What units can I convert with the force conversion calculator?

You can convert 8 different force units, including Newton (N), Kilogram-force (kgf), Pound-force (lbf), Kilonewton (kN), Dyne (dyne), Kips, Meganewton (MN), and Sthene (sn).

Can I see multiple conversions at once?

Yes, the calculator offers a real-time multi-unit conversion feature that shows equivalent values in all supported force units simultaneously.

Can I control rounding in the calculator?

Yes, you can choose rounding modes, including round up, round down, or no rounding to match your project’s precision requirements.

What number formats are available for displaying results?

The calculator supports Standard Decimal, Scientific Notation, and Engineering Format to help you read and use large or small force values easily.

How can I quickly swap the units I am converting?

Use the one-click unit swap feature to instantly switch the source and target units for reverse conversions.

Force Conversion Calculator | Convert Newtons, Dyne & More

Try Other Force Converters

Dyne to Pound-force Dyne to Newton Kilogram-force to Dyne Kilogram-force to Kilonewton Kilogram-force to Pound-force Kilogram-force to Newton Kilonewton to Kilogram-force Kilonewton to Pound-force Kilonewton to Meganewton Kilonewton to Newton Pound-force to Dyne Pound-force to Kilogram-force Pound-force to Kilonewton Pound-force to Newton Meganewton to Kilogram-force Meganewton to Kilonewton

Updated on September 1, 2025

About Our Force Conversion Calculator

Written By

Nadiba Rahman

Reviewed by

Mrinmoy Roy

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Our force conversion calculator is a user-friendly tool that helps you quickly and accurately convert between eight different force units, including newtons, pound-force, kilogram-force, and more. It comes with various useful features like real-time results, adjustable settings, and a convenient history tracker that make your experience smoother and faster. In this article, I’ll explain the basics of force, how conversions work, and how our converter helps you save time and effort.

What is Force?

Force is a physical quantity that causes an object to change its motion. It can speed up, slow down, stop, or deform an object. According to Newton’s Second Law of Motion, force depends on two terms: mass and acceleration. The relationship is expressed as:

F=m×a

where F is the force, m is the mass of an object, and a is the acceleration.

The standard unit for calculating force is the newton (N). One newton is the amount of force required to accelerate a 1-kilogram object by 1 meter per second squared.

Units of Our Force Conversion Calculator

Our calculator supports 8 force units for precise conversions:

Newton (N): It’s the SI unit of force used worldwide
Kilogram-force (kgf): The force exerted by a one-kilogram mass under standard gravity (1 kgf ≈ 9.80665 newtons).
Pound-force (lbf): A force unit mainly used in the US. It is the force exerted by a 1-pound mass under standard gravity.
Kilonewton (kN): A derived unit of force, equal to 1,000 newtons.
Dyne (dyne): A CGS (centimeter-gram-second) unit of force. One dyne is the force required to accelerate a 1-gram mass by 1 cm/s². 1 dyne = 10⁻⁵ newtons.
Kips: It is primarily used in engineering, equal to 1,000 pounds-force.
Meganewton (MN): A larger force unit, equal to 1 million newtons.
Sthene (sn): 1 sthene is equal to 1000 newtons.

How to Use Our Force Converter?

Our force conversion calculator is simple to use. Here’s a step-by-step example:

Select Source and Target Units

Select the units you want to convert from and to. For example, you want to convert Newtons to Pounds-force.

As soon as you choose the units, a real-time formula preview appears to help you understand the conversion between the selected units.

Enter the Force Value to Convert

Enter the force value you want to convert. For instance, let's convert 22 newtons to pounds-force.

View and Copy the Converted Results

Instantly see the converted value in the target unit. To copy the result, simply tap the one-click copy button.

Get the converted result in taget force unit

Features of Our Force Conversion Calculator

Our force conversion calculator includes several features to simplify complex length unit conversions to your needs. All features are easy to access from the settings menu, and the image below shows the default settings for each feature.

Settings menu of force conversion calculator

Check out the detailed overview of the features that make our force converter accurate, reliable, and efficient:

Real-Time Multi-Unit Conversion

Sometimes you need to see conversion results in multiple force units at once. Manually converting between them can be time-consuming and a hassle. That’s why our calculator includes a real-time multi-unit conversion feature. It automatically shows the equivalent values in all other force units as soon as you enter a number.

