Comparison

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

Calculator·

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Highlights
  • Basic arithmetic operations
  • Percentage calculations
  • Multiple color schemes
  • Copy results
  • Square, square root, inverse functions
  • iPad Split View support
  • Apple Watch support
Features
Read full description

A truly no-frills calculator with the perfect blend of features and simplicity. Tired of getting lost in features you don’t use, but wish you had just a few more? Try Calculator· today! Features: • The essentials—add, subtract, multiply, divide, percent • Multiple color schemes • Copy your result (double tap result to copy) • Square, square root, and inverse functions on iPad landscape • Split View for iPad so you can run two apps at once • Apple Watch Support This app contains auto-renewable subscriptions: • Premium Access • 1 month and 1 year durations available​ Limit one free trial per user. Charged through your iTunes account at confirmation of purchase. Your account will be charged within 24-hours prior to the end of the current period. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. You can manage your subscriptions and turn off auto-renewal from your Account Settings in iTunes after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that product, where applicable. • Privacy policy: https://www.iubenda.com/privacy-policy/905866 • Terms of use: http://www.timosstudios.com/terms-of-use You can follow the instructions on our website to change or cancel your subscription: http://www.timosstudios.com/how-to-cancel-subscription-on-ios

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

Calculator·4 screens
Calculator Plus4 screens

Verdict

The call

The clearest difference is price: Calculator· at Free against Calculator Plus's $3.99. Calculator· also leads on ratings volume (34K vs 694). Calculator Plus's advantage is in-app purchases (none vs 3) and ads (none vs shown). On rating, monetization model, 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

Calculator· is free to download; Calculator Plus costs $3.99 up front. Calculator· sells 3 in-app purchases, starting at $0.99 per month. 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 — 4.9 for Calculator· against 4.9 for Calculator Plus. That said, the two scores are not equally well evidenced: Calculator· has 34K ratings behind it against 694, so its average is the more settled of the two. Written reviews are what separate them: 84% of Calculator·'s written reviews are positive against 94% of Calculator Plus's.

UpkeepUpdate frequency

Calculator· ships an update every 3 months, Calculator Plus every 5 weeks. Both last shipped on October 15, 2026.

Scorecard6 real differences · 4 level
Calculator· versus Calculator Plus: the parameters behind the verdict, then further details
ParameterCalculator·Calculator Plus
PriceFree — better$3.99
Rating4.9 (34K ratings)4.9 (694 ratings)
Positive reviews84.3% of reviews93.8% of reviews — better
Number of ratings34K — better694
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.015
Further details — not scored
Size47 MB71 MB
Age rating4+4+
DeveloperTim O's Studios, LLCDigitAlchemy LLC

Customer experience

Calculator·

All ratings34,400 ratings
Positive97.2%
Neutral1.8%
Negative0.9%
Written reviews887 reviews
Positive84.3%
Neutral5.6%
Negative10.0%

Calculator Plus

All ratings694 ratings
Positive98.6%
Neutral0.6%
Negative0.9%
Written reviews322 reviews
Positive93.8%
Neutral2.8%
Negative3.4%

User reviews

Calculator·

From 34K App Store ratings

What we love

  • 👍 Simple and easy to use
  • 🚀 Quick and responsive
  • 💡 Percentage function works well
  • 👍 Large, clear buttons
  • 👍 Straightforward, no-frills design

Room to improve

  • 🔋 Frequent ads can be distracting
  • 🐛 Occasional crashes or freezes
  • 🔒 Lack of customization options
  • 💡 No backspace/undo function
  • 💡 Missing advanced features like memory

Calculator Plus

From 694 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

Calculator·

Reported bugs

3 issues
  • Crashes when performing long calculations
  • Freezes when opening the app
  • Incorrect results for some complex calculations

Requested features

4 requests
  • Add a backspace/undo button
  • Implement a history/memory feature
  • Provide more customization options
  • Reduce frequency of ads

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

3 purchases

Calculator·

Subscriptions2
  • Upgrade App3 Days trial$0.991 Month
  • Upgrade App$4.991 Year
One-time1
  • Upgrade App$1.99
None

Calculator Plus

No in-app purchases

Questions

Is Calculator· free?
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, Calculator· or Calculator Plus?
Calculator· and Calculator Plus are both rated 4.9 out of 5 on the App Store, from 34K and 694 ratings respectively.
Do Calculator· or Calculator Plus have ads?
Calculator· shows ads; Calculator Plus does not.
Which is updated more often, Calculator· or Calculator Plus?
Calculator· ships an update every 3 months, and Calculator Plus every 5 weeks. Most recently, Calculator· was updated on October 15, 2026 and Calculator Plus on October 15, 2026.

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