---
title: "Calc Pro - 計算式が見えるシンプルな電卓 - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "この電卓アプリでは複雑な計算が簡単に出来ます。 また、ダークモード機能もあるので目が疲れることはありません。  通常の電卓では１３桁までしか正確に計算してくれませんがこの電卓は大きな桁でも正確に計算してくれます。なので、大きい数字を扱う人にはぴったりな電卓です。  また、Calc Proはルートや対数、順列・組み合わせ計算などの高度な数学的関数をサポートしています。  この電卓で出来ること ・四則"
---

# Calc Pro - 計算式が見えるシンプルな電卓 — Japan
> 簡単な計算も複雑な計算も全てこの１つで

![Calc Pro App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/fd/0b/ba/fd0bba43-8c7d-d8b9-955c-3f66241eb83a/AppIcon-0-0-1x_U007emarketing-0-8-85-220.png/400x400bb.png)

**Developer:** [Keita Nonaka](https://apptail.io/developer/keita-nonaka-UdBb)
**Category:** Utilities
**Rating:** 4.2/5 (5 ratings)
**Price:** Free
**Bundle ID:** com.snowfish.keita.AppDevelopers.CalculatorPro
**Store:** Apple App Store
**Country:** Japan
**Version:** 4.3.1 (released 2025-11-28)
**Original Release:** 2018-11-30

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id1444681142)
**AppTail Page:** [https://apptail.io/app/calc-pro-simple-and-useful-pgcd/japan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/japan)

## Calc Pro Description
この電卓アプリでは複雑な計算が簡単に出来ます。
また、ダークモード機能もあるので目が疲れることはありません。

通常の電卓では１３桁までしか正確に計算してくれませんがこの電卓は大きな桁でも正確に計算してくれます。なので、大きい数字を扱う人にはぴったりな電卓です。

また、Calc Proはルートや対数、順列・組み合わせ計算などの高度な数学的関数をサポートしています。

この電卓で出来ること
・四則計算
・カッコつき計算
・ダークモード
・大きな数字の計算(省略なしで計算できます)
・計算履歴
・数学的関数
・スワイプしてキーボードの変更

## Calc Pro Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/8f/9f/26/8f9f26f1-a269-9500-3516-3be5548baa4a/5d5fdb53-990f-4cb7-8b94-e23ce4b07d05_Simulator_Screen_Shot_-_iPad_Pro__U002812.9-inch_U0029__U00285th_generation_U0029_-_2022-05-02_at_01.10.33.png/2048x2732.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/71/c5/7f/71c57f4a-f3ff-21f5-b53c-e3c961facc96/3fbbe401-701d-4e7f-97d4-e4ce1ac48b94_Simulator_Screen_Shot_-_iPad_Pro__U002812.9-inch_U0029__U00285th_generation_U0029_-_2022-05-02_at_01.11.38.png/2048x2732.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/90/9e/34/909e3473-3201-f3d0-c42c-de5cf678a04e/87e70d51-8206-4a0f-80fe-c99e3b502acd_Simulator_Screen_Shot_-_iPad_Pro__U002812.9-inch_U0029__U00285th_generation_U0029_-_2022-05-02_at_01.09.51.png/2048x2732.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bc/cc/e7/bccce75b-3830-acb6-3258-707213e47df7/b58acc04-5707-4dbe-8f64-077b2ac58ee9_Simulator_Screen_Shot_-_iPad_Pro__U002812.9-inch_U0029__U00285th_generation_U0029_-_2022-05-02_at_01.09.28.png/2048x2732.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/08/51/ea/0851ea07-d1fd-e83f-e4e9-032f2054d647/f3bf9744-c5b1-4a58-9e8f-3008109d650b_Simulator_Screen_Shot_-_iPad_Pro__U002812.9-inch_U0029__U00285th_generation_U0029_-_2022-05-02_at_01.11.03.png/2048x2732.png)

## Calc Pro Rating Breakdown in Japan
- 5 stars: 4 (80%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (20%)

## Calc Pro Reviews in Japan

### ***** "👍"
非常に良いアプリ。
おすすめです。
-- keioneer, 2021-01-02

[View all Calc Pro reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)



## Calc Pro Discovered Keywords
- calc pro

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## Calc Pro Available In
- [United States](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/united-states)
- [Japan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/japan)
- [China](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/china)
- [India](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/india)
- [Australia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/australia)
- [Azerbaijan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/azerbaijan)
- [Belgium](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/belgium)
- [Bulgaria](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/bulgaria)
- [Bahrain](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/bahrain)
- [Brunei](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/brunei)
- [Brazil](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/brazil)
- [Belarus](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/belarus)
- [Belize](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/belize)
- [Canada](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/canada)
- [Switzerland](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/switzerland)
- [Chile](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/chile)
- [Colombia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/colombia)
- [Cyprus](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/cyprus)
- [Czechia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/czechia)
- [Germany](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/germany)
- [Denmark](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/denmark)
- [Dominican Republic](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/dominican-republic)
- [Algeria](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/algeria)
- [Ecuador](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/ecuador)
- [Estonia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/estonia)
- [Egypt](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/egypt)
- [Spain](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/spain)
- [Finland](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/finland)
- [France](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/france)
- [United Kingdom](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/united-kingdom)
- [Greece](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/greece)
- [Hong Kong SAR China](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/hong-kong)
- [Croatia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/croatia)
- [Hungary](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/hungary)
- [Indonesia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/indonesia)
- [Ireland](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/ireland)
- [Israel](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/israel)
- [Iceland](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/iceland)
- [Italy](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/italy)
- [South Korea](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/south-korea)
- [Kuwait](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/kuwait)
- [Kazakhstan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/kazakhstan)
- [Lebanon](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/lebanon)
- [Sri Lanka](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/sri-lanka)
- [Lithuania](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/lithuania)
- [Luxembourg](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/luxembourg)
- [Latvia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/latvia)
- [Madagascar](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/madagascar)
- [North Macedonia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/north-macedonia)
- [Malta](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/malta)
- [Mexico](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/mexico)
- [Malaysia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/malaysia)
- [Nigeria](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/nigeria)
- [Netherlands](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/netherlands)
- [Norway](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/norway)
- [Nepal](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/nepal)
- [New Zealand](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/new-zealand)
- [Peru](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/peru)
- [Philippines](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/philippines)
- [Pakistan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/pakistan)
- [Poland](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/poland)
- [Portugal](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/portugal)
- [Romania](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/romania)
- [Russia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/russia)
- [Saudi Arabia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/saudi-arabia)
- [Sweden](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/sweden)
- [Singapore](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/singapore)
- [Slovenia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/slovenia)
- [Slovakia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/slovakia)
- [Thailand](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/thailand)
- [Tunisia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/tunisia)
- [Türkiye](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/turkey)
- [Taiwan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/taiwan)
- [Ukraine](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/ukraine)
- [Uzbekistan](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/uzbekistan)
- [Vietnam](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/vietnam)
- [United Arab Emirates](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/united-arab-emirates)
- [South Africa](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/south-africa)
- [Armenia](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/armenia)
- [Argentina](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/argentina)
- [Austria](https://apptail.io/app/calc-pro-simple-and-useful-pgcd/austria)

---

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