Comparison

bwCalc(シンプルにデザインされた計算機、税込みも表示) vs Cuspart

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

Head to head
About

bwCalc(シンプルにデザインされた計算機、税込みも表示)

A calculator app designed with aesthetic themes for iPhones, offering features like tax calculation, history logging, and font customization. It also includes advanced 10-bit, 2-bit, and 16-bit conversion capabilities.

Highlights
  • Themed calculator designs (Black, White, Color, Classic)
  • Copy/paste results with double-tap
  • Swipe to delete digits
  • Tax calculation with input copying
  • Number font customization
  • Calculation history with swipe-to-delete
  • Binary, decimal, and hexadecimal conversion
Features
Read full description

ブラックとホワイト、そしてカラフルなiPhoneのために誂えた計算機です。  ーブラック:モノリスのような一体感  ーホワイト:黒いラインがクールな佇まい  ーカラー :iPhone XRのカラーにジャストフィット  ーClassic :懐かしい計算機 ・結果表示部をダブルタップするとコピーやペーストができます。 ・結果表示部を横にスワイプすると1桁づつ削除します。 ・+taxの値をタップすると値を入力欄にコピーします。 ・数字のフォントを変更できます。 ・右上をタップすると計算結果の履歴を表示します。   履歴をタップすると入力欄に表示します。   履歴を横にスワイプすると一行づつ削除できます。   履歴のゴミ箱をタップすると全部削除できます。 ・左上をタップすると設定画面に移ります。   タップ音を2種類から選べます。   =キーをタップした時に税込み表示ができます。   フォントを変更できます。   起動中はスリープ状態にならないようにできます。   画面上部に小さく時刻を表示できます。 ・実はちょっとマニアックな10進、2進、16進変換機能付きです。   設定画面の右上のDBHをタップしてください。

About

Cuspart

This app offers a professional-grade calculator with advanced math functions, a constants library, and intuitive history tracking. Customize your experience with various color themes and an accessible interface designed for ease of use.

Highlights
  • Basic and advanced arithmetic
  • Roots, powers, and logarithms
  • Constants library (π, e)
  • Operation history
  • Customizable color themes
  • Accessible UI design
Features
Read full description

Cuspart: myCal is a clear, focused calculator for everyday math, scientific calculations, and unit conversions. From a quick calculation to a complex expression, myCal keeps everything readable in one polished workspace. SWITCH MODES WITHOUT THE FRICTION Move between Standard, Scientific, and Convert modes whenever you need them. Start in Scientific mode with advanced tools ready to use, or return to your last workspace instantly. CALCULATE WITH CLARITY * Add, subtract, multiply, and divide with confidence. * Build expressions with parentheses and proper order of operations. * Use percentages, negative values, memory keys, and quick delete. * Keep the full expression visible while you type. * Read results clearly with smart number formatting. * Fix mistakes without restarting your calculation. SCIENTIFIC TOOLS, READY TO GO * Trigonometric functions with degrees and radians. * Square, cube, and arbitrary powers. * Square, cube, and nth roots. * Logarithms including log10, log2, and ln. * Exponentials including 10^x and e^x. * Reciprocals, factorials, absolute values, floor, ceiling, and sign functions. * Hyperbolic functions for advanced calculations. * Instant access to π and e. CONVERT UNITS IN ONE PLACE Convert everyday and technical units without leaving the calculator. * Length, area, weight, volume, temperature, and speed. * Data, energy, time, pressure, force, and power. * Frequency, fuel economy, voltage, resistance, and illuminance. * Concentration and other useful categories. * Currency conversion with clear rate status when rates are available. YOUR HISTORY, AT A GLANCE Keep every expression and result within reach. Review previous calculations, copy useful answers, delete individual entries, or clear your history whenever you want a fresh start. MAKE IT YOURS Choose a look and feel that fits your workflow. * Light, dark, or system appearance. * Calculator fonts designed for clear numbers. * Multiple color palettes. * Custom key colors with Pro. * Large touch targets and readable typography. OPTIONAL PRO FEATURES Upgrade to Pro for custom key colors, additional font styles, exclusive color presets, offline access, and an ad-free workspace — all with a one-time purchase. BUILT FOR FOCUS Cuspart: myCal combines the familiarity of a traditional calculator with the power of a scientific workspace. Whether you're studying, working, converting units, or handling everyday math, myCal keeps your calculations clear, fast, and organized.

Screenshots

bwCalc(シンプルにデザインされた計算機、税込みも表示)4 screens
Cuspart4 screens

Verdict

The call

The clearest difference is rating: Cuspart at 5.0 against bwCalc(シンプルにデザインされた計算機、税込みも表示)'s 4.0. bwCalc(シンプルにデザインされた計算機、税込みも表示)'s advantage is in-app purchases (none vs 4) and iOS requirement (10.0 vs 16.0). On price, ratings volume, update cadence 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. Cuspart sells 4 in-app purchases, starting at $0.99 per month. bwCalc(シンプルにデザインされた計算機、税込みも表示) asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Cuspart holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

bwCalc(シンプルにデザインされた計算機、税込みも表示) ships an update every 3 months, Cuspart every 4 months. The most recent releases landed on June 5, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
bwCalc(シンプルにデザインされた計算機、税込みも表示) versus Cuspart: the parameters behind the verdict, then further details
ParameterbwCalc(シンプルにデザインされた計算機、税込みも表示)Cuspart
PriceFreeFree
Rating4.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews85.7% of reviews
Number of ratings11
Update frequencyEvery 3 months — betterEvery 4 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better16.0
Further details — not scored
Size15 MB13 MB
Age rating4+12+
DeveloperKeietsu YasuharaMustafa Tolga DALBUDAK

Customer experience

bwCalc(シンプルにデザインされた計算機、税込みも表示)

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Cuspart

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

bwCalc(シンプルにデザインされた計算機、税込みも表示)

No in-app purchases

4 purchases

Cuspart

Subscriptions3
  • 1 Month Subscription$0.991 Month
  • 3 Month Subscription$2.993 Months
  • 12 Month Subscription$9.991 Year
One-time1
  • Remove Ads$2.49

Questions

Is bwCalc(シンプルにデザインされた計算機、税込みも表示) free?
bwCalc(シンプルにデザインされた計算機、税込みも表示) is free to download, with no in-app purchases.
Is Cuspart free?
Cuspart is free to download, with in-app purchases available.
Which has better reviews, bwCalc(シンプルにデザインされた計算機、税込みも表示) or Cuspart?
Cuspart is rated higher. bwCalc(シンプルにデザインされた計算機、税込みも表示) averages 4.0 out of 5 from 1 ratings, while Cuspart averages 5.0 from 1 ratings.
Do bwCalc(シンプルにデザインされた計算機、税込みも表示) or Cuspart have ads?
Both bwCalc(シンプルにデザインされた計算機、税込みも表示) and Cuspart show ads.
Which is updated more often, bwCalc(シンプルにデザインされた計算機、税込みも表示) or Cuspart?
bwCalc(シンプルにデザインされた計算機、税込みも表示) ships an update every 3 months, and Cuspart every 4 months. Most recently, bwCalc(シンプルにデザインされた計算機、税込みも表示) was updated on June 5, 2026 and Cuspart on September 21, 2026.

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