More sales. What do you keep?

Check the costs before changing the offer.

Sources and limits

Your entered costs, clear formulas and source links. No store connection or demand forecast. Read the data and method ↗ How to use the tools

Your workspace

Continue where you left off

Choose a tool below. Edited figures stay in this browser tab for up to 24 hours.

Use one matched order cohort. Separate sales, returned product costs and advertising.

Choose a contribution target, then check the merchandise value needed to cover delivery.

Compare kept and fully refunded orders. Set the costs your own fee schedule actually retains.

Price two different components and check the stock that limits the offer.

Can enough stock sell to cover the contribution lost through a discount?

Compare official UK online spending estimates across different time windows.

Figures stay in your browser. These are cost scenarios and dated market observations, not sales predictions.