Every day we deal with different units of measurement, necessary to give a shape and a dimension to all that surrounds us.
How to convert kilometers per hour to miles per hour or vice versa? How fast is the sound or the light?
How many pounds is one kilogram?
Conversions between units of measurement are not always easy to do in mind (in the end they are simple calculations) and that is why there are many apps available, to be used on the spot to make a quick conversion between different units of measurement.
In this guide we find all the best apps to convert units to Android devices and Apple devices (both iPhone and iPad).

App to convert units of measure on Android

We immediately find in this part of the guide the best app to convert units of measure on Android.
Since the names are very similar, we have added the name of the developer or company that developed the app to distinguish them effectively,

1) Unit converter (Smart Tools co.)
Unit Converter

Among the best apps to convert units of measure on Android definitely stands the one produced by Smart Tools.
With this app you can choose a category among those available at the top (Base, Life, Science, Miscellaneous) and navigate among the numerous sub-categories, where you can choose among many units of measure.
Excellent automatic converter present in the lower part, so as to immediately get a conversion into multiple units.
We can download this app from here -> Unit converter (Smart Tools co.)

2) Unit converter (Digit Drove)
unit converter (digit grove)

If we look for an app to convert between units of measure nice to see we have to try the app provided by Digit Drove.
The interface is really very pleasant to see, with icons of the various categories of units and the various well-characterized units of measurement.
We can customize the interface so as to highlight the most searched categories or units of measurement that most interest us, or use the search bar to quickly find between all the indexed units.
The currency converter is also available, which is great for understanding the various exchange rates between international currencies.
We can download this app from here -> Unit Converter (Digit Drove)

3) Unit Converter (Aevumsoft)
unit converter by Aevumsoft

Another valid app to use as a unit converter is the one offered by Aevumsoft.
Simple interface, with all the most used macro categories and units of measurement on display.
We can insert the favorite units in the Favorites menu through the star next to each item, and change the conversion parameters at any time (to reverse we use the three dots in the upper right corner).
We can download this app from here -> Unit converter (Aevumsoft)

4) Unit Converter Ultimate
Unit Converter Ultimate

Another very elegant app from a graphical point of view is Unit Converter Ultimate, developed by physphil.
The app fully respects the guidelines of the Material Design of Android, integrating perfectly with the latest versions of the operating system.
In addition to the graphic aspect, it offers many units of measurement among which to carry out conversions, it is sufficient to choose a category, two units of measurement and enter the required numerical data.
It also has a currency converter with real-time updating of the conversion rate, so as to always know how many Euro a US Dollar corresponds to (or other currencies).
We can download the app from here -> Unit Converter Ultimate

5) Unit Converter (UUCMobile)
Unit Converter (UUCMobile)

The latest app we want to tell you about Android is provided by UUCMobile and presents an aspect very similar to a calculator.
In this way, we will be able to carry out precise conversions and make calculations at the same time, so as to make precise conversions, particularly if we have to use percentage calculations.
The app offered to UUCMobile can download it here -> Unit Converter (UUCMobile)

App to convert units of measure on iPhone

There are numerous apps to convert units of measurement for Apple devices, with the difference that the names on the App Store they are quite different from each other, so each app will be easy to recognize.

1) Unit converter and currencies
Unit converter and currencies

One of the best apps for making conversions on iOS is the one developed by oWorld Software.
The perfect integration with the iPhone interface (also in the X version) will allow you to quickly convert each unit of measure by choosing among the available categories.
The integrated calculator will make the calculation and conversion even easier.
We can download the app from here -> Unit Converter and Currencies

2) Amount – Unit Converter
Amount - Unit Converter

The app developed by Marco Torretta is one of the best for iPhone, able to provide a large number of categories and units of measurement.
We can also customize the individual categories, so as to add only the units we use most frequently.
The app is paid and can be downloaded from here -> Amount – Unit Converter

3) Lite Converter
Converter - Units & Currencies

Other iPhone and iPad app for conversions is developed by Droxic OOD and is one of the easiest to use: select the category then scroll the units of it measures through the two virtual “rollers”, until the desired units of measurement are found; you enter the numerical data in the left roller with the keypad on the bottom and the conversion will be performed automatically in the right hand roll.
We can download the app from here -> Lite Converter

4) Unit Converter
Smart Unit Conversion

The latest app that we recommend you try on iOS is provided by Intemodino Group sro and presents a simple and immediate interface, in which to insert the units of measurement to be converted into the two fields present in the upper part of the ‘app.
Using the keys below you can enter the digit to be converted, using the Equal key to get the conversion.
We can download the app from here -> Unit Converter


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