Burn Rate Calculator
Last updated: October 15, 2026
Estimate gross and net monthly burn, annualized burn and runway from cash, operating expenses, revenue and one-time spending.
Estimated net monthly burn
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- Estimated gross monthly burn: —
- Allocated one-time cost per month: —
- Estimated annualized net burn: —
- Estimated runway: —
On this page
Quick summary: Estimate gross and net monthly burn, annualized burn and runway from cash, operating expenses, revenue and one-time spending.
Read the complete guide
Updated reference sections in this guide are in English.
What this calculator estimates
Estimate gross and net monthly burn, annualized burn and runway from cash, operating expenses, revenue and one-time spending.
How to use it
Enter Current cash balance ($); Monthly operating expenses ($); Monthly cash revenue ($); One-time costs during analysis period ($); Analysis period for one-time costs (months). Select Calculate to update the results.
How the calculation works
Gross burn includes recurring operating expenses and an allocated monthly share of one-time costs. Net burn subtracts recurring revenue.
Worked example: starting scenario
| Current cash balance ($) | 650000 |
|---|---|
| Monthly operating expenses ($) | 180000 |
| Monthly cash revenue ($) | 105000 |
| One-time costs during analysis period ($) | 60000 |
| Analysis period for one-time costs (months) | 6 |
| Estimated net monthly burn | $85,000.00 |
|---|---|
| Estimated gross monthly burn | $190,000.00 |
| Allocated one-time cost per month | $10,000.00 |
| Estimated annualized net burn | $1,020,000.00 |
| Estimated runway | 7.6 months |
Important limitations
This is a planning average and does not model payment timing, fundraising, seasonality, deferred revenue, working-capital swings or restricted cash.