Comparison

Unit Currency 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

Unit Currency Converter

This app offers a simple and intuitive interface for converting various units of measurement. It categorizes essential units for daily life, living, science, and miscellaneous needs, with built-in currency conversion and math calculators.

Highlights
  • Intuitive and simple UI
  • Categorized essential unit sets
  • Real-time currency converter
  • Math calculators
  • Organize conversion lists
  • Easy conversion with one-hold button
Features
Read full description

Unit Converter is your all-in-one smart conversion tool and real-time currency calculator, engineered to convert measurements instantly with just a few taps, even completely offline. Whether you are a student, engineer, traveler, business professional, chef, or DIY enthusiast, Unit Converter delivers fast, reliable calculations for everyday life, school, and work. WHY CHOOSE UNIT CONVERTER? - 300+ UNITS ACROSS 40+ CATEGORIES: From basic everyday measurements to advanced scientific and engineering conversions. - REAL-TIME CURRENCY CONVERTER: Live exchange rates for 150+ world currencies including USD, EUR, GBP, JPY, CAD, AUD, CNY, and more. Cached rates keep currency conversion available offline. - BUILT-IN SMART CALCULATOR: Type math expressions (+, -, *, /) directly into the input field without switching to a separate calculator app. - WORKS 100% OFFLINE: No internet connection required. Convert length, weight, temperature, area, volume, and more anytime, anywhere. - ELEGANT DARK AND LIGHT THEME: Clean, modern interface designed for comfort, reduced eye strain, and battery saving. - INSTANT SMART SEARCH: Quickly find any unit or symbol in seconds with our lightning-fast search engine. - HISTORY AND FAVORITES: Revisit recent calculations or pin your most-used unit pairs for one-tap access. - CUSTOMIZABLE LAYOUT: Drag and drop to reorder category tabs according to your personal workflow. COMPREHENSIVE UNIT CATEGORIES 1. BASIC AND EVERYDAY MEASUREMENTS: - Length: Meter, Kilometer, Centimeter, Millimeter, Inch, Foot, Yard, Mile, Nautical Mile. - Weight and Mass: Kilogram, Gram, Milligram, Pound (lbs), Ounce (oz), Ton, Stone, Carat. - Area: Square Meter, Hectare, Square Kilometer, Square Foot, Square Mile, Acre. - Volume: Liter, Milliliter, Cubic Meter, Gallon (US and UK), Quart, Pint, Cup, Fluid Ounce. 2. DAILY LIFE AND TRAVEL: - Currency: Live exchange rates updated from reliable global financial sources. - Temperature: Celsius, Fahrenheit, Kelvin. - Clothing and Shoe Sizes: International conversion charts for Men, Women, and Kids (US, UK, EU, JP). - Speed: km/h, mph, knot, m/s, ft/s. - Time: Second, Minute, Hour, Day, Week, Month, Year. 3. ENGINEERING AND SCIENCE: - Pressure: Bar, Pascal (Pa), PSI, Standard Atmosphere (atm), Torr, mmHg. - Power and Energy: Watt, Kilowatt, Horsepower (HP), Joule, Calorie, Kilocalorie, BTU. - Electricity: Electric Current (Ampere), Voltage (Volt), Resistance (Ohm), Electric Charge. - Mechanics and Fluid: Force (Newton), Flow Rate, Density, Viscosity, Torque. - Astronomy, Angles, and Concentration. 4. TOOLS AND LIFESTYLE: - Digital Storage and Data: Byte, Kilobyte (KB), Megabyte (MB), Gigabyte (GB), Terabyte (TB), Petabyte (PB). - Cooking and Baking: Teaspoon (tsp), Tablespoon (tbsp), Cup, Milliliter, Ounce, Gram. - Fuel Consumption: L/100km, MPG (US and UK), km/Liter. - Time Zones: Worldwide time difference comparisons. DESIGNED FOR THE BEST USER EXPERIENCE - Lightning-fast startup with zero lag. - High numerical precision with customizable decimal places and number formats. - One-tap copy and share results effortlessly. - Privacy-friendly: No intrusive tracking or unnecessary permissions. Download Unit Converter today and experience the easiest, most accurate way to convert anything, anywhere.

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

Unit Currency Converter4 screens
Conversion Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: Conversion Calculator at 100% against Unit Currency Converter's 0%. Conversion Calculator also leads on rating (4.8 vs 3.7) and ads (none vs shown). Unit Currency Converter's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (15.5 vs 17.0). On price, in-app purchases 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. Unit Currency Converter sells 1 one-off in-app purchase and Conversion Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Conversion Calculator holds the better App Store score, 4.8 against 3.7. 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: 0% of Unit Currency Converter's written reviews are positive against 100% of Conversion Calculator's.

UpkeepUpdate frequency

Unit Currency Converter ships an update every 78 months, Conversion Calculator every 5 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 3 level
Unit Currency Converter versus Conversion Calculator: the parameters behind the verdict, then further details
ParameterUnit Currency ConverterConversion Calculator
PriceFreeFree
Rating3.7 (3 ratings)4.8 (165 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings3165 — better
Update frequencyEvery 78 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.5 — better17.0
Further details — not scored
Size42 MB10 MB
Age rating4+4+
DeveloperGiang Pham ThiCollins Cheruiyot

Customer experience

Unit Currency Converter

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Conversion Calculator

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

In-app purchases

1 purchases

Unit Currency Converter

One-time1
  • Remove Ads$1.99
1 purchases

Conversion Calculator

One-time1
  • Unlimited access forever$8.99

Questions

Is Unit Currency Converter free?
Unit Currency Converter is free to download, with in-app purchases available.
Is Conversion Calculator free?
Conversion Calculator is free to download, with in-app purchases available.
Which has better reviews, Unit Currency Converter or Conversion Calculator?
Conversion Calculator is rated higher. Unit Currency Converter averages 3.7 out of 5 from 3 ratings, while Conversion Calculator averages 4.8 from 165 ratings.
Do Unit Currency Converter or Conversion Calculator have ads?
Unit Currency Converter shows ads; Conversion Calculator does not.
Which is updated more often, Unit Currency Converter or Conversion Calculator?
Unit Currency Converter ships an update every 78 months, and Conversion Calculator every 5 weeks. Most recently, Unit Currency Converter was updated on November 3, 2026 and Conversion Calculator on October 30, 2026.

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