Best Conversion Calculator Free Metric Apps

Real-time currency conversionsExtensive unit categories (weight, temp, length, volume, etc.)Simple and intuitive interface

Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.

✈️ Travel

(13K)

Conversion Calculator Units

Unit Conversion Calculator All

Converts over 140 unitsSupports 12 conversion categoriesCustomizable themes

This app offers a simple and powerful way to convert between over 140 units across 12 categories. Easily switch between units, customize your experience with themes, and share your results.

(4.8K)

Conversion Calculator Plus

Units, Currency & Crypto

Unit and currency conversionSupports 160+ currencies (real & crypto)Automatic currency exchange rate updates

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

📊 Productivity

(15K)

Unit Converter, 50+ Calculator

All in one Unit Calculator

All-in-one unit conversion45+ free convertersCurrency converter (150+ currencies)

This app offers a comprehensive solution for converting various units, including currencies, measurements, and more. With over 45 converters in a single, user-friendly interface, it simplifies calculations and saves device storage. It works offline and supports over 150 international currencies.

(53)

Units & Currency Converter

Convert Any Unit Lite

Intelligent unit search with autocompleteAutomatic category selectionIntegrated calculator

Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.

✈️ Travel

(48K)

ad-supported

Calculator+ - Unit Conversion

Advanced Calculator Utility

General and scientific calculationsExtensive unit conversions (length, area, volume, etc.)BMI, investment, EMI, and tax calculators

This advanced utility app offers a comprehensive suite of calculation and conversion tools, serving as a powerful alternative to standard device calculators. It features a sleek interface and supports a wide range of everyday and scientific computations, including unit conversions for length, area, volume, and more.

Standard/Metric Calculator

Cross-unit calculationsDecimal and fraction supportMetric unit conversion

Easily convert between standard and metric units for calculations. Supports decimal and fraction values in inches, and millimeters. Tap values to see equivalents or add them to a pin list for quick access.

Units - Conversion Calculator

(2)

free

Unit & Currency Converter

Graphing, Percentage, Triangle

Free basic and scientific calculatorIntuitive interface with equation and result displayFraction and percent support

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

(10K)

Feet&Inches Calculator

Fraction Calculator

Comprehensive measurement conversionFeet-inches and inches as fractionsFlexible rounding options

This app simplifies complex measurements and fraction calculations. Convert between various units, perform addition and subtraction of measurements, and work with feet-inches and fractional inches. It also includes a full fraction calculator with advanced functions and a history tape.

Smart Calculator & Converter

Convert Units: Unit Conversion

(0)

Metric to US Converter tool

Metric to imperial conversionsOffline accessFavorites list

Easily convert between metric and imperial units for everyday needs. Offers a wide range of converters including currency, temperature, and length, with offline access and a favorites list for quick use.

This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.

Basic and scientific calculatorsType or write math expressionsInline equation solving

Imperial - Metric Conversions

(8.9K)

free

Imperial to Metric Units

Plus Calc for iPad & iPhone

Basic and scientific calculatorCurrency converterUnit converter

This app offers a versatile calculator with both basic and scientific functions. It includes advanced features like currency and unit conversions, customizable themes, and history tracking. Optimized for both portrait and landscape modes, it's designed for users needing precise calculations and conversions.

📊 Productivity

(579)

Converter+ (Units, Currencies)

Unit and Currency Converter

Extensive unit and currency conversionMultiple calculators (mortgage, loan, tip)Customizable and downloadable templates

This app offers a comprehensive unit and currency converter with a vast array of categories and calculators for everyday needs. It allows users to customize templates, download shared ones, and provides automatic exchange rate updates for 167 world currencies.

📊 Productivity

(2.4K)

Converter-Universal Conversion

by Trelleborg Sealing Solutions

Currency converter with live exchange ratesOver 300 engineering and scientific unitsSpecialized hardness converter

This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.