Comparison

Calculator Widget Pro 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

Calculator Widget Pro

Access a fully functional calculator directly from your Home Screen with interactive widgets. Perform basic arithmetic, scientific calculations, and even calculate tips without opening the app.

Highlights
  • Home screen calculator widget
  • Basic arithmetic operations
  • Advanced scientific functions
  • Tip calculation
  • Interactive widget design
Features
Read full description

Add the calculator widget to your Home Screen and easily do calculations of addition, subtraction, multiplication, division, advanced scientific functions and even tips with Calculator Widget Pro.

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

Calculator Widget Pro4 screens
Conversion Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator Widget Pro at none against Conversion Calculator's 1. Calculator Widget Pro also leads on update cadence (every 2 days vs every 5 weeks). Conversion Calculator's advantage is review sentiment (100% vs 67%) and rating (4.8 vs 4.5). On price, ads, device support and iOS requirement 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. Calculator Widget Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Conversion Calculator holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Conversion Calculator has 165 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 67% of Calculator Widget Pro's written reviews are positive against 100% of Conversion Calculator's.

UpkeepUpdate frequency

Calculator Widget Pro ships an update every 2 days, Conversion Calculator every 5 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard6 real differences · 4 level
Calculator Widget Pro versus Conversion Calculator: the parameters behind the verdict, then further details
ParameterCalculator Widget ProConversion Calculator
PriceFreeFree
Rating4.5 (11 ratings)4.8 (165 ratings) — better
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings11165 — better
Update frequencyEvery 2 days — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS17.017.0
Further details — not scored
Size2 MB10 MB
Age rating4+4+
DeveloperTodd BowdenCollins Cheruiyot

Customer experience

Calculator Widget Pro

All ratings11 ratings
Positive81.8%
Neutral9.1%
Negative9.1%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

Conversion Calculator

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

In-app purchases

None

Calculator Widget Pro

No in-app purchases

1 purchases

Conversion Calculator

One-time1
  • Unlimited access forever$8.99

Questions

Is Calculator Widget Pro free?
Calculator Widget Pro 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, Calculator Widget Pro or Conversion Calculator?
Conversion Calculator is rated higher. Calculator Widget Pro averages 4.5 out of 5 from 11 ratings, while Conversion Calculator averages 4.8 from 165 ratings.
Do Calculator Widget Pro or Conversion Calculator have ads?
Neither Calculator Widget Pro nor Conversion Calculator shows ads.
Which is updated more often, Calculator Widget Pro or Conversion Calculator?
Calculator Widget Pro ships an update every 2 days, and Conversion Calculator every 5 weeks. Most recently, Calculator Widget Pro was updated on November 3, 2026 and Conversion Calculator on November 8, 2026.

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