Comparison

The iCalculator vs Numerix Calculator

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

Head to head
About

The iCalculator

A calculator app designed to offer a superior user experience compared to standard device calculators. It aims to provide the functionality and interface that users expect from a modern calculation tool.

Highlights
  • Intuitive user interface
  • Enhanced calculation functionality
  • Designed for iOS devices
  • Free to download and use
Features
Read full description

The iCalculator is back. A classic calculator with an intentionally retro personality, rebuilt for modern iPhone and iPad with useful everyday tools that go far beyond basic arithmetic. CLASSIC CALCULATOR The familiar calculator experience returns with: • Addition, subtraction, multiplication, and division • Percent • Positive/negative values • Decimal calculations • Memory controls • Chained calculations • Calculation history • Tactile button feedback The large circular controls and bold display preserve the spirit of the original iCalculator while the app underneath has been completely rebuilt in modern SwiftUI. QUICK TOOLS Skip the formulas and jump straight to the answer. KITCHEN CONVERSIONS Convert common cooking measurements quickly with dedicated Volume, Weight, and Butter tools. Common conversions include: • Cups • Tablespoons • Teaspoons • Fluid ounces • Milliliters • Liters • Pints • Quarts • Gallons • Ounces • Pounds • Grams • Kilograms • Butter measurements • And more Quick amount presets make common recipe conversions even faster. TEMPERATURE Convert Celsius and Fahrenheit instantly. TIP & SPLIT Enter the bill, choose a tip, and split the total between any number of people. Quick presets include: • 15% • 18% • 20% • 25% See the tip amount, total bill, and amount per person immediately. PERCENTAGE & DISCOUNT Handle common percentage problems without remembering the formula. Calculate: • X% of a value • Percentage change • Discounts • Amount saved • Final price DATE DIFFERENCE Choose two dates and see: • Total days • Weeks and days • Calendar difference in years, months, and days FUEL ECONOMY & TRIP COST Estimate fuel use and trip cost using: • MPG • L/100 km • Trip distance • Fuel economy • Fuel price HISTORY Review previous calculator operations, reuse results, delete individual entries, or clear the history when you are finished. MADE FOR IPHONE AND IPAD The iCalculator adapts to iPhone and iPad while preserving its distinctive retro calculator design. ENGLISH & SPANISH The full interface is available in English and Spanish. Calculation history and preferences stay local to your device. The iCalculator combines the personality of the original app with practical everyday tools designed to help you get an answer quickly.

About

Numerix Calculator

This app offers a modern and stylish calculator with both basic and advanced scientific functions. It features a clean interface, customizable themes, and a history of recent calculations for easy access. Perfect for everyday math and complex scientific computations.

Highlights
  • Basic calculations
  • Scientific functions (sin, cos, tan, log, etc.)
  • Degree and radian modes
  • Calculation history
  • Customizable themes
  • Memory functions
Features
Read full description

Modern Glow Calculator combines everyday calculations with powerful scientific tools in a clean, glowing interface. Switch between basic and scientific calculations, keep track of recent results, and personalize your calculator with beautifully designed themes. Features: • Fast and easy basic calculations • Scientific functions including sin, cos, tan, log, ln, square root, powers, π and e • Degree and radian modes • Calculation history with quick copy • Multiple Basic and Scientific themes • Memory functions for frequently used values • Clean, modern glow-inspired design • Simple and distraction-free experience Whether you’re doing quick everyday math or more advanced calculations, Modern Glow Calculator keeps everything simple and accessible. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

The iCalculator4 screens
Numerix Calculator4 screens

Verdict

The call

The clearest difference is price: Numerix Calculator at Free against The iCalculator's $0.99. Numerix Calculator also leads on update cadence (every 6 months vs every 76 months) and iOS requirement (13.0 vs 17.6). The iCalculator's advantage is in-app purchases (none vs 1). On rating, ratings volume, 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

Numerix Calculator is free to download; The iCalculator costs $0.99 up front. Numerix Calculator sells 1 one-off in-app purchase. The iCalculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for The iCalculator against 5.0 for Numerix Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

The iCalculator ships an update every 76 months, Numerix Calculator every 6 months. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 5 level
The iCalculator versus Numerix Calculator: the parameters behind the verdict, then further details
ParameterThe iCalculatorNumerix Calculator
Price$0.99Free — better
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 76 monthsEvery 6 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size12 MB109 MB
Age rating4+4+
DeveloperHELM Coders LLCAmit Kandial

In-app purchases

None

The iCalculator

No in-app purchases

1 purchases

Numerix Calculator

One-time1
  • Custom Theme$0.99

Questions

Is The iCalculator free?
The iCalculator costs $0.99, with no in-app purchases.
Is Numerix Calculator free?
Numerix Calculator is free to download, with in-app purchases available.
Which has better reviews, The iCalculator or Numerix Calculator?
The iCalculator and Numerix Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do The iCalculator or Numerix Calculator have ads?
Neither The iCalculator nor Numerix Calculator shows ads.
Which is updated more often, The iCalculator or Numerix Calculator?
The iCalculator ships an update every 76 months, and Numerix Calculator every 6 months. Most recently, The iCalculator was updated on October 16, 2026 and Numerix Calculator on October 28, 2026.

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