Free tools I built because I kept doing the same sums for clients, plus one for my own sleep. The calculations run in your browser.
For your business
ROAS Calculator
Is my ad spend actually making money once VAT, returns and costs are out?
Customer Economics
How much can I afford to pay to win a customer, and which growth lever matters most?
SERP Preview
Will Google cut off my title and description, and how will the page look when shared?
Fractional vs Full-Time
What does a senior digital leader really cost me, full-time versus fractional?
Promotion Break-Even
If I run a discount, how much more do I need to sell just to make the same profit?
Hotel Direct vs OTA
What is it worth to move bookings from Booking.com and Expedia to my own website?
Just for fun
Caffeine Calculator
When should I stop drinking coffee and tea so it does not wreck my sleep?