Comparison

PCalc vs Calculator₊

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PCalc

A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.

Highlights
  • Optional RPN mode
  • Multi-line display
  • Extensive unit conversions
  • Paper tape
  • Multiple undo/redo
  • Hexadecimal, octal, binary support
  • Apple Watch app
Features
Currently charting
Read full description

PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations. Includes an Apple Watch app, so you can calculate on your wrist!

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

Screenshots

PCalc4 screens
Calculator₊4 screens

Verdict

The call

The clearest difference is price: Calculator₊ at Free against PCalc's $9.99. Calculator₊ also leads on ratings volume (1.7M vs 770) and update cadence (fortnightly vs every 6 weeks). PCalc's advantage is ads (none vs shown) and review sentiment (84% vs 63%). On rating, in-app purchases, monetization model and chart position 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

Calculator₊ is free to download; PCalc costs $9.99 up front. PCalc sells 4 one-off in-app purchases and Calculator₊ sells 12 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for PCalc against 4.7 for Calculator₊. That said, the two scores are not equally well evidenced: Calculator₊ has 1.7M ratings behind it against 770, so its average is the more settled of the two. Written reviews are what separate them: 84% of PCalc's written reviews are positive against 63% of Calculator₊'s.

UpkeepUpdate frequency

PCalc ships an update every 6 weeks, Calculator₊ fortnightly. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

Scorecard5 real differences · 6 level
PCalc versus Calculator₊: the parameters behind the verdict, then further details
ParameterPCalcCalculator₊
Price$9.99Free — better
Rating4.7 (770 ratings)4.7 (1.7M ratings)
Positive reviews83.6% of reviews — better63.2% of reviews
Number of ratings7701.7M — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#43 — better#84
DevicesiPhone, iPad, iPod, Apple Watch, Vision ProiPhone, iPad, iPod, Apple Watch, Vision Pro
Requires iOS15.015.0
Further details — not scored
Size81 MB237 MB
Age rating4+4+
DeveloperTLA Systems Ltd.Impala Studios

Customer experience

PCalc

All ratings770 ratings
Positive90.8%
Neutral2.7%
Negative6.5%
Written reviews483 reviews
Positive83.6%
Neutral5.4%
Negative11.0%

Calculator₊

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

Bugs and requests

PCalc

Not enough reviews yet to summarise bugs or 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

In-app purchases

4 purchases

PCalc

One-time4
  • Small Tip$0.99
  • Medium Tip$1.99
  • Large Tip$4.99
Show 1 more
  • Enormous Tip$9.99
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

Questions

Is PCalc free?
PCalc costs $9.99, and also offers in-app purchases.
Is Calculator₊ free?
Calculator₊ is free to download, with in-app purchases available.
Which has better reviews, PCalc or Calculator₊?
PCalc and Calculator₊ are both rated 4.7 out of 5 on the App Store, from 770 and 1.7M ratings respectively.
Do PCalc or Calculator₊ have ads?
Calculator₊ shows ads; PCalc does not.
Which is updated more often, PCalc or Calculator₊?
PCalc ships an update every 6 weeks, and Calculator₊ fortnightly. Most recently, PCalc was updated on September 24, 2026 and Calculator₊ on September 26, 2026.
Which is more popular, PCalc or Calculator₊?
PCalc currently peaks at #43 in the App Store charts, and Calculator₊ at #84. Chart position reflects recent download velocity rather than total install base.

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