The small business owner
toolbox.
Check discounts, tidy your copy and keep dates in view.
11 useful places to start.
Everyday helpers for running a business. Calculators use the values you supply.
Invoice line-item calculator
Total quantities and unit prices with a supplied discount, delivery and tax.
Cash runway calculator
Compare available cash with a constant monthly operating cash burn.
Working capital calculator
Calculate net working capital and the current ratio.
Percentage calculator
Discounts, increases and everyday percentage puzzles.
Percentage change
Find the increase or decrease from one value to another.
Unit price calculator
Compare two pack sizes on the same unit basis.
Weekday counter
Count Monday–Friday days between two dates.
VAT add & remove calculator
Add a supplied VAT rate or extract it from a gross price.
Margin & markup calculator
Distinguish gross margin from markup on cost.
Break-even calculator
Estimate units needed to cover fixed and variable costs.
CSV viewer
Open a CSV as a readable table, without uploading it.
A few things you
can tick off.
- Check a discount or increase
- Compare unit prices
- Inspect a CSV export