---
title: "Calculadora Científica fx-991 - Reviews, Revenue and Downloads in Ecuador | Apple App Store"
description: "Calculadora Científica fx-991 – La mejor herramienta para tus cálculos ¿Necesitas una calculadora potente y fácil de usar para resolver ecuaciones y problemas matemáticos? ¿Buscas una alternativa a la"
---

# Calculadora Científica fx-991 — Ecuador
> Explicación paso a paso

![Calculadora Científica fx-991 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/b3/df/36/b3df3608-60c9-cd70-5636-3f30e9d11855/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [Dinh Phuc](https://apptail.io/developer/dinh-phuc-gCU) (Vietnam)
**Category:** Education
**Rating:** 4.7/5 (104 ratings)
**Price:** Free
**Bundle ID:** dinhphuc1993.ExemplePhucnd
**Store:** Apple App Store
**Country:** Ecuador
**Version:** 1.8.2 (released 2026-04-24)
**Original Release:** 2023-02-28
**Languages:** German, Afrikaans, Albanian, Arabic, Armenian, Azerbaijani, Basque, Bulgarian, Danish, English, Estonian, Finnish, French, Galician, Georgian, Greek (modern), Gujarati, Hebrew (modern), Hindi, Indonesian, Icelandic, Italian, Japanese, Kannada, Kazakh, Catalan, Kirghiz, Korean, Croatian, Latvian, Lithuanian, Malay, Malayalam, Macedonian, Mongolian, Nepali, Dutch, Norwegian Bokmål, Persian, Polish, Portuguese, Romanian, Russian, Swedish, Serbian, Sinhala, Slovak, Slovenian, Spanish, Thai, Czech, Turkish, Ukrainian, Hungarian, Urdu, Chinese, Vietnamese, Belarusian, Zulu

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/ec/app/app/id1673640297)
**AppTail Page:** [https://apptail.io/app/scientific-calculator-fx-991-aDTk/ecuador](https://apptail.io/app/scientific-calculator-fx-991-aDTk/ecuador)

## Calculadora Científica fx-991 Description
Calculadora Científica fx-991 – La mejor herramienta para tus cálculos
¿Necesitas una calculadora potente y fácil de usar para resolver ecuaciones y problemas matemáticos?
¿Buscas una alternativa a las calculadoras tradicionales como Casio fx-991ES?

Con Calculadora Científica fx-991, puedes resolver problemas paso a paso, visualizar gráficos y acceder rápidamente a fórmulas de matemáticas, física y química – todo en una sola aplicación. 

Características principales
 Resolución paso a paso – Introduce una ecuación y obtén la solución explicada en detalle.
 Cálculos científicos avanzados – Fracciones, álgebra, derivadas, integrales, trigonometría y más.
 Modo gráfico interactivo – Representa funciones matemáticas de forma visual.
 Biblioteca de fórmulas – Accede rápidamente a fórmulas de matemáticas, física y química.
 Conversión de unidades – Convierte unidades de longitud, peso, temperatura y más.
 Interfaz intuitiva tipo Casio fx-991 – Fácil de usar para estudiantes y profesionales.

 Ideal para estudiantes de secundaria, universitarios, ingenieros y científicos.

 ¿Para quién es esta app?
Estudiantes de secundaria – Resuelve ejercicios y prepárate para los exámenes.
 Universitarios – Perfecto para carreras de matemáticas, ingeniería y física.
 Ingenieros y científicos – Realiza cálculos complejos de manera rápida y precisa.

 Descarga ahora Calculadora Científica fx-991 y facilita tus cálculos. 

