How it works
Net burn = monthly spending − monthly cash income; runway = cash/net burn when burn is positive.
Input definitions
- Available cash
- Enter the value in the labeled unit.
- Monthly cash spending
- Enter the value in the labeled unit.
- Monthly cash income
- Enter the value in the labeled unit.
A worked example
- Available cash
- 100000
- Monthly cash spending
- 30000
- Monthly cash income
- 10000
Assumptions & limits
Single-currency planning model using entered rates; two-decimal half-up currency rounding. No taxes, regulatory APR, live quote or investment-return prediction unless explicitly stated.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Are tax, overhead and refunds included automatically?
Only the costs and rates explicitly entered or described in the formula are included. Use consistent currencies and periods, and check what your own accounting policy requires.
How does the Business cash runway tool work?
Net burn = monthly spending − monthly cash income; runway = cash/net burn when burn is positive.
What are the assumptions and limits of Business cash runway?
Single-currency planning model using entered rates; two-decimal half-up currency rounding. No taxes, regulatory APR, live quote or investment-return prediction unless explicitly stated.