7 tools
Everyday calculators with a clear breakdown
Sequential Discount Calculator
Work out the real price after stacked discounts like 20% + 10%.
Shopping & PriceFinal Price Calculator
Price after discount, sales tax, shipping and quantity.
Shopping & PricePer-Unit Price Calculator
Compare pack sizes to find which is truly cheaper per unit.
Shopping & PriceWord Goal Calculator
Plan words per day to hit a writing goal by a deadline.
Writing & LimitsImage Dimension Calculator
Resize proportionally, get aspect ratio, megapixels and print size.
Image & SocialAspect-Ratio Crop Calculator
Largest crop at a target ratio, with exact offsets.
Image & SocialSocial Resize Calculator
Fit or fill images to Instagram, YouTube, LinkedIn and more.
Image & SocialShopping calculators
Two discounts of 20% and 10% do not add up to 30% off; they give 28% off. The Sequential Discount Calculator shows each step, the Final Price Calculator adds tax and shipping, and the Per-Unit Price Calculator compares pack sizes even in different units.
Size and planning calculators
For images, calculate a missing dimension from an aspect ratio or work out how much to crop. For writing, split a word target into a daily or weekly goal.