AppCorpus
Market US

Calculator₊

A calculator app with various math tools and accessibility features.

by Impala Studios

iPhone · iPad

Active Last checked 30 Aug 2026

Quick verdict

What it is
Calculator₊ is a versatile calculator app that offers standard, scientific, and specialized calculators, as well as a calculation history and unit converter. It also features AI-powered math solutions, a note-taking tool, and accessibility features like dynamic text size and VoiceOver support.
Best for
  • students
  • professionals
  • everyday use
At a glance
  • Free download · core features require a paid plan
  • In-app purchases
  • From $5.99/mo

Categories and search queries

Official categories

AppCorpus categories

Key functions

Function Availability Access Scope Evidence
Free app Yes Free Store published
In-app purchases Yes Limited free Store published
Subscription Yes Paid Store published

Screens

App Store

36 store screenshots

Calculator₊ ipad screenshot 1
Calculator₊ ipad screenshot 2
Calculator₊ ipad screenshot 3
Calculator₊ ipad screenshot 4

Pricing & paywalls

App Store

  • Premium Trial — $5.99/month (derived from the IAP title)

Ratings & reviews

App Store

4.7 1728177 ratings · App Store

  1. 5/5Ads are unbearable and they changed ad free subscription

    I’ve been using this app for YEAAAARS.. it’s been so long I honestly can’t even remember how long it’s actually been. I use the calculator a fair amount of times but it’s not a super frequent occurrence and originally I wanted this calculator because the Apple calculator wouldn’t let me delete a typo without deleting the entire calculation and this also tracks calculation history. Anyway, I paid for the $2.99 ad free upgrade a few years ago and everything has been fine up until a few months ago I randomly had a $2.99 credit on my Apple account. At first I had no idea where it came from UNTIL I went to use the calculator and an annoying ad covered the entire screen. Apparently they changed things and instead of a one time $2.99 charge they want $1.49/mo to use the calculator ad free. The little ads at the bottom aren’t bad but the thing that makes it unbearable and the reason why I’m deleting the app after at the very least 5 years is the ads that popup while I’m in the middle if typing which ultimately lead to me clicking on the ad and opening up safari or app store. I don’t like the fact I’m forced to open unwanted ads to god knows what. I don’t want that on my phone. Such a shame. I might have failed math in high school but this calculator is not that important to me to have to deal click on ads because they pop up while I’m typing.

    imtheshizzniyee · 30 Aug 2026

  2. 5/5Does not copy history result equation and result right

    Update: I copy and paste my equation and result and it comes out a different number than I had calculated. Flaw in copy and paste on both choices. It has made me a little more frustrated in getting the result right. Weird functions and full screen ads. Luckily I have not purchased this app for no ads, I have removed the app and try again in the uncertain future. It was good till I had to wait a couple of more seconds for the X button to appear on the ads, fairly intrusive to calculate my tips from each individual cocktail waitress that has tipped me out. Nice clean layout but I think I'll stick with my Samsung S5 2nd phone calculator for the meantime. Everything about this calculator is what the hard working waiters and tip receiving workers need to balance their day to day earnings quickly and correctly without pen and paper. The calculator just works and doesn't crash during use. Just need it to replace Apple's dumb calculator that just calculates and not help with historical calculations or messups. Double Thumbs up!

    Bizeek Bùi · 30 Aug 2026

  3. 3/5Please just make a one time in-app purchase fee!

    I absolutely love this app, since use it for school and it is just very simple to use while also being able to use more complex equations! My only problem is the fact that I have to pay a monthly fee just to use other calculator features that are on normal calculators is just ridiculous! I understand that you guys want to make money, but do you really, like really need to make people pay a monthly fee just to be able to calculate fractions! I would be absolutely fine if it was a one time fee, but why a monthly fee!? This is one of the top most downloaded calculator apps on the App Store if not the best one, not to mention the little adds at the bottom (not distracting at all) that you make money off of adds which shows you already make quite a bit of money off of more than half a million user, yet you have to go even farther to make me pay for a monthly fee for features in every ordinary high school level calculator! I would rather have to pay 5-7 dollars once for all of the other features instead of being fed off of for multiple years to come of using this app. I would rate this app 5 stars right off the bat if it got rid of the monthly charge and maybe even replaced it with a one time fee. Please address this concern, and thank you so much for your time.

    Eli Hoffman · 30 Aug 2026

  4. 4/5Pretty cool app!

