The best free programs and websites for converting units and currencies (2023)

The best free programs and websites for converting units and currencies (1)

Do you often need to convert meters to feet? Or quickly find out how the US dollar is currently doing against the euro? We've put together many convenient options for quick and easy unit and currency conversions, both online and offline.


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The best free programs and websites for converting units and currencies (2)

Online-Unit-Converter.comis a free and easy unit conversion service that converts the most popular units of distance, temperature, volume, time, velocity, mass, power, density, pressure, energy, and many others. allows you to perform over 25,000 unit conversions among nearly 1,000 units organized into 21 categories. It's the quick and easy way to convert measurements from one unit to another.

The best free programs and websites for converting units and currencies (3)

OnlineConversion.comis an online tool that allows you to turn almost anything into something else. Contains more than 5,000 units and 50,000 conversions.

The best free programs and websites for converting units and currencies (4)

They also offer an online service.automatic converterThis allows you to perform conversions without having to select a category or units from dropdown menus. Just enter a description of what you want to convert as shown below and press Enter or click Go.

The best free programs and websites for converting units and currencies (5)

Online Unit Converter Pro

Online Unit Converter Prois a free online conversion app that allows you to convert between many different unit types and provides conversion factors for all units in each category.

The best free programs and websites for converting units and currencies (6)

digital dutch

digital dutchis a free and easy to use online unit converter. Simply click the category on the left and select the units from the dropdown lists in the From and To fields. Enter the value to convert in the From edit box and the To value will be calculated automatically.

The best free programs and websites for converting units and currencies (7)

Unit converter

Unit converteris a free online unit conversion tool. They offer the usual standard converters like length, area, and volume. They also offer specialized converters such as technical converters, thermal converters, liquid converters, light converters and more, as well as acurrency converter.

The best free programs and websites for converting units and currencies (8)

UnitConversion.orgis the last resort for unit conversion. Use free online unit converters to easily convert between different units of measurement. Simply select the appropriate unit converter from the lists and enter the value to be converted in the From input field. HisSearch categories and unitsprovides results as you type.

They also offer acurrency converter.

The best free programs and websites for converting units and currencies (9)

turn world

turn worldwas launched in 2005 and offers one of the best and most popular unit conversion websites in the world. The tools they provide are free and they are constantly working to develop and improve their tools, which are now available in over 20 languages.

They also offer acurrency converter.

The best free programs and websites for converting units and currencies (10)


QconverterGenericNameis an easy-to-use 3-in-1 program for Windows that you can download for free and offers a unit and currency converter and a calculator.

The best free programs and websites for converting units and currencies (11)

unit converter free

unit converter freeis a free program for Windows that provides a fast and efficient way to perform simple unit conversions between 5000 different units of measurement in 21 categories. It has an easy-to-use interface and includes the units most frequently encountered when solving unit conversion problems, such as B. Weight, Length, Volume, Area, Temperature, Velocity, Acceleration, Time, Pressure, Power, Energy, Torque , fractions, computer storage, data transmission and many others. Free Unit Converter is small, fast, useful, practical and powerful. It has a clean and simple interface, saves time and increases productivity.

The best free programs and websites for converting units and currencies (12)

Convert to Windows

Convert to Windowsis a free and easy-to-use unit conversion program that converts the most popular units of distance, temperature, volume, time, velocity, mass, power, density, pressure, energy, and many others, including the ability to create custom conversions.

To learn more about Convert for Windows, visit ourArticle.

The best free programs and websites for converting units and currencies (13)


ESBUnitConvis a free and easy-to-use Windows program that allows you to convert between units of measurement. Includes units of temperature, distance, mass, area, volume, pressure, velocity, acceleration, force, energy, power, fuel consumption, flow, torque, angle, light intensity, illumination, time, quantity, and radioactivity.

ESBUnitConv is also available in aportable version. A commercial version that offers more conversions, scientific notation, paper tracking, more customization options, an improved calculator, online help, and more is available for $19.

