Free browser tools

Small, single-purpose calculators and helpers. They run entirely in your browser; nothing you type is sent anywhere.

• Unit Converter – length, weight, volume and temperature

  Convert between metric and US units for length, weight, volume and temperature with instant results and sensible rounding.

• Split the Bill – even or custom shares with tip

  Split a restaurant bill evenly or by custom shares, add a tip, and see exactly what each person owes. Runs in your browser.

• Word Counter – words, characters, sentences and reading time

  Paste text to count words, characters with and without spaces, sentences and paragraphs, plus an estimated reading time. Private.

• Print Size & DPI Calculator – will my image print sharply?

  Enter pixel dimensions and a print size to get the DPI, or find the pixels needed for a crisp 300 DPI print. Common paper sizes included.

• VAT Calculator – add or remove VAT at any rate

  Enter an amount and any VAT rate to add VAT to a net price or strip it from a gross price. Shows net, VAT and gross instantly.

• Food Cost Calculator – cost per portion and food cost %

  Add ingredient costs, set portions and a menu price, and see cost per portion, food cost percentage and gross margin at a glance.

• Recipe Scaler – resize any recipe to the servings you need

  Paste your ingredient list, set the original and target servings, and get every quantity scaled instantly. Free and private.

• Tip Calculator – quick, private, no sign-up

  Work out the tip, total and amount per person in seconds. Runs entirely in your browser; nothing you enter is sent anywhere.