Comparison

Calculator₊ vs Basic 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 offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

Highlights
  • Basic and scientific calculations
  • Unit and currency converter
  • AI-powered math solver with photo recognition
  • Math notes with instant solutions
  • Calculation history log
  • Accessibility features
Features
Read full description

America's #1 Calculator App! Download Calculator₊ Now - Your All-in-One Math Solution! We're excited to announce the biggest update to Calculator₊ in 10 years! With over 200 million downloads and a whopping 3 million+ 5-star ratings, Calculator₊ is the trusted choice of millions worldwide. And now, it's even better! More Than Just Your Average Calculator! • Standard Calculator: Breeze through basic arithmetic operations like addition, subtraction, multiplication, and division. • Scientific Calculator: Tackle complex calculations with ease, including trigonometric, logarithmic, and exponential functions. • Calculation History: Keep track of your past calculations with a detailed history log. • Unit Converter: Effortlessly convert units like inches to centimeters and much more, making it a handy tool for everyday use. • Percentage Calculator: Easily calculate percentages, increases, and decreases with pre-designed input fields that do the work for you. • Currency Converter: Convert currencies in real-time, including Bitcoin, with the latest exchange rates. • Fraction Calculator: Work seamlessly with fractions – perfect for students and professionals alike. • Ad-Free Experience: Say goodbye to annoying full-screen ads and focus on your calculations. Be Amazed by Our New AI-Powered Math Solver! • AI Math Solutions: Instantly solve math equations, quizzes, and word problems with our advanced AI. Use the Photo Solver to snap a picture of any problem, and Calculator₊ will work its magic. • Math Notes: A dedicated note-taking tool for all your math needs. Jot down equations, diagrams, and notes in a space designed for mathematical thinking. • Instant Math: In Math Notes mode, simply write an equation, add an "=", and Calculator₊ will generate the solution in real-time. Built for Everyone, Now Even More Accessible! Calculator₊ is designed to work effortlessly for all users, no matter how you use your iPhone, and includes these additional accessibility features: • Dynamic Text Size: Scale the calculator interface to the text size that works best for you, without losing layout clarity. • VoiceOver Support: Navigate & Calculate using VoiceOver, fully compatible with iOS accessibility settings. • High-Contrast Mode: A bold, high-contrast display that makes every button and result instantly readable in any lighting condition. • Dark and Light Mode: Calculator₊ automatically adjusts to your preferred mode. Why Choose Calculator₊? • Proven Track Record: Over a decade of providing fast and reliable calculations. • Loved by Millions: Join the 200+ million users who rely on Calculator₊, with an average rating of 4.7 stars from 3.5 million reviews. • Versatile & Powerful: Handles everything from basic sums to advanced scientific calculations. Perfect for school, work, or home. Celebrate with a Special Gift! To celebrate the release of this massive update, we're offering a 1-MONTH FREE TRIAL of our premium features, including: • Ad-Free Experience: No more pesky ads. • Unlimited AI Math Solving: Solve as many equations and problems as you need. • Unlimited Fraction Calculations: Ideal for students and professionals alike. • Unlimited Currency Conversions: Including real-time Bitcoin conversions. • Premium Customer Support: Get priority assistance from our expert support team. If you have any suggestions or questions, our support team is ready to help. Simply email us at support@impalastudios.com. Terms & Conditions: https://impalastudios.com/terms Privacy Policy: https://impalastudios.com/privacy

About

Basic Calculator+

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Highlights
  • Basic four functions
  • Clear display
  • Large buttons
  • Portrait and landscape modes
  • iPad compatible
Features
Read full description

This simple calculator with a clear display and large buttons makes calculations easy. Portrait and landscape modes both available on iPad. This app uses the basic functions of the calculator to make the simplest, best, free calculator in the app store.

Screenshots

Calculator₊4 screens
Basic Calculator+2 screens

Verdict

The call

The clearest difference is in-app purchases: Basic Calculator+ at none against Calculator₊'s 13. Basic Calculator+ also leads on review sentiment (87% vs 63%) and rating (4.9 vs 4.7). Calculator₊'s advantage is update cadence (fortnightly vs every 4 months) and chart position (#92 vs unranked). On price, ads, monetization model 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 12 in-app purchases, starting at $0.99 per month. Basic Calculator+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Basic Calculator+ holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Calculator₊ has 1.7M ratings behind it against 243K, so its average is the more settled of the two. Written reviews point the same way: 63% of Calculator₊'s written reviews are positive against 87% of Basic Calculator+'s.

