---
title: "Calculator : Scientific Calculator & converter - Reviews, Revenue and Downloads in Vietnam | Apple App Store"
description: "► Award Winning Calculator on Appstore ► Over 1,000,000 users worldwide ► 800+ formulas & algebraic calculation ► Daily updated currency converter & 136 unit converter.  HiCalc Calculator will make al"
---

# Calculator : Scientific Calculator & converter — Vietnam
> Scientific Calculator

![Calculator App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/ea/11/0b/ea110b95-3ace-3d90-8162-0025d1945b73/pr_source.jpg/400x400bb.jpg)

**Developer:** [CAT VIET SOFTWARE DEVELOPMENT & MEDIA](https://apptail.io/developer/cat-viet-software-development-media-aAd) (Vietnam)
**Category:** Utilities
**Rating:** 3.1/5 (29 ratings)
**Price:** Free
**Bundle ID:** com.catviet.ios.calculatoriphone
**Store:** Apple App Store
**Country:** Vietnam
**Version:** 1.0 (released 2017-08-08)
**Original Release:** 2017-08-08

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/vn/app/app/id1267774163)
**AppTail Page:** [https://apptail.io/app/calculator-scientific-calculator-converter-esee/vietnam](https://apptail.io/app/calculator-scientific-calculator-converter-esee/vietnam)

## Calculator Description
► Award Winning Calculator on Appstore
► Over 1,000,000 users worldwide
► 800+ formulas & algebraic calculation
► Daily updated currency converter & 136 unit converter.

HiCalc Calculator will make all your calculations become simpler than ever.

► Scientific calculator: sin, cos, tan, deg/rad/grad, Pi, sin-1, cos-1, tan-1, sinh, cosh, tanh, log, ln, sinh-1, cosh-1, tanh-1, Dec->Deg, Deg->Dec, XY->R, Random, nPr, nCr, Differential function, Evaluation function,...

► Necessary functions for your popular daily calculation:
• Currency Converter
• Unit Converter
• Date - Time
• Finance

► Engineering & Finalcial Calculator:
• Graph
• Statistics
• Equation Solver
• Finance
• Base Conversion

► Noteworthy
• Support three calculating modes: STANDARD, STRING and RPN
• Support precision to 31 digits
• Supports Complex numbers in STRING mode
• Powerful scientific calc with advanced fx: Differential, Evaluation, Integration, Product, Root-Finder…
• Support Extended Memory for deep calculation
• Expression history up to 135 items
• Sending data from Ext-Memory & History list
• Copy & Paste support
• Intuitive interface & No ADs

► Features:

• Multi-line LED-Calculator
• Smart input which allows input of complicated expressions
• Show expression as normal writing mode @ very useful for students
• Supports both USA and EUROPEAN styles for date and numeric separator
• Advanced RPN mode with Stack viewer and functions: DROP, SWAP, ROLL, DEPTH, PICK, OVER, KEEP, LAST, CLEAR

► Tip calculator
Easy & funny to use.

► Biorhythm calculator
How are you today? How is your health factor this week, next month, next year? Biorhythm calculator will show you health factors as : physical, intellectual, intuitional and also emotional factor.

► Constants Library
The Constants Library includes 1500 constants from Mathematics, Physics, Solar System and Element e.g: Avogadro number, Faraday const, Coulomb const, Gravitational const, Stefan-Boltzmann Const, Speed of Light, Euler constant...

## Calculator Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/b8/0c/7b/b80c7b52-992e-2fe3-255a-17c9b08ba95e/pr_source.png/1242x2208.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/33/3c/03/333c0398-a4d2-5df1-60b1-96a3d4ff0d8f/pr_source.png/1242x2208.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/24/30/63/24306310-9e80-dfab-7863-5aac71495223/pr_source.png/1242x2208.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple118/v4/2a/e1/13/2ae1137d-caf8-14f3-6a6a-6cd7eeb1c552/pr_source.png/1242x2208.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple128/v4/3b/9e/76/3b9e76f5-2441-8530-d93d-598d423d35ed/pr_source.png/1242x2208.png)

## Calculator Rating Breakdown in Vietnam
- 5 stars: 11 (38%)
- 4 stars: 4 (14%)
- 3 stars: 2 (7%)
- 2 stars: 2 (7%)
- 1 stars: 10 (34%)

## Calculator Reviews in Vietnam

### ***-- "Không mở được trên ios 17.5.1"
Tải ứng dụng máy tính này xong, không mở được. Chạm vào ứng dụng là bị văng ra ngoài màn hình. 
Mong sớm khắc phục. Trên XR và 13 pro max chạy ios 17.5.1 đều không mở được.
-- BinZin86, 2024-06-23

### ***** "máy tính tốt nhưng không dùng được trên iphone 11 pro"
hy vọng có thể sử dụng được trên iphone 11 pro . tôi có thể trả phí
-- Iphone 4s 935, 2024-03-10