The best free programs and websites for converting units and currencies (14)


Converteris a powerful unit conversion program that allows you to perform simple conversions between units2072different units of measure in 53 categories. Converber converts everything from length and force to flow and temperature, plus a currency converter with rates updated daily. It converts as you type and you can choose to display common units or all units. A built-in equation editor lets you add your own custom units, and the new online calculator lets you perform calculations directly in input fields.

The converter is also in aportable version.

The best free programs and websites for converting units and currencies (15)

convert all

convert allis a handy free drive conversion program for Windows and Linux that allows you to mix and match drives however you like. It also comes packaged asportable application, so you can convert your units anywhere. It has the same great features as ConvertAll, including easy unit selection and the ability to combine over 400 units for conversions. And like all apps, it doesn't leave any personal information on your computer.

The best free programs and websites for converting units and currencies (16)

Quad Lock Drive Converter

Quad Lock Drive Converteris a free program for Windows that will do all your unit conversions in seconds. Contains over 1,000 units of measurement commonly encountered when solving everyday technical or conversion problems. It includes a search function to quickly find units, support for adding custom units, and a smart input field that evaluates complex calculations and expressions. By default, only the most common units (eg area, distance, temperature, speed) are visible, but hundreds more are included and can be easily found using the search function.

The Quad-Lock Unit Converter is fast and saves time. There are no installation packages required (it's completely portable), no splash screens, and no stupid registration or search forms. The program starts up in less than a second, a search function makes it easy to find any drive (even hidden ones), and conversions happen instantly as you type.

The best free programs and websites for converting units and currencies (17)

conversion calculator

conversion calculatoris a small free program for Windows that uses a calculator interface to convert from one measurement system to another (eg, Fahrenheit to Celsius or miles per hour to kilometers per hour, etc.). Transfers from version 3.01200 conversionsand can be updated by the user to include more, either via the update button or by editing a text file with Notepad. You can also get the conversion factor for any conversion by entering the number 1 into the calculator.

You have onecurrency converter, but when we tested the program, an error occurred while parsing the downloaded data file.

The best free programs and websites for converting units and currencies (18)

Google can convert between a variety of units. Simply enter a search of the form "X unit per unit". Example: "40 degrees f to c" converts 40 degrees Fahrenheit to Celsius. You also canUse the Windows 7 calculator to perform unit conversions.

If you've found a conversion tool useful, either online or as a desktop program, please let us know.


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What is the best unit converter? ›

Best unit converters for android
  • Unit Converter.
  • ConvertDroid.
  • Exchange Rates.
  • All-In-One Unit Converter.
  • unitMeasure.
  • Currency Converter.
  • Frank Harr's Conversion.
  • Unit Converter Pro.

Is there a conversion app? ›

Unit Converter. Unit Converter from Digit Grove is one of the better-looking unit conversion apps for Android.

Does Apple have a unit converter app? ›

Units can convert hundreds of units from 43 different categories including Speed, Time, Length, Volume, Area, Power, Temperature, Fuel Consumption, Shoe Sizes and loads more! Units is now a fully universal app with native support for iPhones, iPod touches and iPads.

What is the best currency converter app? ›

10 Best Currency Converter Apps for 2023
  1. Xe Currency Converter – Best App Overall. ...
  2. Currency Converter Plus – Exceptional User Experience. ...
  3. Easy Currency Converter – Convenient App for Quick Conversions. ...
  4. Currency Foreign Exchange Rate – Currency Converter App for Investors. ...
  5. All Currency Converter.
Jun 17, 2022

Is any converter free? ›

Totally Free

It is a freeware that allows you to download, convert, and edit video, no ads, no malware.

What are the 4 steps of unit conversion? ›

Use these steps to construct a unit conversion problem so one (or more) of the units cancel until only the desired unit remains:
  • Identify the unit you have. ...
  • Identify the unit you want. ...
  • Identify appropriate unit conversion factor(s). ...
  • Cancel units and perform the math calculations (e.g., multiply, divide).

