Comparison

Eleven | 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

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

Basic Calculator.

A straightforward and user-friendly calculator app designed for quick calculations. It features a display log, a backspace key for corrections, and supports both decimal points and commas.

Highlights
  • Display log for calculations
  • Backspace key for corrections
  • Decimal point and comma support
  • Designed for quick calculations
  • User-friendly interface
Features
Read full description

Introducing the ultimate basic calculator app - simple, easy-to-use, and packed with features to help you get the job done. Our calculator is designed with you in mind, whether you're a student, a professional, or just need to do some quick calculations. We've also included a a display log for your calculation and result, a backspace key for correcting or changing numbers, and support for decimal point or decimal comma Download our calculator app today and see for yourself why it's the must-have tool for anyone who needs to do quick calculations on the go.

Screenshots

Eleven | Calculator4 screens
Basic Calculator.4 screens

Verdict

The call

The clearest difference is ads: Eleven | Calculator at none against Basic Calculator.'s shown. Eleven | Calculator also leads on rating (5.0 vs 4.7) and iOS requirement (11.4 vs 13.0). Basic Calculator.'s advantage is update cadence (every 2 weeks vs every 8 months) and ratings volume (165 vs 3). On price, in-app purchases, 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. Eleven | Calculator sells 1 one-off in-app purchase and Basic Calculator. sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Eleven | Calculator holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Basic Calculator. has 165 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Eleven | Calculator ships an update every 8 months, Basic Calculator. every 2 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 4 level
Eleven | Calculator versus Basic Calculator.: the parameters behind the verdict, then further details
ParameterEleven | CalculatorBasic Calculator.
PriceFreeFree
Rating5.0 (3 ratings) — better4.7 (165 ratings)
Number of ratings3165 — better
Update frequencyEvery 8 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.4 — better13.0
Further details — not scored
Size2 MB69 MB
Age rating4+4+
DeveloperAlexander EweringEdison Largo

Customer experience

Eleven | Calculator

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

Basic Calculator.

All ratings147 ratings
Positive89.8%
Neutral5.4%
Negative4.8%

In-app purchases

1 purchases

Eleven | Calculator

One-time1
  • Scientific Calculator$0.99
1 purchases

Basic Calculator.

One-time1
  • Remove Ads$3.99

Questions

Is Eleven | Calculator free?
Eleven | Calculator is free to download, with in-app purchases available.
Is Basic Calculator. free?
Basic Calculator. is free to download, with in-app purchases available.
Which has better reviews, Eleven | Calculator or Basic Calculator.?
Eleven | Calculator is rated higher. Eleven | Calculator averages 5.0 out of 5 from 3 ratings, while Basic Calculator. averages 4.7 from 165 ratings.
Do Eleven | Calculator or Basic Calculator. have ads?
Basic Calculator. shows ads; Eleven | Calculator does not.
Which is updated more often, Eleven | Calculator or Basic Calculator.?
Eleven | Calculator ships an update every 8 months, and Basic Calculator. every 2 weeks. Most recently, Eleven | Calculator was updated on October 15, 2026 and Basic Calculator. on October 24, 2026.

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