SaaS Runway and Burn Rate Calculator

Estimate how many months current cash covers at the entered recurring revenue and cost level.

Estimated cash runway
10 months
Monthly net burn $25,000.00
Cash balance $250,000.00
Monthly costs $70,000.00
Inputs
Amounts are treated in the selected currency; no foreign-exchange conversion is applied.
currency
Unrestricted operating cash available.
currency / month
Current recurring and other monthly revenue.
currency / month
Total monthly operating costs including payroll.
Results & Graph
Estimated cash runway
10 months
Monthly net burn
$25,000.00
Cash balance
$250,000.00
Monthly costs
$70,000.00

Estimated cash runway

Graph 1 • Starting Cash Sensitivity Recalculates the domain equation across 50% to 150% of the primary input while holding other parameters constant.
0 months 8.1 months 16.2 months 50%: 5 months 5 50% 75%: 7.5 months 7.5 75% 100%: 10 months 10 100% 125%: 12.5 months 12.5 125% 150%: 15 months 15 150%
Graph 2 • Primary & Supporting Metric Comparison Compares the primary output alongside supporting domain benchmarks.
Estimated cash runway 10 months Monthly net burn $25,000.00 Cash balance $250,000.00 Monthly costs $70,000.00
Graph 3 • Exact Output Table & Units Displays each calculated output in its exact domain unit.
Estimated cash runway10 monthsMonthly net burn$25,000.00Cash balance$250,000.00Monthly costs$70,000.00
Summary: At the current net burn of $25,000.00 per month, available cash covers about 10 months.
Summary: At the current net burn of $25,000.00 per month, available cash covers about 10 months.

Formula & Mathematical Methodology: SaaS Runway and Burn Rate Calculator

Net burn = monthly costs − monthly revenue
runway = cash ÷ positive net burn.
Net burn = monthly costs − monthly revenue; runway = cash ÷ positive net burn.
  • startingCash: User-entered starting cash (currency).
  • monthlyRevenue: User-entered monthly revenue (currency / month).
  • monthlyCosts: User-entered monthly costs (currency / month).

Rounding: Calculations retain full precision; displayed values are rounded for readability.

Worked Example: Example: SaaS Runway

Estimate how many months current cash covers at the entered recurring revenue and cost level.

  1. Enter values for the period and unit shown.
  2. Use current, measured inputs wherever available.
  3. Review the result, chart, assumptions, and limitations together.
Result: Net burn = monthly costs − monthly revenue; runway = cash ÷ positive net burn.

Frequently Asked Questions

How accurate is this result?

It is only as accurate as the values and assumptions entered. Check the included formula and limitations against your situation.

Does the currency selector convert exchange rates?

No. It changes the displayed denomination only; it does not convert between currencies.

Business & Marketing • Cash Flow Guide

How to Use the SaaS Runway and Burn Rate Calculator: Practical Guide & Visual Analysis

Estimate monthly net burn, cash runway, and zero-burn threshold from cash, revenue, and operating costs. Enter your own assumptions and review the formulas, example, and limitations before using the result. Whether you are researching saas runway and burn rate calculator calculator, saas runway and burn rate calculator, saas runway, this interactive tool helps you estimate monthly net burn, cash runway, and zero-burn threshold from cash, revenue, and operating costs.

Interpreting the 3 Custom Visual Graphs & Key Outputs

As you adjust Display Currency, Starting Cash, Monthly Revenue, Monthly Costs, the calculator immediately computes Calculated estimate, Supporting metrics, Calculator-specific visual comparison and updates all three domain-specific SVG charts in real time. Instead of relying on a single static figure, you can inspect the primary domain diagram, component breakdown, and multi-point trajectory curve to see how changing your inputs shifts the final result. Use the Compare (up to 3 scenarios) button to evaluate side-by-side variations before making a decision.

Real-World Benchmark & Planning Tips (General planning estimate; rates and rules are user-entered.)

In our benchmark scenario (Example: SaaS Runway), Net burn = monthly costs − monthly revenue; runway = cash ÷ positive net burn. Keep in mind that inputs are treated as estimates for the selected period. For related calculations in Business & Marketing, explore Percentage Calculator, Business Break-Even Calculator.