Comparison

Basic Calculator+ vs Calculator Plus #1

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

Head to head
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.

About

Calculator Plus #1

A straightforward calculator app designed for everyday math, school, budgeting, and shopping. It offers essential functions, a clear interface with large buttons, and a history log for reviewing past calculations. Advanced features include memory functions, percentage calculations, and multi-window support for efficient workflow.

Highlights
  • Basic arithmetic operations
  • Calculation history
  • Memory function
  • Percentage calculations
  • Large buttons and display
  • Customizable themes
  • Multi-window mode
Features
Read full description

All-in-one basic calculator app for iPhone and iPad. Calculator Plus combines a basic calculator and a scientific one, percentage and tax calculator, financial and date calculator, currency and unit converter in one easy-to-use app. Stop switching between multiple calculator apps. Calculate faster, stay organized, and get accurate results with Calculator Plus. * Looking for a basic calculator with history and memory? * Calculator Plus automatically saves calculations so you can review results, continue calculations later, compare numbers, track expenses, and avoid repeating work. * Need a scientific calculator for school, engineering, or advanced math?* Use logarithms, trigonometric functions, exponents, algebra, scientific formulas, parentheses, and multi-step equations in one powerful calculator. * Need a percentage calculator while shopping? * Whether you’re asking “How much is 20% off?” or “What tip should I leave?”, Calculator Plus delivers accurate answers. Quickly calculate discounts, sales tax, tips, markups, profit margins, percentage increases, and percentage decreases. * Looking for a budgeting and finance calculator? * Track expenses, calculate bills, compare prices, plan budgets, and organize calculations with notes and history. * Need a currency converter and calculator in one app? * Convert currencies and measurement units while performing calculations - ideal for travel, shopping, business, and everyday use. * “How many days until my trip?” * Need a date calculator? Count days, calculate age, track deadlines, plan vacations, and manage important events. * Calculator Widget * Add the widget to your home screen for instant access. * Notes and Saved Calculations * Attach notes to saved calculations to organize expenses, transactions, tax records, budget plans, and currency conversions. * Perfect for: * — Everyday calculations — Scientific calculations and algebra for students — Shopping discounts and percentages — Budgeting, bills, and expenses — Tax and financial calculations — Currency and unit conversion — School homework and study — Multi-step equations with history — Date, age, and days calculations * Why Do Users Choose Calculator Plus? * Many calculator apps focus on only one task. Calculator Plus combines a scientific calculator, financial calculator, percentage calculator, tax calculator, currency converter, unit converter, date calculator, notes, history, widget, and multi-window support in one app. * Who Is Calculator Plus Designed For? * — Students and schoolchildren — Engineers and technical professionals — Business owners and freelancers — Finance professionals — Travellers and shoppers — Families managing household budgets Whether you need a calculator for budgeting, taxes, shopping, school, business, travel, engineering, or everyday math, Calculator Plus gives you all the tools you need in one app.

Screenshots

Basic Calculator+2 screens
Calculator Plus #14 screens

Verdict

The call

The clearest difference is in-app purchases: Basic Calculator+ at none against Calculator Plus #1's 7. Basic Calculator+ also leads on ratings volume (260K vs 5.1K). Calculator Plus #1's advantage is update cadence (every 5 weeks vs every 4 months). On price, rating, review sentiment and ads 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 Plus #1 sells 7 in-app purchases, starting at $0.99 per month. Basic Calculator+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Basic Calculator+ against 4.8 for Calculator Plus #1. That said, the two scores are not equally well evidenced: Basic Calculator+ has 260K ratings behind it against 5.1K, so its average is the more settled of the two. Written reviews are what separate them: 87% of Basic Calculator+'s written reviews are positive against 89% of Calculator Plus #1's.

UpkeepUpdate frequency

Basic Calculator+ ships an update every 4 months, Calculator Plus #1 every 5 weeks. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
Basic Calculator+ versus Calculator Plus #1: the parameters behind the verdict, then further details
ParameterBasic Calculator+Calculator Plus #1
PriceFreeFree
Rating4.9 (260K ratings) — better4.8 (5.1K ratings)
Positive reviews87.4% of reviews88.5% of reviews — better
Number of ratings260K — better5.1K
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.015
Further details — not scored
Size50 MB157 MB
Age rating4+4+
DeveloperBest Free AppsDigitAlchemy LLC

Customer experience

Basic Calculator+

All ratings259,935 ratings
Positive97.5%
Neutral1.8%
Negative0.7%
Written reviews548 reviews
Positive87.4%
Neutral1.5%
Negative11.1%

Calculator Plus #1

All ratings5,067 ratings
Positive97.2%
Neutral1.5%
Negative1.3%
Written reviews1,300 reviews
Positive88.5%
Neutral3.0%
Negative8.5%

User reviews

Basic Calculator+

From 260K 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

Calculator Plus #1

From 5.1K App Store ratings

What we love

  • 🚀 Great calculator
  • 👍 Easy to use
  • 👍 Looks very nice
  • 👍 Reliable and dependable
  • 👍 Useful features like memory

Room to improve

  • 🐛 Ads disrupt calculations
  • 🐛 Too many ads
  • 🐛 Ads pop up in the middle of calculations

Bugs and requests

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

Calculator Plus #1

Reported bugs

2 issues
  • App crashes or doesn't open
  • Ads still show up even after paying to remove them

Requested features

3 requests
  • Add brackets/parentheses for arithmetic operations
  • Improve arithmetic operator priority
  • Add more algebraic and trigonometric functions

In-app purchases

None

Basic Calculator+

No in-app purchases

7 purchases

Calculator Plus #1

Subscriptions4
  • Calculator with History7 Days trial$0.991 Month
  • Calculator with History7 Days trial$1.491 Month
  • Simple Calculator - No Ads7 Days trial$6.291 Year
Show 1 more
  • Simple Calculator - No Ads7 Days trial$8.991 Year
One-time3
  • Remove ads$3.99
  • Multiple Basic Calculations$8.99
  • Multiple Basic Calculations$12.99

Questions

Is Basic Calculator+ free?
Basic Calculator+ is free to download, with no in-app purchases.
Is Calculator Plus #1 free?
Calculator Plus #1 is free to download, with in-app purchases available.
Which has better reviews, Basic Calculator+ or Calculator Plus #1?
Basic Calculator+ is rated higher. Basic Calculator+ averages 4.9 out of 5 from 260K ratings, while Calculator Plus #1 averages 4.8 from 5.1K ratings.
Do Basic Calculator+ or Calculator Plus #1 have ads?
Both Basic Calculator+ and Calculator Plus #1 show ads.
Which is updated more often, Basic Calculator+ or Calculator Plus #1?
Basic Calculator+ ships an update every 4 months, and Calculator Plus #1 every 5 weeks. Most recently, Basic Calculator+ was updated on October 13, 2026 and Calculator Plus #1 on October 12, 2026.

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