    I definitely recommend this app to people who would wish to customize their calculator in a way to make it more ✨decorative✨ and plus, you can use it like a normal calculator. Just with ads on the bottom of your screen, but they are not full screen ads that appear out of nowhere so that’s good, well, for me at least. Just to remind the people reading this, if you looked at other reviews, they might have said you need to pay to do certain stuff, which, indeed, you have to, I just got this app a week ago, so I don’t know much. When your using this app, you have to pay to be able to use the currency and fraction feature, but if your not planning to pay anything, they’ll let you try it out 3 times and then you can’t use it anymore. Overall this app is pretty good! I just took away one star cause I kinda wish they could have added more tries to use the fraction and currency feature, or in some way sort of remind us that we even HAVE a limited amount of tries, when I first used this app, I had no idea we had tries when I used the currency feature, so when it said you had to pay I was so confused. IM GONNA SAY THIS AGAIN, overall, this app is pretty good!

    naraabou · 30 Aug 2026

  5. 2/5Used to be great

    Will be deleting and looking for a different app. Way too many ads. You don’t need so many ads. It’s ridiculous. Thank you for scaling back on the ads. I have used this app for years and really loved it. I love being able to keep track of all my inputs and being able to backspace and erase one or multiple entries. I like how the history is set up. This app has been just what I need daily for years. The ads on screen were annoying but fine to put up with for the use of the app. BUT now I get VERY ANNOYING FULL SCREEN ADS THAT POP UP AS SOON AS I OPEN THE APP AND WHEN IM IN THE MIDDLE OF WORKING!!!!!!! I frequently use the app when I’m out and about, now I have to wait for the ad to load and find the hidden x just to be able to use the app for a quick calculation. By that point I would have figured out the calculation by myself so what’s the point of the app? AND even more frustrating when I am in the middle of typing out calculations and inputting numbers while looking at my paperwork for the input numbers and go back to the app to input the information and an AD HAS POPPED UP SO I HAVE TO STOP WORKING AND HUNT DOWN THE X JUST TO BE ABLE TO CONTINUE MY WORK!!!! I am VERY DISAPPOINTED WITH WHAT THIS APP HAS BECOME. I will be looking elsewhere after having been satisfied with this app for years.

    Patyo23 · 30 Aug 2026

Privacy & accessibility

App Store

Privacy

  • Data Linked to You — Analytics — Diagnostics — Performance Data Developer declared
  • Data Linked to You — Analytics — Identifiers — Device ID Developer declared
  • Data Linked to You — Analytics — Other Data — Other Data Types Developer declared
  • Data Linked to You — Analytics — Purchases — Purchase History Developer declared
  • Data Linked to You — Analytics — Usage Data — Advertising Data Developer declared
  • Data Linked to You — Analytics — Usage Data — Other Usage Data Developer declared
  • Data Linked to You — Analytics — Usage Data — Product Interaction Developer declared
  • Data Linked to You — App Functionality — Diagnostics — Crash Data Developer declared
  • Data Linked to You — App Functionality — Diagnostics — Performance Data Developer declared
  • Data Linked to You — App Functionality — Identifiers — Device ID Developer declared
  • Data Linked to You — App Functionality — Identifiers — User ID Developer declared
  • Data Linked to You — App Functionality — Other Data — Other Data Types Developer declared
  • Data Linked to You — Third-Party Advertising — Diagnostics — Performance Data Developer declared
  • Data Linked to You — Third-Party Advertising — Identifiers — Device ID Developer declared
  • Data Linked to You — Third-Party Advertising — Identifiers — User ID Developer declared
  • Data Linked to You — Third-Party Advertising — Other Data — Other Data Types Developer declared
  • Data Linked to You — Third-Party Advertising — Purchases — Purchase History Developer declared
  • Data Linked to You — Third-Party Advertising — Usage Data — Advertising Data Developer declared
  • Data Linked to You — Third-Party Advertising — Usage Data — Other Usage Data Developer declared
  • Data Linked to You — Third-Party Advertising — Usage Data — Product Interaction Developer declared
  • Data Linked to You — Diagnostics Developer declared
  • Data Linked to You — Identifiers Developer declared
  • Data Linked to You — Other Data Developer declared
  • Data Linked to You — Purchases Developer declared
  • Data Linked to You — Usage Data Developer declared
  • Data Not Linked to You — Analytics — Location — Coarse Location Developer declared
  • Data Not Linked to You — App Functionality — User Content — Customer Support Developer declared
  • Data Not Linked to You — Third-Party Advertising — Location — Coarse Location Developer declared
  • Data Not Linked to You — Third-Party Advertising — User Content — Customer Support Developer declared
  • Data Not Linked to You — Location Developer declared
  • Data Not Linked to You — User Content Developer declared
  • Data Used to Track You — Identifiers — Device ID Developer declared
  • Data Used to Track You — Identifiers Developer declared
  • Data Used to Track You — Other Data — Other Data Types Developer declared
  • Data Used to Track You — Other Data Developer declared
  • Data Used to Track You — Purchases — Purchase History Developer declared
  • Data Used to Track You — Purchases Developer declared
  • Data Used to Track You — Usage Data — Advertising Data Developer declared
  • Data Used to Track You — Usage Data — Other Usage Data Developer declared
  • Data Used to Track You — Usage Data — Product Interaction Developer declared
  • Data Used to Track You — Usage Data Developer declared

Accessibility

  • Dark Interface — SUPPORTED Store published
  • Larger Text — SUPPORTED Store published
  • Sufficient Contrast — SUPPORTED Store published
  • VoiceOver — SUPPORTED Store published

Versions

App Store

  • 9.14.0

    In this latest update you'll find: • minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.14.1

    In this latest update you'll find: • minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.15.0

    In this latest update you'll find: • minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.16.0

    In this latest update you'll find: • minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.16.1

    In this latest update you'll find: • a bug fix for incorrectly displayed decimal notation. Thanks for your support, and enjoy using our app!

