Comparison

Calc+α vs Big character calculator

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

Head to head
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.

About

Big character calculator

Features
Read full description

Calculator with large buttons and easy to use for anyone

Screenshots

Calc+α4 screens
Big character calculator1 screens

Verdict

The call

The clearest difference is device support: Big character calculator at 3 against Calc+α's 1. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Calc+α ships an update every 3 weeks, Big character calculator every 11 days. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 7 level
Calc+α versus Big character calculator: the parameters behind the verdict, then further details
ParameterCalc+αBig character calculator
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 3 weeksEvery 11 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.415.8.3 — better
Further details — not scored
Size9 MB34 MB
Age rating4+4+
DeveloperAriane Inc.Hideaki Uchikoshi

In-app purchases

None

Calc+α

No in-app purchases

None

Big character calculator

No in-app purchases

Questions

Is Calc+α free?
Calc+α is free to download, with no in-app purchases.
Is Big character calculator free?
Big character calculator is free to download, with no in-app purchases.
Do Calc+α or Big character calculator have ads?
Both Calc+α and Big character calculator show ads.
Which is updated more often, Calc+α or Big character calculator?
Calc+α ships an update every 3 weeks, and Big character calculator every 11 days. Most recently, Calc+α was updated on October 20, 2026 and Big character calculator on October 11, 2026.

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