Academic Tools

Your break-even point is the moment your sales finally cover all your costs. This free break-even calculator uses your fixed costs, variable cost per unit and selling price to show the units and revenue you need. Add a profit goal or expected sales to see the extra units required, your profit or loss, and your

Your TDEE (Total Daily Energy Expenditure) is the number of calories your body burns in a day, including exercise. This free TDEE and macro calculator works it out from your age, height, weight and activity level. Then it turns your goal, whether fat loss, maintenance or muscle gain, into a daily calorie target with protein,

Formatting references by hand is slow and easy to get wrong. This free citation generator creates correct references for websites, books and journal articles in APA 7th edition, MLA 9th edition and Harvard style. Enter the details once, switch styles to compare, and copy the result with italics in place. You can add each reference

Statistics homework and exam practice take a lot of arithmetic. This free statistics calculator takes a list of numbers and returns the mean, median, mode, range, quartiles, variance and standard deviation at once. It also gives the standard error, coefficient of variation, skewness, outliers and the z-score for any value. Switch between sample and population

Exams feel less scary when you know exactly how much time you have and how to use it. This free exam countdown and study planner shows a live countdown to your exam in days, hours, minutes and seconds. It then turns your available study time into a clear plan. Choose the days you can study,

Falling short on attendance can keep you out of exams, so it helps to know exactly where you stand. This free attendance calculator shows your current percentage and tells you how many classes you can still miss, or how many you must attend in a row to get back on track. Add the total classes

What do I need on the final to pass?” is the question every student asks. This free final exam grade calculator gives you the exact percentage you must score to reach your target course grade. Enter your current grade, the weight of the final, and the grade you want. You can also enter your coursework

Deciding whether a project is worth the investment comes down to a few numbers. This free calculator finds the net present value (NPV), internal rate of return (IRR), payback period, discounted payback and profitability index from your cash flows. A year-by-year table shows discount factors, present values and cumulative totals, so you can follow every

Our free GPA calculator helps students work out their grade point average in seconds. Enter each course name, its credit hours and your letter grade, and the tool calculates your weighted GPA on the standard 4.0 scale. You also get your total credits, quality points, academic standing and a visual breakdown of how your credits