UpkeepUpdate frequency

Calculator₊ ships an update fortnightly, Basic Calculator+ every 4 months. Both last shipped on September 24, 2026.

Scorecard7 real differences · 4 level
Calculator₊ versus Basic Calculator+: the parameters behind the verdict, then further details
ParameterCalculator₊Basic Calculator+
PriceFreeFree
Rating4.7 (1.7M ratings)4.9 (243K ratings) — better
Positive reviews63.2% of reviews87.4% of reviews — better
Number of ratings1.7M — better243K
Update frequencyFortnightly — betterEvery 4 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#92 — better
DevicesiPhone, iPad, iPod, Apple Watch, Vision Pro — betteriPhone, iPad, iPod, Apple Watch
Requires iOS15.010.0 — better
Further details — not scored
Size237 MB44 MB
Age rating4+4+
DeveloperImpala StudiosBest Free Apps

Customer experience

Calculator₊

All ratings1,730,483 ratings
Positive92.2%
Neutral3.5%
Negative4.3%
Written reviews3,064 reviews
Positive63.2%
Neutral6.1%
Negative30.7%

Basic Calculator+

All ratings242,697 ratings
Positive97.6%
Neutral1.8%
Negative0.6%
Written reviews539 reviews
Positive87.4%
Neutral1.5%
Negative11.1%

User reviews

Calculator₊

From 1.7M App Store ratings

What we love

  • 💻 Useful calculator features
  • 🎨 Customizable backgrounds and themes
  • 📚 Helpful history tracking

Room to improve

  • 📺 Intrusive full-screen ads
  • 💰 Expensive subscription model
  • 🔍 Ads blocking calculator functionality

Basic Calculator+

From 243K App Store ratings

What we love

  • 👍 Easy to use
  • 👍 Large, clear buttons
  • 👍 Straightforward, basic functionality
  • 👍 No ads or in-app purchases
  • 👍 Works well on iPad

Room to improve

  • 🐛 Inconsistent click volume
  • 🐛 Ads can be intrusive or disruptive
  • 🐛 Missing backspace/delete function

Bugs and requests

Calculator₊

Reported bugs

2 issues
  • Incorrect calculation results for certain functions
  • Inability to delete last entered digit without clearing entire calculation

Requested features

3 requests
  • Ability to delete individual calculation history entries
  • More free advanced calculator features (fractions, currency, etc.)
  • Improved ad placement that doesn't interfere with usage

Basic Calculator+

Reported bugs

2 issues
  • Incorrect calculation results
  • Ads covering the screen

Requested features

3 requests
  • Add fraction button
  • Implement order of operations
  • Include memory function

In-app purchases

12 purchases

Calculator₊

Subscriptions12
  • Premium Member Special Offer7 Days trial$0.991 Month
  • Monthly Premium Member3 Days trial$0.991 Month
  • 1 Month Premium Access7 Days trial$1.491 Month
Show 9 more
  • Unlimited Math Calculations7 Days trial$3.996 Months
  • Half-Yearly Premium Member3 Days trial$3.996 Months
  • Calculate Faster, AI, & No Ads3 Days trial$4.997 Days
  • 1 Year Ad-Free3 Days trial$5.991 Year
  • Calculate Faster, AI, & No Ads3 Days trial$5.997 Days
  • 1 Month Premium Trial1 Month trial$5.997 Days
  • Math Solver/Full Access/No Ads$5.997 Days
  • 6 Months Premium Access7 Days trial$8.996 Months
  • Smart Currency & Fraction Calc7 Days trial$14.991 Year
None

Basic Calculator+

No in-app purchases

Questions

Is Calculator₊ free?
Calculator₊ is free to download, with in-app purchases available.
Is Basic Calculator+ free?
Basic Calculator+ is free to download, with no in-app purchases.
Which has better reviews, Calculator₊ or Basic Calculator+?
Basic Calculator+ is rated higher. Calculator₊ averages 4.7 out of 5 from 1.7M ratings, while Basic Calculator+ averages 4.9 from 243K ratings.
Do Calculator₊ or Basic Calculator+ have ads?
Both Calculator₊ and Basic Calculator+ show ads.
Which is updated more often, Calculator₊ or Basic Calculator+?
Calculator₊ ships an update fortnightly, and Basic Calculator+ every 4 months. Most recently, Calculator₊ was updated on September 24, 2026 and Basic Calculator+ on September 24, 2026.

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