17+ Free Online Calculators for Math, Geometry, Finance, Fitness & Health
Welcome to CalculatorsApp. We offer 17+ free online calculators covering math, geometry, financial planning, fitness tracking, health & body measurements, and everyday calculations. Our tools are designed to provide accurate, efficient solutions. Each tool has a simple interface, allowing users to obtain results quickly. View our current calculation tools below.
Math Calculators
Mathematical calculation tools and calculators are designed to efficiently and accurately solve mathematical problems, ranging from basic arithmetic to complex scientific equations.
Online Basic Calculator
The online calculator for basic arithmetic operations that you can use for your school, work or personal calculations.
Online Scientific Calculator
It is a web-based scientific calculator with all the necessary features to calculate trigonometric, logarithmic, exponential functions, and factorials.
Mean, Median, and Mode Calculator
Easily calculate the mean, median, mode, minimum, maximum, range, count and sum of your data set with our advanced calculator.
Rounding Calculator: Precise Decimal, Whole Number, and Fraction Rounding
Use our Rounding Calculator to round numbers to the nearest decimal place, whole numbers, or fractions with precisions such as 1/2, 1/4, and 1/8.
Geometry Calculators
Our geometry calculation tools offer a wide variety of tools. These tools are designed to simplify complex geometry problems.
View All Geometry Calculators →Fitness Calculators
The Fitness Calculators page will show how you can track and optimize your workout performance.
Calculate Your One Rep Max with the Bench Press 1RM Calculator
Estimate one repetition maximum with the Bench Press 1RM Calculator using the Epley formula for closer approximations in strength.
Daily Protein Calculator
How much protein do I need? Daily protein calculator estimates your protein needs using BMR formulas based on WHO, ADA, CDC, and ACSM guidelines. Get personalized protein recommendations for optimal health.
Financial Calculators
Use intelligent calculators for accurate and effortless financial calculations, helping you manage your finances with precision.
View All Financial Calculators →Health & Body Calculators
Health & Body Calculators is simple, accurate, and built to give you clear results. No overly complicated steps.
View All Health & Body Calculators →Other Calculators
Other calculators offer simple solutions for a range of needs, from calculating final grades and estimating project requirements to determining chronological age.
Final Grade Calculator
Enter your current grade, the weight of your final exam, and the desired final grade. The final grade calculator will show you the minimum grade you need.
Chronological Age Calculator
Ever wondered exactly how old you are-not just in years, but right down to the second? Well, our Chronological Age Calculator is here to do just that
Concrete Calculator
Optimize your construction projects with our concrete calculator. Easily calculate the concrete needed for slabs, footings, stairs, and more with precision.
Tip Calculator
The Tip Calculator allows you to easily calculate the tip amount. Simply enter the bill amount and the appropriate tip amounts will be displayed.
Asphalt Calculator
The Asphalt Calculator is designed to assist in the approximate planning of paving and road construction projects.
The A1C to eAG & eAG to A1C Calculator
This calculator helps you understand and calculate the relationship between A1C and average blood glucose (eAG)
Online BAC Calculator
Utilize our precise BAC Calculator to accurately estimate your Blood Alcohol Content after consuming alcohol. Determine whether you are below the legal driving limit
Age Difference Calculator
The Age Difference Calculator will help you find the exact time interval between the birth dates of two persons. Get precise results in years, months, and days.