How do you convert different units of measurement? ›

Measures can be converted. Use the basic conversion rule to solve any problem: from a larger unit to a smaller unit, multiply. From a smaller unit to a larger unit, divide. It's really that simple!

Is my currency converter app free? ›

My Currency is a free currency converter with live exchange rates for 180+ currencies including popular cryptocurrencies (Bitcoin & Ethereum).

Does Google have a currency converter app? ›

Currency Converter - Google Workspace Marketplace. Currency Converter allows you to convert currencies based on daily exchange rates right in your Google Workspace sidebar. You can even modify the currency conversion to your own preference or region. If playback doesn't begin shortly, try restarting your device.

Is online converting safe? ›

While convenient, online file converters are risky. Their usage could predispose you to issues around safety, privacy, quality, and limitations on the size of the file you can upload.

Does iPhone have a currency converter? ›

In iOS 16, Apple added a built-in currency conversion feature to the Camera app. This article explains how you can use it. When Apple released iOS 15 in 2021, it introduced a Live Text feature that can automatically recognize text that appears in your camera's viewfinder, allowing you to copy or share it.

Is there a converter in iPhone? ›

Apple's added a built-in currency converter in iOS 16 to simply unit conversions on iPhone and make your life easier.

What is the best file converter app for iPhone? ›

Ryder Cash Media highly recommends file converter

Ryder Cash Media company highly recommends File Converter because it is the best file converting app period. We use File Converter for all of our audio, video, and all other file converting needs. There is no other app that comes close to File Converter.

What is the most trusted currency converter? ›

Top Currency Exchange Websites
  • XE.
  • TransferWise.
  • Oanda.
  • Travelex.
Jan 8, 2021

What is the easiest way to exchange currency? ›

Your bank or credit union, not an airport kiosk, is likely the best place to exchange currency.
  • Before your trip, exchange money at your bank or credit union.
  • Once you're abroad, use your financial institution's ATMs, if possible.
  • After you're home, see if your bank or credit union will buy back the foreign currency.
Dec 21, 2022

Where can I convert currency in the US? ›

Local banks and credit unions usually offer the best rates. Major banks, such as Chase or Bank of America, often offer the added benefit of having ATMs overseas. Online bureaus or currency converters, such as Travelex, provide convenient foreign exchange services.

What is the best free online file converter? ›

The 7 Best Free Online File Converters for Your Formatting Needs
  1. Before you even try your first file conversion on, you can quickly check for supported file types. ...
  2. ConvertFiles. ...
  3. Convertio. ...
  4. Zamzar. ...
  5. FileZigZag. ...
  6. FreeFileConvert. ...

What is the best free document converter? ›

If you want to make the most of PDFs, Adobe Acrobat DC is unquestionably the best tool for the job. Create PDFs from scratch, edit natively, collaborate through Document Cloud, convert files to just about any format. And this is on almost any desktop or mobile device.

Does Windows have a file converter? ›

The File Converter is the simplest way to convert your files to nearly any format! The File Converter can convert Videos, Audio, Documents, Ebooks, Images and Archives!

What is the method of converting units called? ›

In these cases, it is often necessary to convert between units of metric measurement. For example, a mass measured in grams may be more convenient to work with if it was expressed in mg (103 g). Converting between metric units is called unit analysis or dimensional analysis.

What is an example of unit conversion? ›

For example, the appropriate conversion value, to convert inches to feet, is 12 inches = 1 foot, and for temperature conversions, we use C/5=F-32/9=K-273/5. Listed below are a few topics that are related to conversion of unit.

What is it called when you convert units? ›

Conversion Factors

A fraction that has equivalent quantities in the numerator and the denominator but expressed in different units is called a conversion factor.

What are the two basic types of conversion? ›

There are two types of conversion: implicit and explicit. The term for implicit type conversion is coercion. Explicit type conversion in some specific way is known as casting. Explicit type conversion can also be achieved with separately defined conversion routines such as an overloaded object constructor.