### *---- "Lỗi"
Không copy paste được. Tự thoát khí thao tác cắt dán
-- suachua1309, 2019-03-23

### *---- "Casino lol"
App lozz
-- QWER0114, 2019-03-01

### ***** "Very good"
Máy tính quá tuyệt khi không có 'Casio FX 570 VNPlus'! Mong cần thêm nhiều tính năng như giả lập máy tính nhiều hơn nhé ad!
-- ProCasio123, 2018-09-11

### ****- "Tốt, cần hoàn thiện hơn"
Ứng dụng tốt. Tuy nhiên khi vào Mục Sắp Xếp, Formular liên tục hiện ra mà ko tắt đi dc. Admin xem lại.
-- Dulo3601, 2017-11-17

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



## Calculator Discovered Keywords
- scientific calculator
- calc
- simple calculator
- calculator app
- smart calculator
- calculadora

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## Calculator Available In
- [Vietnam](https://apptail.io/app/calculator-scientific-calculator-converter-esee/vietnam)
- [South Korea](https://apptail.io/app/calculator-scientific-calculator-converter-esee/south-korea)
- [United States](https://apptail.io/app/calculator-scientific-calculator-converter-esee/united-states)
- [Malaysia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/malaysia)
- [Germany](https://apptail.io/app/calculator-scientific-calculator-converter-esee/germany)
- [Italy](https://apptail.io/app/calculator-scientific-calculator-converter-esee/italy)
- [Ukraine](https://apptail.io/app/calculator-scientific-calculator-converter-esee/ukraine)
- [France](https://apptail.io/app/calculator-scientific-calculator-converter-esee/france)
- [United Kingdom](https://apptail.io/app/calculator-scientific-calculator-converter-esee/united-kingdom)
- [China](https://apptail.io/app/calculator-scientific-calculator-converter-esee/china)
- [Israel](https://apptail.io/app/calculator-scientific-calculator-converter-esee/israel)
- [Türkiye](https://apptail.io/app/calculator-scientific-calculator-converter-esee/turkey)
- [Thailand](https://apptail.io/app/calculator-scientific-calculator-converter-esee/thailand)
- [Switzerland](https://apptail.io/app/calculator-scientific-calculator-converter-esee/switzerland)
- [Chile](https://apptail.io/app/calculator-scientific-calculator-converter-esee/chile)
- [Colombia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/colombia)
- [Cyprus](https://apptail.io/app/calculator-scientific-calculator-converter-esee/cyprus)
- [Czechia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/czechia)
- [Denmark](https://apptail.io/app/calculator-scientific-calculator-converter-esee/denmark)
- [Dominican Republic](https://apptail.io/app/calculator-scientific-calculator-converter-esee/dominican-republic)
- [Algeria](https://apptail.io/app/calculator-scientific-calculator-converter-esee/algeria)
- [Ecuador](https://apptail.io/app/calculator-scientific-calculator-converter-esee/ecuador)
- [Estonia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/estonia)
- [Egypt](https://apptail.io/app/calculator-scientific-calculator-converter-esee/egypt)
- [Spain](https://apptail.io/app/calculator-scientific-calculator-converter-esee/spain)
- [Finland](https://apptail.io/app/calculator-scientific-calculator-converter-esee/finland)
- [Grenada](https://apptail.io/app/calculator-scientific-calculator-converter-esee/grenada)
- [Ghana](https://apptail.io/app/calculator-scientific-calculator-converter-esee/ghana)
- [Greece](https://apptail.io/app/calculator-scientific-calculator-converter-esee/greece)
- [Guyana](https://apptail.io/app/calculator-scientific-calculator-converter-esee/guyana)
- [Hong Kong SAR China](https://apptail.io/app/calculator-scientific-calculator-converter-esee/hong-kong)
- [Honduras](https://apptail.io/app/calculator-scientific-calculator-converter-esee/honduras)
- [Hungary](https://apptail.io/app/calculator-scientific-calculator-converter-esee/hungary)
- [Indonesia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/indonesia)
- [Ireland](https://apptail.io/app/calculator-scientific-calculator-converter-esee/ireland)
- [India](https://apptail.io/app/calculator-scientific-calculator-converter-esee/india)
- [Jamaica](https://apptail.io/app/calculator-scientific-calculator-converter-esee/jamaica)
- [Jordan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/jordan)
- [Japan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/japan)
- [Kenya](https://apptail.io/app/calculator-scientific-calculator-converter-esee/kenya)
- [Kuwait](https://apptail.io/app/calculator-scientific-calculator-converter-esee/kuwait)
- [Cayman Islands](https://apptail.io/app/calculator-scientific-calculator-converter-esee/cayman-islands)
- [Kazakhstan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/kazakhstan)
- [Lebanon](https://apptail.io/app/calculator-scientific-calculator-converter-esee/lebanon)
- [Sri Lanka](https://apptail.io/app/calculator-scientific-calculator-converter-esee/sri-lanka)
