Comparison

Custom Calculator Maker vs 計る!シンプル電卓

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

Head to head
About

Custom Calculator Maker

Features
Read full description

Build a calculator that works the way you do. Choose where every button goes, pick your colors, and add your own buttons for the calculations you use most. MAKE IT YOURS - Place buttons anywhere on a grid of up to 9×9 - Choose a color for each button, plus the background and button text colors - Save up to 10 custom calculators and switch between them in one tap CREATE YOUR OWN BUTTONS - Save a formula such as ×1.1 or +500 as a button - Use it for sales tax, discounts, tips, or any calculation you repeat EVERYDAY TOOLS - Calculation history: view, recall, and copy past calculations - Parentheses, percent, powers, pi, and e - Optional button sound and vibration - Keep the screen on while you calculate Start from a 5×4, 6×4, or 6×5 layout, or begin with a blank calculator. Free with ads. Watch one video ad to remove ads for 24 hours.

About

計る!シンプル電卓

Features
Read full description

シンプル電卓は、大きな表示で使いやすいシンプルな電卓アプリです。 ■ 特長 ・四則演算(+−×÷)と%・符号切替 ・税込(+10%)ボタンでワンタップ税込計算 ・大きく見やすい数字表示 ・日本語/英語の切り替え、ダークモードに対応 ・広告付きで完全無料 毎日の計算や買い物の税込計算にお使いください。

Screenshots

Custom Calculator Maker4 screens
計る!シンプル電卓3 screens

Verdict

The call

The clearest difference is update cadence: Custom Calculator Maker at every 3 days against 計る!シンプル電卓's weekly. 計る!シンプル電卓's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Custom Calculator Maker ships an update every 3 days, 計る!シンプル電卓 weekly. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
Custom Calculator Maker versus 計る!シンプル電卓: the parameters behind the verdict, then further details
ParameterCustom Calculator Maker計る!シンプル電卓
PriceFreeFree
Update frequencyEvery 3 days — betterWeekly
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS26.017.0 — better
Further details — not scored
Size5 MB3 MB
Age rating4+4+
DeveloperKoya NamboSearial, Inc.

In-app purchases

None

Custom Calculator Maker

No in-app purchases

None

計る!シンプル電卓

No in-app purchases

Questions

Is Custom Calculator Maker free?
Custom Calculator Maker is free to download, with no in-app purchases.
Is 計る!シンプル電卓 free?
計る!シンプル電卓 is free to download, with no in-app purchases.
Do Custom Calculator Maker or 計る!シンプル電卓 have ads?
Both Custom Calculator Maker and 計る!シンプル電卓 show ads.
Which is updated more often, Custom Calculator Maker or 計る!シンプル電卓?
Custom Calculator Maker ships an update every 3 days, and 計る!シンプル電卓 weekly. Most recently, Custom Calculator Maker was updated on November 12, 2026 and 計る!シンプル電卓 on October 31, 2026.

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