For more information, please refer to our [Terms of Use (EULA)](

## Calculadora Científica fx-991 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/62/54/a5/6254a583-977d-66b4-012f-99113a6608b0/anh1_ios.png/1284x2778.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/14/db/6d/14db6d85-5d1d-c336-be65-8491275a5f4a/anh2_IOS.png/1284x2778.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/71/2f/08/712f089b-88c9-f604-6cc6-be5a6a735735/anh3_IOS.png/1284x2778.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/fa/15/f4/fa15f432-a487-f12a-908e-d2f0f8713557/3.png/1284x2778.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f2/55/e2/f255e259-c334-c871-249d-8166e9540d06/4.png/1284x2778.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7d/4e/93/7d4e93bd-aff8-d461-8444-48ae2ffa577b/es5.png/1284x2778.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d2/f3/9c/d2f39cab-cf99-359e-6ce8-d1bc1967b05c/es6.png/1284x2778.png)

## Calculadora Científica fx-991 Rating Breakdown in Ecuador
- 5 stars: 85 (82%)
- 4 stars: 14 (13%)
- 3 stars: 1 (1%)
- 2 stars: 1 (1%)
- 1 stars: 3 (3%)

## Calculadora Científica fx-991 Reviews in Ecuador

### ***** "Buena calculadora para estudiantes y profesores"
Está app es como tener la calculadora en físico. Muy práctica y tiene todas las funciones como las calculadoras Casio tradicionales.
-- Louis Puente, 2025-05-14

[View all Calculadora Científica fx-991 reviews and detailed analytics on AppTail](https://apptail.io/account/signup?utm_campaign=ai-crawl&utm_content=reviews)

## Calculadora Científica fx-991 In-App Purchases
| Item | Price |
|------|-------|
| Yearly Premium Access | USD 4.39 |
| Monthly Premium Access | USD 0.49 |
| 6-Month Premium Membership | USD 2.49 |

## Calculadora Científica fx-991 Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Free | Egypt | Education | #4 |
| Top Free | Algeria | Education | #5 |
| Top Free | Malaysia | Education | #10 |
| Top Free | Philippines | Education | #11 |
| Top Free | Pakistan | Education | #11 |
| Top Free | Ecuador | Education | #12 |
| Top Free | Nigeria | Education | #14 |
| Top Free | Peru | Education | #16 |
| Top Free | Colombia | Education | #19 |
| Top Free | Kuwait | Education | #23 |
| Top Free | Lebanon | Education | #25 |
| Top Free | South Africa | Education | #26 |
| Top Free | Argentina | Education | #32 |
| Top Free | United Arab Emirates | Education | #37 |
| Top Free | Chile | Education | #37 |
| Top Free | Saudi Arabia | Education | #44 |
| Top Free | Singapore | Education | #45 |
| Top Free | Vietnam | Education | #47 |
| Top Free | Israel | Education | #58 |
| Top Free | Mexico | Education | #64 |
| Top Free | India | Education | #121 |
| Top Free | Dominican Republic | Education | #126 |
| Top Free | Hungary | Education | #127 |
| Top Free | Algeria | Overall | #132 |
| Top Free | Indonesia | Education | #135 |
| Top Free | Ireland | Education | #136 |
| Top Free | New Zealand | Education | #141 |
| Top Free | Italy | Education | #159 |
| Top Free | France | Education | #192 |
| Top Free | Egypt | Overall | #196 |
| Top Free | South Korea | Education | #211 |
| Top Free | Czechia | Education | #219 |
| Top Free | Taiwan | Education | #232 |
| Top Free | Australia | Education | #243 |
| Top Free | United Kingdom | Education | #252 |
| Top Free | United States | Education | #286 |
| Top Free | Thailand | Education | #292 |
| Top Free | Belgium | Education | #313 |
| Top Free | Canada | Education | #317 |
| Top Free | Ecuador | Overall | #320 |
| Top Free | Spain | Education | #334 |
| Top Free | Portugal | Education | #351 |
| Top Free | Peru | Overall | #367 |
| Top Free | Poland | Education | #382 |
| Top Free | Austria | Education | #408 |
| Top Free | Finland | Education | #444 |