- [Luxembourg](https://apptail.io/app/calculator-scientific-calculator-converter-esee/luxembourg)
- [Latvia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/latvia)
- [Madagascar](https://apptail.io/app/calculator-scientific-calculator-converter-esee/madagascar)
- [North Macedonia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/north-macedonia)
- [Mali](https://apptail.io/app/calculator-scientific-calculator-converter-esee/mali)
- [Macao SAR China](https://apptail.io/app/calculator-scientific-calculator-converter-esee/macau)
- [Mauritius](https://apptail.io/app/calculator-scientific-calculator-converter-esee/mauritius)
- [Mexico](https://apptail.io/app/calculator-scientific-calculator-converter-esee/mexico)
- [Namibia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/namibia)
- [Nigeria](https://apptail.io/app/calculator-scientific-calculator-converter-esee/nigeria)
- [Netherlands](https://apptail.io/app/calculator-scientific-calculator-converter-esee/netherlands)
- [Norway](https://apptail.io/app/calculator-scientific-calculator-converter-esee/norway)
- [Nepal](https://apptail.io/app/calculator-scientific-calculator-converter-esee/nepal)
- [New Zealand](https://apptail.io/app/calculator-scientific-calculator-converter-esee/new-zealand)
- [Oman](https://apptail.io/app/calculator-scientific-calculator-converter-esee/oman)
- [Panama](https://apptail.io/app/calculator-scientific-calculator-converter-esee/panama)
- [Peru](https://apptail.io/app/calculator-scientific-calculator-converter-esee/peru)
- [Philippines](https://apptail.io/app/calculator-scientific-calculator-converter-esee/philippines)
- [Pakistan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/pakistan)
- [Poland](https://apptail.io/app/calculator-scientific-calculator-converter-esee/poland)
- [Portugal](https://apptail.io/app/calculator-scientific-calculator-converter-esee/portugal)
- [Paraguay](https://apptail.io/app/calculator-scientific-calculator-converter-esee/paraguay)
- [Qatar](https://apptail.io/app/calculator-scientific-calculator-converter-esee/qatar)
- [Romania](https://apptail.io/app/calculator-scientific-calculator-converter-esee/romania)
- [Russia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/russia)
- [Saudi Arabia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/saudi-arabia)
- [Sweden](https://apptail.io/app/calculator-scientific-calculator-converter-esee/sweden)
- [Singapore](https://apptail.io/app/calculator-scientific-calculator-converter-esee/singapore)
- [Slovenia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/slovenia)
- [Slovakia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/slovakia)
- [Senegal](https://apptail.io/app/calculator-scientific-calculator-converter-esee/senegal)
- [El Salvador](https://apptail.io/app/calculator-scientific-calculator-converter-esee/el-salvador)
- [Tunisia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/tunisia)
- [Taiwan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/taiwan)
- [Uganda](https://apptail.io/app/calculator-scientific-calculator-converter-esee/uganda)
- [Uruguay](https://apptail.io/app/calculator-scientific-calculator-converter-esee/uruguay)
- [Uzbekistan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/uzbekistan)
- [Venezuela](https://apptail.io/app/calculator-scientific-calculator-converter-esee/venezuela)
- [British Virgin Islands](https://apptail.io/app/calculator-scientific-calculator-converter-esee/british-virgin-islands)
- [United Arab Emirates](https://apptail.io/app/calculator-scientific-calculator-converter-esee/united-arab-emirates)
- [South Africa](https://apptail.io/app/calculator-scientific-calculator-converter-esee/south-africa)
- [Armenia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/armenia)
- [Argentina](https://apptail.io/app/calculator-scientific-calculator-converter-esee/argentina)
- [Austria](https://apptail.io/app/calculator-scientific-calculator-converter-esee/austria)
- [Australia](https://apptail.io/app/calculator-scientific-calculator-converter-esee/australia)
- [Azerbaijan](https://apptail.io/app/calculator-scientific-calculator-converter-esee/azerbaijan)
- [Barbados](https://apptail.io/app/calculator-scientific-calculator-converter-esee/barbados)
- [Belgium](https://apptail.io/app/calculator-scientific-calculator-converter-esee/belgium)
- [Bermuda](https://apptail.io/app/calculator-scientific-calculator-converter-esee/bermuda)
- [Brunei](https://apptail.io/app/calculator-scientific-calculator-converter-esee/brunei)
- [Brazil](https://apptail.io/app/calculator-scientific-calculator-converter-esee/brazil)
- [Botswana](https://apptail.io/app/calculator-scientific-calculator-converter-esee/botswana)
- [Canada](https://apptail.io/app/calculator-scientific-calculator-converter-esee/canada)

---

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