Comparison

Calculator₊ vs SciMath Keyboard

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

SciMath Keyboard

Features
Read full description

SciMath is a keyboard for iOS and iPadOS that gives you the symbols science, mathematics, and technical writing actually need - without copying from character maps, switching apps, or settling for approximations. Every symbol is a proper Unicode character. It copies, searches, and renders correctly in every app that supports Unicode text. ONE-TIME PURCHASE. No subscription. No in-app purchases. No advertising. Ever. FOUR LAYERS ABC - Full QWERTY with extended diacriticals on long-press. French, German, Scandinavian, Spanish, Eastern European, and scholarly Latin variants. 123 - Numbers and punctuation. Long-press any digit for its superscript and subscript form. #+= - Brackets, operators, and currency symbols. sci - Scientific and mathematical symbols: Operators: degree, plus-minus, multiply, divide, approximately, not-equal, less-or-equal, greater-or-equal, square root, infinity Calculus: summation, integral, partial derivative, nabla, delta, h-bar, Angstrom, micro, ohm Logic and sets: pi, therefore, for-all, proportional, element-of, prime, perpendicular, and more Long-press sci keys for additional symbols: element-of opens not-element, subset, superset, union, intersection, empty set, and more. FOOTNOTE SYMBOLS The complete traditional footnote sequence for mathematical and legal writing, where superscript numbers would be confused with exponents or indices. KEY FLASH Toggle key flash in the SciMath app. When on, keys brighten immediately on contact with no delay, visible in direct sunlight. When off, standard iOS balloon previews appear. TRACKPAD MODE Hold the spacebar to move the text cursor precisely without tapping in the text. iPAD Pull-down secondary characters on every key. Full-width layout with more keys per row. Hide keyboard button. PRIVACY SciMath does not request Full Access and never will. It never logs keystrokes, never makes network requests, and contains no analytics or telemetry of any kind. Nothing you type ever leaves your device. THE SCIMATH APP A built-in composition workspace for building expressions at your own pace, then copying or screenshotting the result against a clean background. Light, dark, and system appearance modes.

Screenshots

Calculator₊4 screens
SciMath Keyboard4 screens

Verdict

The call

The clearest difference is price: Calculator₊ at Free against SciMath Keyboard's $2.99. Calculator₊ also leads on chart position (#91 vs unranked) and device support (5 vs 2). SciMath Keyboard's advantage is in-app purchases (none vs 13) and ads (none vs shown).

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; SciMath Keyboard costs $2.99 up front. Calculator₊ sells 12 in-app purchases, starting at $0.99 per month. SciMath Keyboard asks for nothing beyond the download.

Scorecard6 real differences · 5 level
Calculator₊ versus SciMath Keyboard: the parameters behind the verdict, then further details
ParameterCalculator₊SciMath Keyboard
PriceFree — better$2.99
Rating4.7 (1.7M ratings) — better—
Positive reviews63.1% of reviews—
Number of ratings1.7M — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#91 — better—
DevicesiPhone, iPad, iPod, Apple Watch, Vision Pro — betteriPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size237 MB1 MB
Age rating4+4+
DeveloperImpala StudiosJAMES WILLIAM BRUCE SHAW

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

SciMath Keyboard

Not enough reviews yet to summarise bugs or requests.

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

SciMath Keyboard

No in-app purchases

Questions

Is Calculator₊ free?
Calculator₊ is free to download, with in-app purchases available.
Is SciMath Keyboard free?
SciMath Keyboard costs $2.99, with no in-app purchases.
Do Calculator₊ or SciMath Keyboard have ads?
Calculator₊ shows ads; SciMath Keyboard does not.

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