Comparison

Calculator´ vs Cami Calculator

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 is a powerful and intelligent calculator with a smart UI and live results. It offers basic, advanced, and scientific functions, a history log, customizable themes, and user-definable functions. It also includes features like an on-screen timer and iPad multitasking support.

Highlights
  • Live results and natural feel UI
  • User-definable advanced functions
  • History log with easy access
  • Customizable themes and colors
  • On-screen timer
  • iPad multitasking and Spotlight search
Features
Read full description

Stop your math time-wasting today with this app! Designed to help you zip through your daily math in a swift of your own unique style ;-) * LOVED by thousands for its smart UI with Live results & Natural feel Now featuring user-definable advanced Functions that you can Share easily with other Calculator users and optimizations with iPad multitasking, 3D Touch shortcuts, Expandable Widget, Spotlight searching of History + watchOS native App with haptic. Calculator is super intelligent, multi-functional scientific calculator that makes doing math look like art. It has built-in on-screen timer, notif. center Widget, Custom Keyboard, many pre-set functions like Date-time and Base computations and limitless combination of colors, fonts, shapes and sizes. It features standard basic & scientific calculator functions, history log, and an elegant user interface. The quick timer is designed to help your track remaining mins:secs whenever you are on schedule. It is really clever. It can do live math expressions: from the simplest like "1+2" to more advanced expressions like "3+(3x9(80+sin(90)))" Advanced calculator. By swiping left and right on the app, you can easily access over 50+ advanced math functions. History log. Calculator remembers what you have calculated. Swipe up, and you can see all your previous calculations. Colorful Themes. Limitless lovely themes for you to browse, including optional parallax background image of your choice! Easy access. Tap & Hold a math expression to edit it. Shake your device to undo Tap & Hold a number key for smart parenthesis Tap & Hold the decimal point for RANDOM decimal Tap & Hold the “ans” key for answer history Tap & Hold the “÷” key for 1/x Tap & Hold the “-” key to negate Text style Edit option for Expressions Tapping sound options An In-App purchase is ready if you decide to add the Converter and Basic Graphing! Terms of Service & Privacy Policy: https://oval.fi/privacy-calculator Subscription Terms The subscription auto-renews at the end of each term. Payment will be charged to iTunes Account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Any unused portion of a free trial period will be forfeited if you purchase a subscription. Instructions on how to cancel a subscription can be found at the following link: https://support.apple.com/en-us/HT202039.

About

Cami Calculator

This application offers a straightforward calculator experience, mimicking the functionality of a popular Casio model. It prioritizes ease of use with larger buttons and allows for personalization through various theme options.

Highlights
  • Casio calculator functionality
  • Large button design for ease of use
  • Variety of button themes
  • Personalizable interface
Features
Read full description

Cami Calculator performs the same function as the Casio Calculator. Cami Calculator is easy to use, because size of button is designed larger. Support the buttons on a variety of themes, so depending on personal taste or mood, try changing the theme of a button. Please use it habitually.

Screenshots

Calculator´3 screens
Cami Calculator4 screens

Verdict

The call

The clearest difference is rating: Calculator´ at 4.6 against Cami Calculator's 3.5. Calculator´ also leads on ads (none vs shown) and ratings volume (477 vs 4). Cami Calculator's advantage is in-app purchases (none vs 4). On price, review sentiment 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 4 in-app purchases, starting at $0.49 per year. Cami Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator´ holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Calculator´ has 477 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 70% of Calculator´'s written reviews are positive against 66% of Cami Calculator's.

UpkeepUpdate frequency

Calculator´ ships an update every 5 weeks, Cami Calculator every 2 months. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

Scorecard7 real differences · 3 level
Calculator´ versus Cami Calculator: the parameters behind the verdict, then further details
ParameterCalculator´Cami Calculator
PriceFreeFree
Rating4.6 (477 ratings) — better3.5 (4 ratings)
Positive reviews70.2% of reviews — better65.9% of reviews
Number of ratings477 — better4
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS14.0 — better14.5
Further details — not scored
Size14 MB23 MB
Age rating4+4+
DeveloperOval Software Oyhong cam Phan

Customer experience

Calculator´

All ratings475 ratings
Positive91.2%
Neutral2.7%
Negative6.1%
Written reviews121 reviews
Positive70.2%
Neutral9.9%
Negative19.8%

Cami Calculator

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews44 reviews
Positive65.9%
Neutral4.5%
Negative29.5%

Bugs and requests

Calculator´

Reported bugs

6 issues
  • Buttons below numbers 1, 2, 3 not responding
  • App crashes when screen fills with numbers
  • Numbers deleted backwards after full screen
  • Swipe down converter doesn't work properly on iPad
  • Pressing equals multiple times adds duplicate results
Show 1 more
  • App becomes unresponsive and requires restart

Requested features

7 requests
  • Haptic feedback support
  • Fraction calculation support
  • RPN mode
  • iCloud sync for history
  • Automatic parentheses
Show 2 more
  • Simple keyboard-only option
  • Better converter UI (swipe functionality)

Cami Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Calculator´

Subscriptions3
  • Standard features w/ Free Week7 Days trial$0.491 Year
  • Standard features w/ Free Year1 Year trial$0.491 Year
  • Complete feature-set3 Days trial$3.991 Year
One-time1
  • Converter + Graphing$3.99
None

Cami Calculator

No in-app purchases

Questions

Is Calculator´ free?
Calculator´ is free to download, with in-app purchases available.
Is Cami Calculator free?
Cami Calculator is free to download, with no in-app purchases.
Which has better reviews, Calculator´ or Cami Calculator?
Calculator´ is rated higher. Calculator´ averages 4.6 out of 5 from 477 ratings, while Cami Calculator averages 3.5 from 4 ratings.
Do Calculator´ or Cami Calculator have ads?
Cami Calculator shows ads; Calculator´ does not.
Which is updated more often, Calculator´ or Cami Calculator?
Calculator´ ships an update every 5 weeks, and Cami Calculator every 2 months. Most recently, Calculator´ was updated on October 20, 2026 and Cami Calculator on October 16, 2026.

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