Solo Business Stability Bundle

Cash Buffer
Calculator

Enter your numbers below. Your buffer target, runway, and monthly contribution plan update instantly.

01

Your Survival Number

Minimum monthly outflows — business + personal

$
$
Survival Number / Month
$0
personal + business
02

Income Volatility

How much does your monthly income swing?

Buffer Target
$0
Survival Number × 5
03

Your Runway Snapshot

How long can you survive with zero new income?

$
$
$
Crisis
Fragile
OK
Stable
Resilient
Total Cash
$0
Runway
0 mo
Enter your numbers above Your runway status and recommended action will appear here.
04

Monthly Contribution Plan

How fast can you build your buffer?

$
$
Rate $/Month Months to Target Target Date
Enter your numbers to see projections
💡 Open a separate savings account named "BUFFER — DO NOT TOUCH." The named account makes it far easier to leave it alone.
✓

Your Buffer Summary

All key numbers at a glance

Survival Number
$0
per month
Buffer Target
$0
× 5 multiplier
Current Runway
0 mo
—
Buffer progress 0% of target
📖 Use this calculator alongside The Cash Buffer Kit Workbook to document your full plan, track quarterly progress, and diagnose the root causes of income volatility.