## Calculadora Científica fx-991 Discovered Keywords
- simple calculator

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## Calculadora Científica fx-991 Available In
- [Vietnam](https://apptail.io/app/scientific-calculator-fx-991-aDTk/vietnam)
- [Egypt](https://apptail.io/app/scientific-calculator-fx-991-aDTk/egypt)
- [Mexico](https://apptail.io/app/scientific-calculator-fx-991-aDTk/mexico)
- [United States](https://apptail.io/app/scientific-calculator-fx-991-aDTk/united-states)
- [South Africa](https://apptail.io/app/scientific-calculator-fx-991-aDTk/south-africa)
- [Colombia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/colombia)
- [Peru](https://apptail.io/app/scientific-calculator-fx-991-aDTk/peru)
- [Algeria](https://apptail.io/app/scientific-calculator-fx-991-aDTk/algeria)
- [Philippines](https://apptail.io/app/scientific-calculator-fx-991-aDTk/philippines)
- [Nigeria](https://apptail.io/app/scientific-calculator-fx-991-aDTk/nigeria)
- [Ghana](https://apptail.io/app/scientific-calculator-fx-991-aDTk/ghana)
- [India](https://apptail.io/app/scientific-calculator-fx-991-aDTk/india)
- [Pakistan](https://apptail.io/app/scientific-calculator-fx-991-aDTk/pakistan)
- [Saudi Arabia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/saudi-arabia)
- [Argentina](https://apptail.io/app/scientific-calculator-fx-991-aDTk/argentina)
- [Ecuador](https://apptail.io/app/scientific-calculator-fx-991-aDTk/ecuador)
- [Malaysia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/malaysia)
- [Chile](https://apptail.io/app/scientific-calculator-fx-991-aDTk/chile)
- [Paraguay](https://apptail.io/app/scientific-calculator-fx-991-aDTk/paraguay)
- [Brazil](https://apptail.io/app/scientific-calculator-fx-991-aDTk/brazil)
- [France](https://apptail.io/app/scientific-calculator-fx-991-aDTk/france)
- [Thailand](https://apptail.io/app/scientific-calculator-fx-991-aDTk/thailand)
- [United Arab Emirates](https://apptail.io/app/scientific-calculator-fx-991-aDTk/united-arab-emirates)
- [South Korea](https://apptail.io/app/scientific-calculator-fx-991-aDTk/south-korea)
- [China](https://apptail.io/app/scientific-calculator-fx-991-aDTk/china)
- [United Kingdom](https://apptail.io/app/scientific-calculator-fx-991-aDTk/united-kingdom)
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- [Indonesia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/indonesia)
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- [Hong Kong SAR China](https://apptail.io/app/scientific-calculator-fx-991-aDTk/hong-kong)
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- [Kazakhstan](https://apptail.io/app/scientific-calculator-fx-991-aDTk/kazakhstan)
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- [Macao SAR China](https://apptail.io/app/scientific-calculator-fx-991-aDTk/macau)
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- [Armenia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/armenia)
- [Denmark](https://apptail.io/app/scientific-calculator-fx-991-aDTk/denmark)
- [Estonia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/estonia)
- [Czechia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/czechia)
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- [North Macedonia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/north-macedonia)
- [Mali](https://apptail.io/app/scientific-calculator-fx-991-aDTk/mali)
- [Mauritius](https://apptail.io/app/scientific-calculator-fx-991-aDTk/mauritius)
- [Switzerland](https://apptail.io/app/scientific-calculator-fx-991-aDTk/switzerland)
- [Belarus](https://apptail.io/app/scientific-calculator-fx-991-aDTk/belarus)
- [Netherlands](https://apptail.io/app/scientific-calculator-fx-991-aDTk/netherlands)
- [Norway](https://apptail.io/app/scientific-calculator-fx-991-aDTk/norway)
- [Brunei](https://apptail.io/app/scientific-calculator-fx-991-aDTk/brunei)
- [Bermuda](https://apptail.io/app/scientific-calculator-fx-991-aDTk/bermuda)
- [Romania](https://apptail.io/app/scientific-calculator-fx-991-aDTk/romania)
- [Azerbaijan](https://apptail.io/app/scientific-calculator-fx-991-aDTk/azerbaijan)
- [Slovenia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/slovenia)
- [Slovakia](https://apptail.io/app/scientific-calculator-fx-991-aDTk/slovakia)
- [Austria](https://apptail.io/app/scientific-calculator-fx-991-aDTk/austria)
- [Uzbekistan](https://apptail.io/app/scientific-calculator-fx-991-aDTk/uzbekistan)

---

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