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 free iPad application offers a large, easy-to-read interface for performing basic calculations. Its user-friendly controls ensure immediate usability for everyday mathematical needs.

Highlights
  • Large, easy-to-read display
  • User-friendly controls
  • Basic calculations
  • Free to use
Features
Read full description

Calculator, unit converter, and bill splitter in one iPad app Calculator Basic arithmetic plus percentage, sign toggle, and saved calculation history. Long-press the total to copy it. Unit Converter Convert length (cm/inch/m/ft), weight (g/kg/lb/oz), temperature (Celsius/Fahrenheit), area (square meters/tsubo/tatami), and data storage (MB/GB/TB) — right from the calculator screen. Split Bill Enter the total and the number of people to instantly see each person's share, including service charge or tip. Handy for travel, shopping abroad, apartment hunting, and everyday life.

Screenshots

Calculator·4 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator Plus at none against Calculator·'s 3. Calculator Plus also leads on update cadence (every 2 weeks vs every 3 months). Calculator·'s advantage is rating (4.9 vs 4.5) and ratings volume (34K vs 2.2K). On price, review sentiment, ads 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. 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

Calculator· holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Calculator· has 34K ratings behind it against 2.2K, so its average is the more settled of the two. Written reviews point the same way: 84% of Calculator·'s written reviews are positive against 83% of Calculator Plus's.

UpkeepUpdate frequency

Calculator· ships an update every 3 months, Calculator Plus every 2 weeks. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

Scorecard6 real differences · 4 level
Calculator· versus Calculator Plus: the parameters behind the verdict, then further details
ParameterCalculator·Calculator Plus
PriceFreeFree
Rating4.9 (34K ratings) — better4.5 (2.2K ratings)
Positive reviews84.3% of reviews — better82.9% of reviews
Number of ratings34K — better2.2K
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPad
Requires iOS15.015.0
Further details — not scored
Size47 MB7 MB
Age rating4+4+
DeveloperTim O's Studios, LLCStudio Zebra

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 ratings2,195 ratings
Positive89.5%
Neutral2.6%
Negative7.9%
Written reviews216 reviews
Positive82.9%
Neutral6.9%
Negative10.2%

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 2.2K App Store ratings

What we love

  • 👍 Easy to use
  • 👍 Large, clear numbers
  • 👍 Simple and straightforward
  • 👍 Great for basic calculations
  • 👍 Convenient on iPad

Room to improve

  • 🐛 Decimal point issues
  • 🐛 Inaccurate percentage calculations
  • 💡 Lack of history/memory
  • 💡 No backspace/undo function
  • 🔍 Ads can be distracting

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
  • Decimal point not working properly
  • Incorrect percentage calculations

Requested features

3 requests
  • Add backspace/undo function
  • Improve decimal point and percentage calculations
  • Provide option to remove ads

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 is free to download, with no in-app purchases.
Which has better reviews, Calculator· or Calculator Plus?
Calculator· is rated higher. Calculator· averages 4.9 out of 5 from 34K ratings, while Calculator Plus averages 4.5 from 2.2K ratings.
Do Calculator· or Calculator Plus have ads?
Both Calculator· and Calculator Plus show ads.
Which is updated more often, Calculator· or Calculator Plus?
Calculator· ships an update every 3 months, and Calculator Plus every 2 weeks. Most recently, Calculator· was updated on October 18, 2026 and Calculator Plus on October 15, 2026.

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