Comparison

Calculator· vs Calculator App +

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 App +

Features
Read full description

Featuring a clean, modern interface with both light and dark modes, this calculator handles everything from basic arithmetic to complex equations with parentheses and percentage calculations. Enjoy responsive buttons, a clear display showing both your current equation and running result, and smart features like: • Accurate percentage calculations • Color-coded parentheses for easy equation tracking • Comprehensive calculation history with copy and share functionality • Automatic decimal handling with scientific notation for very large numbers • Implicit multiplication after percentages • Portrait mode optimization for one-handed use • Copy and share your calculations with a single tap Whether you're a student, professional, or anyone needing quick and accurate calculations, this simple calculator delivers a seamless experience with precision and simplicity. The intuitive design ensures you'll never miss a number or operation. Download today and make calculations effortless!

Screenshots

Calculator·4 screens
Calculator App +4 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator App + at none against Calculator·'s 3. Calculator App + also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (12.0 vs 15.0). On price, 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

Both are free to download. Calculator· sells 3 in-app purchases, starting at $0.99 per month. Calculator App + asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator· ships an update every 3 months, Calculator App + every 2 weeks. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
Calculator· versus Calculator App +: the parameters behind the verdict, then further details
ParameterCalculator·Calculator App +
PriceFreeFree
Rating4.9 (34K ratings) — better—
Positive reviews84.3% of reviews—
Number of ratings34K — better—
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size47 MB31 MB
Age rating4+4+
DeveloperTim O's Studios, LLCJanoGroup LLC

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 App +

Not enough reviews yet to summarise bugs or requests.

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 App +

No in-app purchases

Questions

Is Calculator· free?
Calculator· is free to download, with in-app purchases available.
Is Calculator App + free?
Calculator App + is free to download, with no in-app purchases.
Do Calculator· or Calculator App + have ads?
Both Calculator· and Calculator App + show ads.
Which is updated more often, Calculator· or Calculator App +?
Calculator· ships an update every 3 months, and Calculator App + every 2 weeks. Most recently, Calculator· was updated on September 25, 2026 and Calculator App + on September 21, 2026.

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