Open one of our most-used calculators and get a clear result in seconds.
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Estimate monthly mortgage payments using home price, down payment, rate, term, taxes and insurance.
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Estimate a fixed-rate loan payment and total interest.
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Estimate monthly vehicle payments and total interest.
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Estimate future value with monthly contributions and compounding.
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Calculate simple interest and total amount.
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Estimate savings growth from an initial balance and regular deposits.
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Convert hourly pay into weekly, monthly and annual gross income.
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Convert an annual salary into an equivalent hourly rate.
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Calculate BMI using U.S. feet, inches and pounds.
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Estimate basal metabolic rate using the Mifflin-St Jeor equation.
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Calculate age in years, months and days from a birth date.
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Find percentages, percentage change and common percentage answers.
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Calculate sale price and savings from a discount percentage.
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Calculate a restaurant tip and split the bill between people.
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Estimate concrete volume in cubic feet and cubic yards.
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Calculate sales tax and final purchase price.
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Estimate future value with contributions and return.
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Estimate payoff time and interest.
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Estimate fuel needed and trip cost.
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Calculate the duration between two times.
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Find days, weeks and months between dates.
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Add, subtract, multiply and divide fractions.
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Simplify ratios and calculate shares.
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Estimate electricity use and cost.
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Calculate running or walking pace.
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Estimate AdSense revenue from pageviews, click-through rate and cost per click.
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Calculate revenue per 1,000 pageviews from earnings and pageviews.
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Calculate average cost per click from total ad earnings and clicks.
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Calculate click-through rate from ad clicks and ad impressions.
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Calculate estimated cost/revenue per 1,000 ad impressions.
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Calculate ad revenue per 1,000 ad impressions.
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Calculate page revenue per 1,000 pageviews.
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Estimate filled ad impressions from pageviews, ads per page and fill rate.
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Estimate ad clicks from ad impressions and click-through rate.
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Calculate revenue per 1,000 ad requests.
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Calculate how much revenue is earned per 1,000 views.
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Estimate creator revenue from video views and creator RPM.
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Calculate creator revenue per 1,000 views.
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Calculate advertiser CPM from ad spend and monetized playbacks/impressions.
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Estimate video earnings from views and creator RPM.
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Convert a number of video views into estimated creator revenue.
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Project subscriber count using a monthly growth rate over time.
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Estimate total watch time from video views and average view duration.
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Track progress toward your own subscriber and watch-hour goals.
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AdSense Earnings19 tools for AdSense and YouTube earning metrics.
FinancePlan loans, mortgages, interest, savings, investments and debt with practical finance calculators.
HomeEstimate mortgage payments, concrete volume and household electricity costs with home planning tools.
WorkConvert hourly pay and salary figures with practical work and income calculators.
HealthCalculate BMI, estimate BMR and use pace tools for general health and fitness planning.
EverydayHandle age, percentages, discounts, tips, dates and time with useful everyday calculators.
AutoEstimate car loan payments and trip fuel costs with practical auto and driving calculators.
MathSolve percentages, fractions and ratios with simple everyday math calculators.
ShoppingCalculate discounts, tips, sales tax and percentages before you spend.
Travel & TimeCalculate fuel cost, pace, time duration, date differences and age with travel and time tools.Ajay Calculator is an independent calculator website focused on practical tools. We explain what each calculator does, keep inputs straightforward, and show useful result breakdowns wherever possible.
Our calculators are intended for education and planning. Financial, tax, employment, health, construction and other real-world results can depend on circumstances that a calculator cannot fully model.
Yes. The calculators are designed to be free to use without creating an account.
No. They provide estimates based on the values and assumptions entered. Confirm important decisions with a qualified professional or the relevant provider.
The calculator pages perform calculations in the browser. If analytics or advertising technologies are added later, the site's privacy policy should describe those technologies and their data practices.
Use them as planning estimates only. Official lender, employer, government or professional calculations may use additional inputs and rules.
