
Price Increase Simulator
Customers you can afford to lose — at the new price, the share of customers that could walk before profit drops below today's — contribution per unit is what moves it.
What the file tells you
A price rise is a bet on how many customers stay. This sheet makes the bet honest: for every price you are considering it shows profit after the customers you expect to lose, and the one number that settles the argument — how many you could lose before you are worse off than today.
Freelancers, makers and small businesses who have not raised prices in two years and are afraid to.

Excel 2016+ or Microsoft 365. Or upload the .xlsx to Google Drive — it opens in Sheets with formulas and charts intact.
Yes — BLIK, Przelewy24, any card, Apple Pay, Google Pay and PayPal. Prices in PLN, EUR, USD or GBP; the currency switch is at the top.
Tick “I’m purchasing as a business” at checkout and enter your NIP / VAT ID. The invoice arrives with the download e-mail.
14-day refund, no questions. One e-mail to hello@tintedcells.com.