Comparison

Eleven | Calculator vs Input Calculator

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

Head to head
About

Eleven | Calculator

This app offers a real-time calculation experience without an equals button, allowing you to see and edit your entire equation. It supports long calculations, unlimited undo/redo, and intelligent buttons for a streamlined user interface. Advanced scientific functions are available as an in-app purchase.

Highlights
  • Real-time calculation without equals button
  • Editable entire calculation history
  • Unlimited undo and redo
  • Intelligent and context-aware buttons
  • Supports basic and advanced operations
  • Scientific calculator functions (in-app purchase)
Features
Read full description

The BEST everyday calculator app for iPhone and iPad. - No equals button: Always automatically calculates the result in real-time while you type - No confusion: You can always see AND edit your entire calculation - Enter calculations of (almost) any length: The display and keypad automatically resize to fit - Tap or slide across the display to edit your calculation at any position - Unlimited Undo and Redo - More readable: Uses color to distinguish between numbers and operators - Intelligent buttons: Only those buttons light up which are relevant at any given time and cursor position - Gorgeous analog-style design - Four themes / skins included - Extremely fast. - Supports all basic operations: + - × ÷ √ - Supports advanced operations: ∛ x² x³ - Supports brackets ( ) - Supports results up to +/- 10³⁰⁰ - Long-tap the result to copy it to the clipboard SCIENTIFIC CALCULATOR! (landscape orientation, available as In-App Purchase) - Power function with fully editable exponent. - Root function with fully editable degree. - Logarithm function with fully editable base. - Trigonometric functions: sin, cos, tan. - Inverse trigonometric functions: asin, acos, atan. - Hyperbolic functions: sinh, cosh, tanh. - Inverse hyperbolic functions: asinh, acosh, atanh. - Factorial function (integers only). - Modulo (remainder) operator (mod). - Smart constants: π, e. - Smart random number generator. - No mode switching -- all functions immediately available.

About

Input Calculator

This app offers both basic and scientific calculation modes, supporting a wide range of operations including trigonometry and logarithms. It features a clear expression display, customizable themes, and haptic feedback for an enhanced user experience.

Highlights
  • Basic and scientific calculation modes
  • Trigonometric and logarithmic functions
  • Full expression display
  • Dark and light mode options
  • Haptic feedback on button press
  • Theme customization
  • Responsive layout for various devices
Features
Read full description

Basic Calculator Mode: -Perform basic arithmetic operations such as addition, subtraction, multiplication, and division. -Supports decimal operations and percentage calculations. -Clear (C) button to reset the calculator. Scientific Calculator Mode: -Toggle between Basic and Scientific modes. -In Scientific Mode, additional operations are available, including: -Trigonometric functions: sin, cos, tan -Logarithmic function: log -Constants: Pi (π), Euler’s Number (e) -Exponentiation (^) and Square Root (√). -The app allows easy switching between the two modes. Full Expression Display: -As users type their expressions (e.g., 2 + 3 * 5), the full expression is displayed at the top of the screen for clarity before calculating the result. Dark Mode & Light Mode: -Users can toggle between dark mode and light mode for better accessibility and comfort based on lighting conditions. Haptic Feedback: -Subtle haptic feedback is provided when buttons are pressed, enhancing the tactile experience of using the calculator. Theme Customization: -The app offers various color themes that users can cycle through, allowing them to personalize the look and feel of the calculator. Always Visible Scroll Bar: -The app features a persistent scroll bar on the right-hand side, even when content fits within the screen, ensuring a consistent user experience. Responsive Layout: -The app dynamically adjusts its layout based on screen size, ensuring it works smoothly across different devices, including phones and tablets.

Screenshots

Eleven | Calculator4 screens
Input Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Input Calculator at none against Eleven | Calculator's 1. Eleven | Calculator's advantage is ratings volume (3 vs 1) and iOS requirement (11.4 vs 18.0). On price, rating, ads 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. Eleven | Calculator sells 1 one-off in-app purchase. Input Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Eleven | Calculator against 5.0 for Input Calculator. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Scorecard4 real differences · 6 level
Eleven | Calculator versus Input Calculator: the parameters behind the verdict, then further details
ParameterEleven | CalculatorInput Calculator
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews
Number of ratings3 — better1
Update frequencyEvery 8 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.4 — better18.0
Further details — not scored
Size2 MB1 MB
Age rating4+4+
DeveloperAlexander EweringShafqat Rahman

Customer experience

Eleven | Calculator

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Input Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Eleven | Calculator

One-time1
  • Scientific Calculator$0.99
None

Input Calculator

No in-app purchases

Questions

Is Eleven | Calculator free?
Eleven | Calculator is free to download, with in-app purchases available.
Is Input Calculator free?
Input Calculator is free to download, with no in-app purchases.
Which has better reviews, Eleven | Calculator or Input Calculator?
Eleven | Calculator and Input Calculator are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do Eleven | Calculator or Input Calculator have ads?
Neither Eleven | Calculator nor Input Calculator shows ads.

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