Aplicativy. is an independent publisher of free, easy-to-use online calculators for school, work, money, health, and everyday decisions.
Who we are
Aplicativy. was created to solve a simple frustration: most calculator websites either hide a basic tool behind heavy pages and pop-ups, or hand you a bare number with no explanation of where it came from. We take the opposite approach. Every tool on this site loads quickly, works on any phone, tablet, or computer, and puts the calculator first, followed by the formula, a worked example, and a plain-language explanation of how to read the result.
Our mission
Our mission is to make everyday math effortless and transparent. We believe a good calculator should not only give the right answer, but also help you understand it. That is why each page explains the method behind the result, defines the terms involved, and answers the questions people most commonly ask. Whether you are a student checking a grade, a worker calculating a margin, a saver planning with compound interest, or simply someone splitting a bill, we want you to leave with both the answer and the confidence that it is correct.
What we offer
Our growing library covers grades and GPA, percentages and general math, geometry, finance and interest, health and fitness, unit conversions, dates and time, and everyday money calculations. Each tool is built on well established, textbook formulas and standard conventions. New calculators are added regularly based on what visitors search for and request.
Editorial standards and independence
Our explanations are written to be accurate, clear, and genuinely useful. They are independent of any advertiser. We do not accept payment to alter a formula, bias a result, or recommend a product within a calculation. When a calculation depends on an assumption, such as a grading scale, a compounding frequency, or an activity level, we state that assumption plainly on the page so there are no hidden surprises. If we discover an error, we correct it as quickly as possible, and we welcome reports from readers.
How the tools work
All calculations run entirely within your web browser. The numbers you enter are never transmitted to or stored on our servers, which keeps the tools both private and instant. This also means you can use most of our calculators even on a slow connection, since the work happens on your own device.
How we are funded
Aplicativy. is supported by online advertising, including Google AdSense. Advertising revenue allows us to keep every tool completely free, with no sign-up or subscription required. We work to keep advertisements out of the way of the calculator experience itself.
Contact us
We would love to hear from you. For questions, corrections, or suggestions for new calculators, email us at contact@aplicativy.com, or visit our contact page.