Have a look at the following image:

Flexible Decimal Precision

In force calculations, precision is crucial, especially when you’re doing physics experiments, designing machinery, or testing materials. Even a tiny difference in decimals can affect stress analysis, safety margins, or equipment settings.

Our calculator lets you choose how many decimal places to display, anywhere from 0 to 12. The default is 6, but you can increase it if you need more exact results. The default value is 6, but you can increase it if you need more exact results.

For example, if you set it to 11 decimal places, converting 14 pounds-force (lbf) to newtons (N) will show 62.27510261365 N instead of just 62.28 N.

Rounding Mode Control

In force calculations, even small rounding differences can affect load distribution, equipment calibration, or structural design accuracy. That’s why our calculator includes rounding mode control.

You can choose to round up, round down, or turn off rounding completely. This ensures your converted force values meet your project’s exact requirements, reducing the risk of calculation errors.

For example, if you set it to 11 decimal places, converting 14 pounds-force (lbf) to newtons (N) will show 62.27510261365 N instead of just 62.28 N.

Flexible Number Format

Force values can range from tiny dynes to massive meganewtons. Without a clear format, these numbers can be hard to read, share, or apply in your work.

Our calculator offers three number display formats to match your needs:

Standard Decimal (e.g., 98.0665)
Scientific Notation (e.g., 9.80665e+1)
Engineering Format (e.g., 9.80665 × 10^1)

For example, converting 1 kip to newtons gives 4,448.2216 N. In standard decimal, that’s easy to read. But if you’re working with very large forces like 3 meganewtons (3,000,000 N), scientific notation (3.0e+6) or engineering format (3.0 × 10^6 N) can make it easier to track and report during calculations.

For example, if you have a total load of 165 newtons shared by 4 support points, you can quickly calculate 165 ÷ 4 = 41.25 newtons per support point in the built-in calculator, and then convert that value to pounds-force or dynes instantly.

Thousand Separators Toggle

Large force values can be hard to read, and a missing digit can lead to mistakes in load calculations or data entry. Our calculator’s thousand-separator toggle adds commas to make long numbers easier to scan. For example, 8160053 dynes becomes 8,160,053 dynes, reducing the chance of errors and improving clarity when working with large datasets.

One-click Unit Swap

Sometimes you need to check conversions in both directions, like converting newtons to pounds-force, then pounds-force back to newtons. Doing this manually can take extra time and increase the chance of mistakes.

Our one-click unit swap feature solves this problem. With a single click, it instantly switches the input and output units, making it easy to double-check your work or compare both conversions quickly.

Auto-Saved Conversion History

When you’re doing multiple force conversions, it’s easy to lose track of your previous values. Manually re-entering them wastes time and can introduce errors.

Our calculator automatically saves your last 10 conversions, even if you refresh or close your browser. Just open the History tab and click on any past entry to load it instantly. This makes your workflow faster, more organized, and error-free.

Force Conversion Chart

Download the following Force Conversion Chart to find all the conversion factors and compare different force units in one place.

2 Examples of Conversion With Our Force Converter

To convert force units accurately, you need to know the source unit, the target unit, and the correct conversion factor (which you can find in the Force Conversion Chart above). The formula is simple:

Converted Value = Source Value × Conversion Factor

Here are two quick examples to show how it works:

Converting Newtons (N) to Dynes (dyne)

To convert newtons to dynes, multiply the value in newtons by the conversion factor 100000. For example, to convert 1.5 newtons to dynes:

1.5 × 100,000 = 150000 dynes

For reverse conversion (dynes to newtons), multiply the dyne value by 0.00001.

Converting Kilonewtons (kN) to Pounds-Force (lbf)

To convert kilonewtons to pounds-force, multiply the value of kilonewtons by the conversion factor 224.809. For example, to convert 5 kN to pounds-force:

5 × 224.809 = 1124.045 lbf

Conversion between Kilonewtons and Pounds-force

For reverse conversion (pounds-force to kilonewtons), multiply the pounds-force value by 0.00444822.

Conclusion

To wrap it up, our force conversion calculator provides a fast, reliable, and accurate way to convert between different force units. From small forces in dynes to large forces in meganewtons, our tool makes conversions effortless and precise. Try it out today and simplify your force conversion process.

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