  • 9.17.0

    In this latest update you'll find: • New history filtering options to easily sort and organize your calculations • Favorite button to save your most important calculations for quick access • Enhanced accessibility features for better app navigation • Minor bug fixes and performance improvements Thanks for your support, and enjoy using our app!

  • 9.17.1

    In this latest update you'll find: • New history filtering options to easily sort and organize your calculations • Favorite button to save your most important calculations for quick access • Enhanced accessibility features for better app navigation • Minor bug fixes and performance improvements Thanks for your support, and enjoy using our app!

  • 9.18.0

    In this latest update you'll find: • Fixed calculator selection issues in split-view mode for Unit Converter, Currency Converter, and Fractions Calculator • Improved side menu functionality with better expand/collapse behavior in split-view • Minor bug fixes and performance improvements Thanks for your support, and enjoy using our app!

  • 9.19.0

    In this latest update, you’ll find: • Minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.20.0

    In this latest update, you’ll find: • Minor bug fixes and performance improvements. Thanks for your support, and enjoy using our app!

  • 9.20.1

    In this latest update you'll find: • minor bug fixes and performance improvements. Thanks for your support, and enjoying using our app! Love the app? Then don't forget to rate us!

  • 9.21.0

    In this latest update you'll find: • New tags to organize and filter your calculation history • Add personal notes to your saved calculations • Minor bug fixes and performance improvements Thanks for your support, and enjoy using our app! Love the app? Then don't forget to rate us!

  • 9.22.0

    Your feedback shaped this update! New in this version: - A refreshed app icon to better match our new look - Search to find any calculation fast - View precise date and time stamps - Filter by date, organize with tags, and add notes - Performance improvements throughout Thanks for your support, and enjoy using our app! Love the app? Then don't forget to rate us!

  • 9.23.0

    Your feedback shaped this update! New in this version: - Full equation display in history without truncation - Fixed copy and paste functionality - Enhanced history management with new delete all option - Improved display for long calculations - Performance improvements throughout Thanks for your support, and enjoy using our app!

  • 9.24.0

    We’re making your life easier, one calculation at a time. This update includes: -Bring back calculations instantly: Tap and hold any item in your history to reuse it. No retyping needed. -Export your history: Download your full calculation history as a CSV and take it anywhere. -Improved readability: History text is now bigger, clearer, and adapts to your accessibility settings. -Smoother performance: We fixed display issues for a more polished experience.

  • 9.25.0

    We’re making your life easier, one calculation at a time. This update includes: • Improved History and Memory Banks functionality on resized iPad windows • Visual enhancements with new icons for tags and notes in history cards • Fixed crash issue affecting app stability • General performance improvements and optimizations Let us know if you have any questions or feedback!

  • 9.25.1

    We’re making your life easier, one calculation at a time. This update includes: • Improved History and Memory Banks functionality on resized iPad windows • Visual enhancements with new icons for tags and notes in history cards • Fixed crash issue affecting app stability • General performance improvements and optimizations Let us know if you have any questions or feedback!

  • 9.26.0

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.1

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.2

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.3

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.4

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.5

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.26.6

    Calculator₊ just got better for everyone. This update is all about accessibility, making sure the calculator you already trust works just as effortlessly, no matter how you use your iPhone. What’s new: * Dynamic Text Size: Adjust the text size across the entire app to whatever feels comfortable. Perfect for anyone who prefers larger, easier-to-read numbers. * VoiceOver Support: Calculator₊ now fully supports the iOS VoiceOver feature, allowing you to navigate & calculate confidently. * High-Contrast Mode: A new high-contrast display option makes buttons and results sharper and easier to read, both in bright sunlight or low light. These features work seamlessly alongside your iOS accessibility settings, no additional setup required! As always, if you have feedback or questions, reach out to us at [email protected] — we read every message.

  • 9.27.0 · 21 Jul 2026

    A brand new look for Calculator₊. We have redesigned Calculator₊ with Liquid Glass, giving the calculator you already trust a lighter, brighter, and more beautiful feel. Everything works exactly as reliably as before, now with a fresh, modern finish that fits right in with the latest iOS. As always, if you have feedback or questions, reach out to us at [email protected]. We read every message.

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Data quality & evidence

Page completeness
Independent summary published
Last verified
30 Aug 2026
Sources
App Store

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