What is the first step in unit conversion? ›

1. Write out the units you have (when appropriate as a fraction):

What are the three types of conversion? ›

The possible types of conversion are standard conversion, no conversion, and user-defined nonstandard conversion.

What is the formula for conversions? ›

Conversion Rate = Total number of conversions / Total number of unique visitors * 100. Conversion Rate = Total number of conversions / Total number of leads * 100.

How do you memorize math conversions? ›

The mnemonic “King Henry Died Drinking Chocolate Milk” gives students a funny, memorable way to keep the prefixes straight. The song includes an explanation of the following prefixes: kilo, hecto, deca, deci, centi, and milli.

How can I convert currency without fees? ›

An ATM (preferably in your network)

The best way to exchange currency abroad while avoiding fees is through your bank's ATM network. Before travel, check to see if your bank has an ATM network — or even bank affiliates — at your destination so you have a better chance of avoiding unnecessary fees.

Does cash App convert currency? ›

When you send a payment outside of your country, Cash App will convert the payment based on the mid-market exchange rate at the time the payment is created, and your recipient will receive the funds in their local currency.

How can I change currency without fees? ›

1. Get Cash at Your Bank Before Leaving the US. One of the best ways to minimize currency exchange fees is to visit your bank or credit union before you leave the U.S. to exchange dollars for the currency of your destination.

Which currency has the highest value? ›

The Kuwaiti dinar (KWD) is often the most valuable foreign currency and it does not rely on a peg. It floats freely.

How does Google currency converter work? ›

How it works. Currency conversion automatically converts the price in your product data to the currency of the new target country and displays both prices in your ads and free product listings.

What are high converting websites? ›

Attractive, high converting websites are fast loading, have an engaging layout, a seamless navigation, and especially, a responsive design.

How do I start an online conversion? ›

How to start a conversation online with a stranger
  1. Join an app centered around making friends. ...
  2. Network on social media. ...
  3. Be yourself. ...
  4. Try an online class. ...
  5. Develop your online profile. ...
  6. Match with people who share your interests. ...
  7. Get personal (if things are going well) ...
  8. Endorse what they say.
May 12, 2022

What does a high converting website look like? ›

Engaging layout: High converting websites use layouts that make it easy for people to find information on the page. These websites use white space as rest-stops for the eyes. They also use web-safe fonts and eye-catching images, graphics, and videos.

Does Apple pay charge for currency exchange? ›

Apple Pay doesn't charge you any foreign transaction fee when you make a mobile payment using its service². However, if your card issuer or bank levies a foreign transaction fee, this will still apply — which means that there may still be a cost when you shop online or in person using Apple Pay.

Does Apple Charge for exchange? ›

A 15% restocking fee will be assessed on closed box returns (per unit). Please visit online Order Status or call 1800-MY-APPLE to request a return. The iPhone/iPad must be returned in the original packaging, including any accessories, manuals, and documentation.

Are there cloned iPhones? ›

It is possible to find iPhone X clones at just 1/10 of the price of the real handset. But the clones market is very big, and not every clone is a good phone, so it is important to know which one to choose. In this article, we will show you the best iPhone X clones from China.

Can iPhone be cloned by IMEI? ›

Unfortunately, it is possible for someone to hack your IMEI. There are various problems you'll face if this scenario plays out. For instance, if someone has the IMEI for your smartphone or cell phone, he or she can clone your mobile device.

What is iPhone cloning? ›

Simply put, cell phone cloning means transferring some or all the data, such as text messages, from one phone to another.

Does iPhone have a PDF Converter? ›

How to convert a document to a PDF on iPhone: Download PDF Expert and launch the app. Tap the blue plus sign at the bottom right. Pick the file you wish to convert.

Is there a free PDF converter app for iPhone? ›

If you are looking for a simple free PDF converter, iConverter is your thing. With iConverter, you can not only convert web pages or word documents but you can also use it to make ringtones from music already existing in your library. The converted PDF files can be open in any other application or locally stored.

