Comparison

Metric Unit Converter vs Conversion Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Metric Unit Converter

This application provides a comprehensive tool for converting a wide range of metric units across various categories. It's designed for everyday use, financial transactions, and professional applications in fields like real estate and engineering.

Highlights
  • Extensive unit conversion categories
  • Real-time currency conversion
  • Useful for daily life and professional use
  • Supports acceleration, area, and length
  • Includes temperature and time conversions
  • Handles electrical and magnetic units
Features
Read full description

Simplify your life & work! Get “Metric Unit Converter” - a simple and handy Converter for absolutely free! Convert Metric Units related with: - Acceleration - Angle - Area - Computer Data - Computer Data Flow Rate - Currency (Money) - Density - Electrical Capacitance - Electrical Charge - Electrical Current - Electrical Inductance - Electrical Resistance - Electrical Voltage - Electromagnetic Radiation - Energy - Flow Dry - Flow Liquid - Force - Frequency Angular Velocity - Fuel Comsumption - Illumination - Length - Luminance - Luminous Flux - Luminous Intensity - Magnetic Field Strength - Magnetic Flux - Magnetic Flux Density - Magnetomotive Force - Musical Notes - Power - Prefixes And Suffixes - Pressure - Speed Velocity - Temperature - Time - Torque - Viscosity Dynamic - Viscosity Kinematic - Volume And Dry Capacity - Volume And Liquid Capacity - Weight Some common and daily life use cases - Forex Conversion while making financial transactions (Will show near to perfect conversion with Up-to-Date Exchange Rates) - Real Estate & Property Consultants will also find it handy for area unit conversions - Engineering & Architects can use it for practical & frequently needed engineering unit conversions, etc. - Students and Teachers can use it to solve unit-conversion related problems So what are you waiting for? Download the convertor app now for free, to convert almost every metric unit.

About

Conversion Calculator

This utility app offers a comprehensive unit conversion tool for various needs, including cooking, travel, and work. It supports over 120 units across 15 categories, with metric and imperial options. The app works offline and allows for customization of displayed decimals and category order.

Highlights
  • 15 categories and 120+ units
  • Metric and imperial conversions
  • Cooking, weight, length, temperature, and more
  • Offline functionality
  • Customizable decimal display
  • Apple Watch app
Features
Read full description

Convert cooking measurements, kg to lbs, feet to meters, Celsius to Fahrenheit and psi to bar in a tap. Conversion Calculator is a fast, clean unit converter for the kitchen, travel, the gym, school and work. COOKING & KITCHEN • Cups, tablespoons, teaspoons, fluid ounces, pints, quarts and gallons • US and imperial (UK) cups, pints and gallons kept separate, so recipes come out right • Grams, ounces and pounds for baking WEIGHT & BODY • kg to lbs, stones, ounces, grams and milligrams LENGTH, AREA & LAND • Feet, inches, meters, cm, miles, km, yards and nautical miles • Square feet, square meters, acres and hectares TEMPERATURE, SPEED & MORE • Celsius, Fahrenheit and Kelvin • km/h, mph, knots and m/s • Energy: calories, kcal, joules and kWh • Data: bytes, KB, MB, GB and TB • Time: seconds to hours PRESSURE, FUEL, POWER & MORE • Pressure: psi, bar, kPa, atm, mmHg and inHg • Fuel economy: mpg (US and UK), L/100 km and km/L • Power: horsepower (hp), kW and watts • Torque: N·m, lbf·ft and kgf·m • Force: newtons, lbf and kgf • Angle: degrees, radians and gradians MADE FOR EVERYDAY USE • 15 categories and 120+ units, metric and imperial • Swap units in one tap and copy the result • Reorder categories so the ones you use are on top, or hide the rest with Pro • Choose how many decimals to show • Apple Watch app for conversions on your wrist • Works offline Converting is free. Pro is an optional one-time purchase.

Screenshots

Metric Unit Converter4 screens
Conversion Calculator4 screens

Verdict

The call

The clearest difference is rating: Conversion Calculator at 4.8 against Metric Unit Converter's 1.0. Conversion Calculator also leads on ratings volume (165 vs 3) and review sentiment (100% vs 92%). Metric Unit Converter's advantage is in-app purchases (none vs 1) and iOS requirement (7.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Conversion Calculator sells 1 one-off in-app purchase. Metric Unit Converter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Conversion Calculator holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Conversion Calculator has 165 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 92% of Metric Unit Converter's written reviews are positive against 100% of Conversion Calculator's.

UpkeepUpdate frequency

Metric Unit Converter ships an update every 3 weeks, Conversion Calculator every 5 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard6 real differences · 4 level
Metric Unit Converter versus Conversion Calculator: the parameters behind the verdict, then further details
ParameterMetric Unit ConverterConversion Calculator
PriceFreeFree
Rating1.0 (3 ratings)4.8 (165 ratings) — better
Positive reviews91.7% of reviews100.0% of reviews — better
Number of ratings3165 — better
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS7.0 — better17.0
Further details — not scored
Size8 MB10 MB
Age rating4+4+
DeveloperA1Brains InfotechCollins Cheruiyot

Customer experience

Metric Unit Converter

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews12 reviews
Positive91.7%
Neutral0.0%
Negative8.3%

Conversion Calculator

All ratings165 ratings
Positive95.8%
Neutral3.0%
Negative1.2%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Metric Unit Converter

No in-app purchases

1 purchases

Conversion Calculator

One-time1
  • Unlimited access forever$8.99

Questions

Is Metric Unit Converter free?
Metric Unit Converter is free to download, with no in-app purchases.
Is Conversion Calculator free?
Conversion Calculator is free to download, with in-app purchases available.
Which has better reviews, Metric Unit Converter or Conversion Calculator?
Conversion Calculator is rated higher. Metric Unit Converter averages 1.0 out of 5 from 3 ratings, while Conversion Calculator averages 4.8 from 165 ratings.
Do Metric Unit Converter or Conversion Calculator have ads?
Neither Metric Unit Converter nor Conversion Calculator shows ads.
Which is updated more often, Metric Unit Converter or Conversion Calculator?
Metric Unit Converter ships an update every 3 weeks, and Conversion Calculator every 5 weeks. Most recently, Metric Unit Converter was updated on November 6, 2026 and Conversion Calculator on November 8, 2026.

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