Comparison

Conversion Calculator Units 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

Conversion Calculator Units

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.

Highlights
  • Converts over 140 units
  • Supports 12 conversion categories
  • Customizable themes
  • Drag and set unit positions
  • Add units to favorites
  • Share converted units via email
Features
Read full description

* Handy Conversion Calculator App For 12 Categories & 140+ Units * Simple, Powerful & Conversion Calculator app designed for iPhone and iPad! Just tap and convert any units with its clean interface and user-friendly navigation. Simple swipe actions will allow you to convert quickly and change conversion options easily for additional convenience. Download the fastest & easiest to use converter app today! Conversions from one unit to another unit no longer have to be confusing, simply use Best Unit Converter today. * Features: - Ability To Change Themes - Drag & Set Position Of Units - Add Units To Favorites Section - Restore Category Listing - Enable/Disable Units - Set Decimal Digit Count - Share Converted Units by Email ** Conversion (12 Categories & 140+ Units): - Area  - Length - Energy - Volume - Weight - Power  - Speed  - Time - Number - Temperature  - Data Storage - Fuel Consumption Conversion Calculator is a beautifully designed universal app, designed for both iPhone & iPad. Get the best easy to use metric and units converter for length, number, power, speed, temperature, time, weight, area, energy, and other popular measurement converters tool. Download free. ************************************************************* * Download Conversion Calculator Today! * * Be Sure To Checkout Other Popular Utilities & Games From RV AppStudios! * *************************************************************

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

Conversion Calculator Units4 screens
Conversion Calculator4 screens

Verdict

The call

The clearest difference is ads: Conversion Calculator at none against Conversion Calculator Units's shown. Conversion Calculator also leads on review sentiment (100% vs 82%). Conversion Calculator Units's advantage is ratings volume (5K vs 165) and iOS requirement (15.0 vs 17.0). On price, rating, update cadence and in-app purchases 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 Units 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

On the App Store both sit at effectively the same score — 4.7 for Conversion Calculator Units against 4.8 for Conversion Calculator. That said, the two scores are not equally well evidenced: Conversion Calculator Units has 5K ratings behind it against 165, so its average is the more settled of the two. Written reviews are what separate them: 82% of Conversion Calculator Units's written reviews are positive against 100% of Conversion Calculator's.

UpkeepUpdate frequency

Conversion Calculator Units ships an update every 2 months, Conversion Calculator every 5 weeks. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

Scorecard4 real differences · 6 level
Conversion Calculator Units versus Conversion Calculator: the parameters behind the verdict, then further details
ParameterConversion Calculator UnitsConversion Calculator
PriceFreeFree
Rating4.7 (5K ratings)4.8 (165 ratings) — better
Positive reviews82.1% of reviews100.0% of reviews — better
Number of ratings5K — better165
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size41 MB10 MB
Age rating4+4+
DeveloperRV AppStudios LLCCollins Cheruiyot

Customer experience

Conversion Calculator Units

All ratings4,970 ratings
Positive95.7%
Neutral2.5%
Negative1.8%
Written reviews117 reviews
Positive82.1%
Neutral5.1%
Negative12.8%

Conversion Calculator

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

Bugs and requests

Conversion Calculator Units

Reported bugs

2 issues
  • Ads not removed after purchase
  • Incorrect unit conversions

Requested features

4 requests
  • Add pressure conversion units
  • Include a basic calculator function
  • Implement multi-language support
  • Allow customization of unit order

Conversion Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Conversion Calculator Units

One-time1
  • Remove Ads$1.99
1 purchases

Conversion Calculator

One-time1
  • Unlimited access forever$8.99

Questions

Is Conversion Calculator Units free?
Conversion Calculator Units 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, Conversion Calculator Units or Conversion Calculator?
Conversion Calculator is rated higher. Conversion Calculator Units averages 4.7 out of 5 from 5K ratings, while Conversion Calculator averages 4.8 from 165 ratings.
Do Conversion Calculator Units or Conversion Calculator have ads?
Conversion Calculator Units shows ads; Conversion Calculator does not.
Which is updated more often, Conversion Calculator Units or Conversion Calculator?
Conversion Calculator Units ships an update every 2 months, and Conversion Calculator every 5 weeks. Most recently, Conversion Calculator Units was updated on November 13, 2026 and Conversion Calculator on November 12, 2026.

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