Is there a free file manager for iPhone? ›

File Manager is a FREE file manager and virtual USB drive for the iPhone and iPad. Easily view images, audio, videos, PDF documents, Word documents, Excel documents, ZIP/RAR files and more. - Share files by email, bluetooth and Facebook.

Which type a D converter is the fastest unit? ›

The flash ADC is the fastest type available. A flash ADC uses comparators, one per voltage step, and a string of resistors.

How do I choose a voltage converter? ›

Then, be sure to buy a converter with a wattage rating that is two to three times higher than the device you plan to operate in order to safely convert. For example, if your device or appliance is 600W, get a converter or transformer that is 1200W. When in doubt, buy a converter with a much higher wattage.

What are the three types of converter? ›

Classification of converter types
  • AC to DC converter, or 'rectifier'
  • DC to AC converter, or 'inverter'
  • AC to AC frequency converter, or 'transformer'
  • DC to DC voltage, or 'current converter'

Which analog to digital converter is best for conversion? ›

Flash analog-to-digital converters, also known as parallel ADCs, are the fastest way to convert an analog signal to a digital signal. They are suitable for applications requiring very large bandwidths.

How many types of converter are available? ›

There are two types of conversion: implicit and explicit. The term for implicit type conversion is coercion. Explicit type conversion in some specific way is known as casting. Explicit type conversion can also be achieved with separately defined conversion routines such as an overloaded object constructor.

Which ad converter is considered to be simplest fastest and most expensive? ›

Which A/D converter is considered to be simplest, fastest and most expensive? Explanation: The simplest possible A/D converter is flash type converter and is expensive for high degree of accuracy.

What does D A converter do? ›

A DAC takes digital data and transforms it into an analog audio signal. Afterward, it sends that analog signal to an amplifier. When you hear digital recordings, you're actually listening to an analog signal that was converted from digital by a DAC.

What voltage converter do I need for USA? ›

You can use your electric appliances in the United States of America, because the standard voltage (120 V) is the same as in the United States of America. So you don't need a voltage converter in the United States of America, when living in the United States of America.

What type of converter do I need? ›

If you plan to take electronics or appliances that were purchased in a 110 volt country and use them in a 220 volt country, a “Step-Down” converter is needed. If you plan to take electronics or appliances that were purchased in a 220 volt country and use them in a 110 volt country, a “Step-Up” converter is needed.

What are the four different types of power electronics converter? ›

The static power converters perform these function of power conversion.
  • The Power Electronic Converter can be classified into.
  • six types:
  • Diode Rectifier.
  • AC to DC Converter (Controlled Rectifier)
  • DC to DC Converter (DC Chopper)
  • AC to AC Converter (AC voltage regulator)
  • DC to AC Converter (Inverter)
  • Static Switches.

What is a pulse converter? ›

In other words, it is used in the conversion of fixed-frequency and fixed-voltage AC power into variable DC voltage output. It is expressed as. Fixed Input − Voltage, frequency and AC power. Variable output − DC voltage output.

What are the two basic types of converters? ›

There are two main types of transformer-based isolating DC/DC converters: flyback and forward. In both these types, the transformer provides the isolation between the input and the output.

What is switch mode converter? ›

Switched-mode converters are DC/DC converters, dedicated to the supply of DC loads with a regulated output voltage and protections against overcurrents and short circuits. These converters are generally fed by an AC single-phase or three-phase network, as presented in Fig. 1.

What is the quickest method of analog to digital conversion? ›

Parallel A/D conversion (sometimes called flash conversion) is the fastest technique available and the simplest to understand. However, its practicality is limited to small numbers of bits, since it requires 2N – 1 comparator circuits in order to produce an N-bit digital output.

What is a digital signal converter? ›

A Signal Converter is a device that converts signals from sensors to industrial current signals, converts analog input signals to analog output signals, normalizes signals, or isolates signals.

How many types of digital to digital converters are there? ›

In this section, we see how we can represent digital data by using digital signals. The conversion involves three techniques: line coding, block coding, and scrambling.


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