Comparison

Basic Calculator vs Calculator Plus

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

Head to head
About

Basic Calculator

A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.

Highlights
  • Large, easy-to-press buttons
  • Multiple beautiful skins
  • Basic arithmetic operations
  • Standard memory functions
  • Supports large numbers (up to 60 digits)
  • Multitasking support (Split View, Slide Over)
Read full description

Calculator Free is a great free calculator with beautiful HD graphics and multiple skins! Features: - Supports multitasking on iPad devices - Split View and Slide Over features - Multiple beautiful skins - General calculations: adding, subtracting, multiplying, dividing, square-rooting - Standard memory functions: Memory Addition, Memory Subtraction, Memory Recall, Memory Clear - Thousands separators option - Can handle very large numbers - up to 60 digits! (never displays in scientific notation) - Large, easy to press buttons - Copy / Paste buttons - Key click sound effect The user interface is translated in the following languages: English, Spanish, French, Italian, German, Portuguese, Russian, Japanese, Chinese (simplified and traditional), Dutch, Norwegian, Danish, Korean, Turkish, Indonesian, Finnish, Swedish, Greek, Polish, Czech, Hungarian, Slovak, Bulgarian.

About

Calculator Plus

This app simplifies everyday math with a clean interface and a history of all your calculations. Easily handle basic operations, percentages, and more, with the ability to review past entries for quick reference. It's designed for efficient problem-solving on the go.

Highlights
  • Clear, readable calculation display
  • Basic arithmetic and percentages
  • Backspace for error correction
  • Memory buttons and calculation history
  • Light and dark themes
  • Advanced functions (squaring, square root, pi)
Features
Read full description

The world’s favorite calculator app, with more than 40 million downloads worldwide. The perfect day-to-day calculator for both iPhone and iPad, Calculator Plus is easy to use and beautifully designed to be your daily calculator. Calculator Plus makes math simple and fun with crisp HD and a layout for fast and easy calculations. Solve all of your everyday calculations, from simple addition to fractions and multiplication. Calculator Plus remembers everything you calculate, and lets you review your history and past calculations anytime, making it perfect for shopping, doing homework and schoolwork, balancing checkbooks, making tips, taking notes, calculating taxes, and everyday math problems you’re sure to encounter. Calculator Plus is also an exceptional school calculator. Calculator Plus is the perfect calculator for teachers, students, and working professionals. If you quit the calculator and go do something else, it's all still there whenever you come back. You'll never need to type the same calculation twice again making it the perfect math calculator to take the best notes and solve any problem. FEATURES: - Calculations in clear, elegant type that's easy to read - Perform all the basic calculations you could ever need including addition, subtraction, division, multiplication, and percentages - Use backspace anytime to correct a simple mistake, instead of starting over - Keep track of your results using the memory buttons and history screen - Express yourself with light and dark themes - For more complicated and advanced problems, use options like squaring, square root, percent and the pi button Try out Calculator Plus – the simplest, strongest equation solver around! From everyday addition and subtraction to complex percent and fraction problems, you can solve and track it all for free. Download Calculator Plus for your iPhone or iPad and finally put that handheld calculator to rest. This version of Calculator Plus is ad-supported. An ad-free version is also available. Calculator Plus © 2022 Digitalchemy, LLC

Screenshots

Basic Calculator4 screens
Calculator Plus4 screens

Verdict

The call

The clearest difference is price: Basic Calculator at Free against Calculator Plus's $3.99. Basic Calculator also leads on ratings volume (3.2K vs 695). Calculator Plus's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, update cadence, monetization model 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

Basic Calculator is free to download; Calculator Plus costs $3.99 up front. Basic Calculator sells 1 one-off in-app purchase. Calculator Plus asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Basic Calculator against 4.9 for Calculator Plus. Both are backed by a comparable volume of ratings — 3.2K and 695 respectively. Written reviews are what separate them: 74% of Basic Calculator's written reviews are positive against 94% of Calculator Plus's.

UpkeepUpdate frequency

Basic Calculator ships an update every 2 months, Calculator Plus every 5 weeks. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
Basic Calculator versus Calculator Plus: the parameters behind the verdict, then further details
ParameterBasic CalculatorCalculator Plus
PriceFree — better$3.99
Rating4.8 (3.2K ratings)4.9 (695 ratings) — better
Positive reviews74.3% of reviews93.8% of reviews — better
Number of ratings3.2K — better695
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015
Further details — not scored
Size93 MB67 MB
Age rating+44+
DeveloperMobArtsDigitAlchemy LLC

Customer experience

Basic Calculator

All ratings3,192 ratings
Positive96.0%
Neutral2.5%
Negative1.5%
Written reviews70 reviews
Positive74.3%
Neutral1.4%
Negative24.3%

Calculator Plus

All ratings695 ratings
Positive98.6%
Neutral0.6%
Negative0.9%
Written reviews322 reviews
Positive93.8%
Neutral2.8%
Negative3.4%

User reviews

Basic Calculator

From 3.2K App Store ratings

What we love

  • 👍 Simple and easy to use
  • 💡 Useful copy and paste functions
  • 👍 Clear and large display
  • 👍 Variety of skins/themes
  • 👍 Responsive and fast

Room to improve

  • 🐛 Compatibility issues with iOS updates
  • 🐛 Inaccurate calculations with larger numbers
  • 🔋 Slow load times
  • 🔍 Intrusive ads

Calculator Plus

From 695 App Store ratings

What we love

  • 👍 Easy to use
  • 👍 Large, clear numbers
  • 👍 Intuitive interface
  • 👍 Reliable performance
  • 👍 Convenient features (e.g. history, memory)

Room to improve

  • 🐛 Occasional clicking sound issue
  • 🔋 Potential battery drain

Bugs and requests

Basic Calculator

Reported bugs

2 issues
  • Crashes or freezes after iOS updates
  • Percent key not functioning correctly

Requested features

3 requests
  • Reinstate iPhone version
  • Add scientific calculator functions
  • Improve memory retention

Calculator Plus

Reported bugs

2 issues
  • Clicking sound not removable
  • Compatibility issues on older devices

Requested features

3 requests
  • Dark mode option
  • Algebraic order of operations
  • Customizable color schemes

In-app purchases

1 purchases

Basic Calculator

One-time1
  • Banner Ad Removal$0.99
None

Calculator Plus

No in-app purchases

Questions

Is Basic Calculator free?
Basic Calculator is free to download, with in-app purchases available.
Is Calculator Plus free?
Calculator Plus costs $3.99, with no in-app purchases.
Which has better reviews, Basic Calculator or Calculator Plus?
Calculator Plus is rated higher. Basic Calculator averages 4.8 out of 5 from 3.2K ratings, while Calculator Plus averages 4.9 from 695 ratings.
Do Basic Calculator or Calculator Plus have ads?
Basic Calculator shows ads; Calculator Plus does not.
Which is updated more often, Basic Calculator or Calculator Plus?
Basic Calculator ships an update every 2 months, and Calculator Plus every 5 weeks. Most recently, Basic Calculator was updated on September 23, 2026 and Calculator Plus on September 24, 2026.

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