## 10 Best Online Calculator Tools that You Need in 2021

Why would you install a calculator on your mobile or computer when you can access it online?!

After all, online calculators are more varied than a specialized and handheld calculator. And you don’t have to sacrifice the space in your device or on your study table to keep them with you. Everyone would agree that using the best online calculators confirms to minimalist standards of the modern world. But what calculators should you use?

Unfortunately, there is no one answer to this question. Even the best online calculators come in all shapes and specializations. You get general calculators including basic or scientific calculators. Then there are specific calculators including business, woodworking, health measures, and calculus calculators, and of course Vaporwave Text calculator.

## Desmos:

If you are searching for a TI-84 calculator online, this calculator is the answer to your search. It is more advanced, friendlier, and cheaper. What else do you want?

You can use the pre-built graphs and also share them with this Desmos graphing calculator.

The calculator allows you to switch between radians and degrees.

With this scientific as well as a graphing calculator, science and calculus students can graph functions, experiment with transformations, test equations, and create tables and graphic animations. In short, it’s a fun tool to learn math and have fun while learning.

## Woodymanreviews’ Wood CFT Calculator:

When you look for more professional and day-to-day calculations, you look for niche-specific best online calculators. This woodworking calculator by woodymanreview.com is the go-to resource for homeowners, DIY enthusiasts as well as professional woodworkers and carpenters. Their wood cft calculator online provides a great tool to help you in this.

Its purpose is to calculate cubic feet of planks you get with the board feet lumber you have just purchased.

It asks the information such as thickness, height, and width of the needed wood to determine the number of cubic feet you should get from the supplier. All of these measures are needed in inches.

## Symbolab

This much-loved calculus calculating device falls in the same category as Desmos. Just like the predecessor, this symbolab online calculator for calculus is not just a calculator but also a medium to explore math and experiment with functions, equations, and graphs.

With beginner-friendly interface, the paid version of this app makes a perfect learning partner for advanced math class. Its subscription cost is also insignificant – standing at just $4.99 a month. However, if students want quick answers and are tackling the learning process with a real tutor, they can use app’s free version.

## NIH’s BMI Calculator

**For those people who are looking to build a healthier lifestyle, BMI calculation makes the first step. But which BMI calculator is the best?**

For starters, most online BMI calculators are accurate and help you find your standpoint. The only difference you can find among these calculators relates to the inputs they use. The best online calculators for BMI calculation are those which accept both metric and standard measures.

Considering this factor, NIH’s BMI calculator makes the best choice for most users irrespective of the measurement system they follow.

## Salary & Income Tax Calculators

Yes, you read it right. We are talking about many calculators here not just one. These income calculators take gross salary of a person and calculate income taxes, tax brackets, national insurance contribution, and salary sacrifice from it.

Interestingly, this calculator is not limited to individual use. It also calculates taxes on companies’ income as well as dividends and IRS interest.

The best feature of these calculators is the regular update they get with any revision in tax rates and brackets. You can be sure of their accuracy and ease of use.

## GPA Calculator

This is a must-use resource for students all around the globe. Ready to take on the world with your perfect GPA?! Keep a track of your progress using this GPA calculator.

You have to begin with inserting credit hours for each subject followed by the course name – you can also skip inserting the course name. Then, give the grade you have earned for that particular course.

Excitingly, the calculator also allows you to plan GPA for this or upcoming semester from the gap between your current and target GPA and the balance of credit hours in your degree.

## Bankrate’s Calculators

Again, we are talking about a myriad of calculators here.

Using these calculators, you can determine mortgage payments, expenses related to auto financing, credit card debt and repayments, and home equity measures. In the investment area, you can use retirement funds, saving goals, and annuities, and savings.

As we can see, these bankrate calculators offer a full range of personal finance evaluations. You can accentuate the help you gain from these bankrate tools with the Salary & Income Tax calculator to get a complete set of tools to manage your debt payments for monthly or quarterly budgeting.

## GeoGebra

This is the best online scientific calculator for students of high school that helps them to experiment with math and its equations visually. Just like Symbolab and Desmos, this calculator is more than just a GeoGebra scientific calculator.

Its ability to create graphs and tables together with detailing steps of these developments makes it a virtual tutor for any advanced math student.

Unlike most other calculus and geometry calculators, this one keeps it use free for teachers and students. Most students use it to understand the logic behind complex functions.

## Full-Screen Calculator

Now you must be thinking, ‘But I came here to learn only about a basic calculator which is big enough to navigate on-screen.

I heard you!

This is the full-screen scientific calculator you are searching. It does simple arithmetic and extremely user-friendly. No difficult (read: foreign) symbols to frighten you away.

Just type, or choose, your sums and press Enter to get the results. You can also use on-screen equal sign to get the answer.

## Percentage Calculator

If you think that the previous calculator got too simplistic to use and even the basic function like percentages was omitted, this percentage calculator can make a great partner with the previous one.

Yes, you guessed it right. This calculator measures percentages. Not only can you calculate the percentage relation between two constants, you can also find how many percent of ‘a’ equals ‘b’. in the end, you simply find the percentage comparison between two constants.

Wrap Up

If you are looking to bookmark the best online calculators for your daily use, you’ve got the list. These percentage calculators include everything from educational tools to basic computing apps, to personal finance and woodworking calculators.

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