Comparison

QuickCalculator vs Calc+α

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

Head to head
About

QuickCalculator

Features
Read full description

QuickCalculator is an all-in-one calculator designed for iPhone, iPad, and Mac. It brings standard, scientific, programmer, and business calculators together with converters, equation solvers, graphing, and practical everyday tools. CALCULATOR MODES: • Standard calculator with arithmetic, parentheses, and percentage • Scientific: trig, log, ln, factorial, powers, roots, constants (pi, e) • Programmer: binary, octal, decimal, hex with bitwise operations (AND, OR, XOR, NOT, shifts) • Business: tax, discount, profit margin, and loan calculators UNIT CONVERTER: • 6 categories: Length, Weight, Area, Volume, Temperature, Speed • 40+ units with real-time conversion • Cooking converter with 10 ingredient units and recipe scaling ADVANCED TOOLS: • Equation solver: quadratic (ax²+bx+c) and linear systems (2x2, 3x3) • Matrix calculator: add, subtract, multiply, transpose, determinant, inverse • Graphing with expression visualization • Statistics: count, mean, median, variance, standard deviation HEALTH: • BMI calculator with category classification • BMR calculator (Mifflin-St Jeor) with gender-specific results MEMORY & HISTORY: • 50 memory slots with M+, M-, MR, MS, MC • Calculation history with one-tap restore, search, date filters, and per-tool filters • Export history as Markdown, CSV, or JSON • Store history locally or in a supported cloud or remote location CUSTOMIZATION: • Precision control: 0–12 decimal places • Angle units: Radians, Degrees, Gradians • Haptic feedback on supported devices • 20+ theme colors with dark and light modes • Two-pane desktop layout with memory and history sidebar CURRENCY & EVERYDAY TOOLS: • Currency converter with live exchange rates, rate charts, and freshness status • Date and time calculator: date difference, business days, time zones, and time arithmetic • Percentage, discount, tax, tip, and bill-splitting calculators • Loan and mortgage tools with prepayment and refinance comparisons • Tape calculator with an editable paper-roll history QuickCalculator Pro removes ads and supports continued development through an annual subscription or a one-time lifetime purchase. Terms of Use: https://kakitiro.com/quickapps/quickcalculator/terms/

About

Calc+α

This utility app simplifies daily calculations with an intuitive interface. It features a history of your calculations, allows for easy editing and recalculation, and provides convenient tax and division functions. Organize your finances and avoid manual note-taking.

Highlights
  • Calculation history and review
  • Edit past calculations and recalculate
  • Tax-inclusive and exclusive calculation modes
  • Standard and reduced tax rate switching
  • Clear division and remainder display
  • Create and copy calculation sheets
Read full description

Calc+α is an app designed to make daily calculations easier and more efficient. Each feature is intuitive, enabling anyone to use it effortlessly. Whenever there's a need for calculations, Calc+α will be your reliable partner. **Calculation Sheet with History** Calculator+α saves your past calculations in a list, allowing you to review them anytime. It displays subtotals for each calculation, making verification simple. For different purposes like travel or shopping, you can create and copy various sheets to organize your calculations. No need to note down the calculation results on paper anymore. **Mistake Correction Feature** No worries about mistakes. You can edit past calculations and recalculate. By changing numbers, adding or removing rows, you can proceed with your calculations accurately. **Tax Rate Calculation** Switch between tax-inclusive and tax-exclusive calculations with just one button. Furthermore, effortlessly switch between standard and reduced tax rates, smoothing out calculations for products with different tax rates. **Division and Remainder Calculation** With a clear remainder display, you can instantly grasp intermediate results in calculations. By setting the truncation position, you can adjust the display of remainders to your liking. No more headaches with remainders in division.

Screenshots

QuickCalculator4 screens
Calc+α4 screens

Verdict

The call

The clearest difference is in-app purchases: Calc+α at none against QuickCalculator's 2. Calc+α also leads on update cadence (every 3 weeks vs every 2 months). QuickCalculator's advantage is device support (4 vs 1) and iOS requirement (13.0 vs 16.4). On price 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. QuickCalculator sells 2 in-app purchases, starting at $0.99 per year. Calc+α asks for nothing beyond the download.

UpkeepUpdate frequency

QuickCalculator ships an update every 2 months, Calc+α every 3 weeks. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

Scorecard4 real differences · 4 level
QuickCalculator versus Calc+α: the parameters behind the verdict, then further details
ParameterQuickCalculatorCalc+α
PriceFreeFree
Positive reviews—0.0% of reviews
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
Monetization—Ad-supported
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS13.0 — better16.4
Further details — not scored
Size50 MB9 MB
Age rating4+4+
DeveloperKAZUHIRO KAKIMOTOAriane Inc.

In-app purchases

2 purchases

QuickCalculator

Subscriptions1
  • Pro - Annual$0.991 Year
One-time1
  • Pro - Lifetime$4.99
None

Calc+α

No in-app purchases

Questions

Is QuickCalculator free?
QuickCalculator is free to download, with in-app purchases available.
Is Calc+α free?
Calc+α is free to download, with no in-app purchases.
Do QuickCalculator or Calc+α have ads?
Both QuickCalculator and Calc+α show ads.
Which is updated more often, QuickCalculator or Calc+α?
QuickCalculator ships an update every 2 months, and Calc+α every 3 weeks. Most recently, QuickCalculator was updated on October 15, 2026 and Calc+α on October 3, 2026.

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