus the break, and the surplus or shortfall against your agreed schedule.
Freelance hourly rate calculator
The rate you need to charge to reach your target net income, counting costs, taxes and non-billable days.
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