Comparison

Calculator Plus #1 vs Essential Calculator

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

Head to head
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.

About

Essential Calculator

Perform basic mathematical calculations with a clean, minimalist interface. Get instant results for your equations on your iPhone or iPod touch.

Highlights
  • Basic mathematical equations
  • Instant results
  • Minimalist interface
  • iPhone and iPod touch support
Read full description

Easily enter basic mathematical equations and instantly view the results on your iPhone or iPod touch with this simple, minimalist calculator app.

Screenshots

Calculator Plus #14 screens
Essential Calculator2 screens

Verdict

The call

The clearest difference is rating: Calculator Plus #1 at 4.8 against Essential Calculator's 4.0. Calculator Plus #1 also leads on ratings volume (5.1K vs 8) and update cadence (every 5 weeks vs every 4 months). Essential Calculator's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price 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. Calculator Plus #1 sells 7 in-app purchases, starting at $0.99 per month. Essential Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator Plus #1 holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Calculator Plus #1 has 5.1K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 89% of Calculator Plus #1's written reviews are positive against 75% of Essential Calculator's.

UpkeepUpdate frequency

Calculator Plus #1 ships an update every 5 weeks, Essential Calculator every 4 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard8 real differences · 2 level
Calculator Plus #1 versus Essential Calculator: the parameters behind the verdict, then further details
ParameterCalculator Plus #1Essential Calculator
PriceFreeFree
Rating4.8 (5.1K ratings) — better4.0 (8 ratings)
Positive reviews88.5% of reviews — better75.0% of reviews
Number of ratings5.1K — better8
Update frequencyEvery 5 weeks — betterEvery 4 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS1512.4 — better
Further details — not scored
Size157 MB2 MB
Age rating4+4+
DeveloperDigitAlchemy LLCCyberMoai

Customer experience

Calculator Plus #1

All ratings5,067 ratings
Positive97.2%
Neutral1.5%
Negative1.3%
Written reviews1,305 reviews
Positive88.5%
Neutral3.0%
Negative8.5%

Essential Calculator

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews12 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Bugs and requests

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

Essential Calculator

Not enough reviews yet to summarise bugs or requests.

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
None

Essential Calculator

No in-app purchases

Questions

Is Calculator Plus #1 free?
Calculator Plus #1 is free to download, with in-app purchases available.
Is Essential Calculator free?
Essential Calculator is free to download, with no in-app purchases.
Which has better reviews, Calculator Plus #1 or Essential Calculator?
Calculator Plus #1 is rated higher. Calculator Plus #1 averages 4.8 out of 5 from 5.1K ratings, while Essential Calculator averages 4.0 from 8 ratings.
Do Calculator Plus #1 or Essential Calculator have ads?
Calculator Plus #1 shows ads; Essential Calculator does not.
Which is updated more often, Calculator Plus #1 or Essential Calculator?
Calculator Plus #1 ships an update every 5 weeks, and Essential Calculator every 4 months. Most recently, Calculator Plus #1 was updated on October 29, 2026 and Essential Calculator on October 24, 2026.

Other comparisons