---
title: "Scientific Calculator fx-991 - Отзывы, Доход и Загрузки приложения in Алжир | Apple App Store"
description: "Scientific Calculator fx-991 – The Ultimate Math & Science Tool! Struggling with math problems, equations, or integrals?  Need a powerful scientific calculator to solve step-by-step?  With Scientific "
---

# Scientific Calculator fx-991 — Алжир
> Step-by-step Math Solver

![Scientific Calculator 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/ru/developer/dinh-phuc-gCU) (Вьетнам)
**Category:** Education
**Rating:** 4.6/5 (207 ratings)
**Price:** Free
**Bundle ID:** dinhphuc1993.ExemplePhucnd
**Store:** Apple App Store
**Country:** Алжир
**Version:** 1.8.2 (released 2026-04-24)
**Original Release:** 2023-02-28
**Languages:** Danish, Armenian, Russian, Bulgarian, Croatian, Icelandic, Galician, Catalan, Hungarian, Afrikaans, Kannada, Hindi, Indonesian, Gujarati, Kirghiz, Kazakh, Turkish, Serbian, Nepali, Norwegian Bokmål, Basque, Hebrew (modern), Greek (modern), German, Italian, Estonian, Latvian, Czech, Slovak, Slovenian, Japanese, Georgian, French, Persian, Polish, Thai, Ukrainian, Urdu, Swedish, Belarusian, Zulu, Lithuanian, Chinese, Romanian, Finnish, English, Dutch, Portuguese, Mongolian, Spanish, Vietnamese, Sinhala, Azerbaijani, Arabic, Albanian, Korean, Macedonian, Malay, Malayalam

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

## Scientific Calculator fx-991 Description
Scientific Calculator fx-991 – The Ultimate Math & Science Tool!
Struggling with math problems, equations, or integrals?  Need a powerful scientific calculator to solve step-by-step?

With Scientific Calculator fx-991, you can calculate, graph, and find formulas instantly – making learning math, physics, and chemistry easier than ever! 

Key Features
+ Step-by-step equation solver – Enter any equation and get a detailed step-by-step solution.
+ Advanced scientific functions – Solve fractions, algebra, derivatives, integrals, trigonometry, and more.
+ Graphing mode – Visualize mathematical functions interactively.
+ Extensive formula library – Access key formulas for math, physics, and chemistry in seconds.
+ Unit converter – Quickly convert between different measurement units.
+ Casio fx-991 inspired interface – A familiar and intuitive experience for students.

 Perfect for high school and college students, engineers, and professionals in STEM fields!

 Who is this app for?
High school students – Solve algebra, calculus, and physics problems efficiently.
 College & university students – Master engineering, physics, and complex math subjects.
 STEM professionals – Perform advanced calculations quickly and accurately.

 Download Scientific Calculator fx-991 now and simplify your calculations! 
Terms of Use (EULA): 

## Scientific Calculator fx-991 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f6/a4/ae/f6a4ae48-2798-f2f7-0de7-6f077231bd52/anh1_ios.png/1284x2778.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/43/d9/41/43d94116-8af3-5d00-0106-f3d47379f8c5/anh2_IOS.png/1284x2778.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f1/57/16/f15716e7-16bc-50ed-3297-6b9490935db7/anh3_IOS.png/1284x2778.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/26/a3/05/26a30539-bf0e-22f4-b3ce-095cb2307cfd/3.png/1284x2778.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/46/f1/7e/46f17ec0-4de1-6a0e-175b-08846db9ccc7/4.png/1284x2778.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bb/d6/a8/bbd6a8be-0f59-cd54-58db-d62299d0b88c/en5.png/1284x2778.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/09/d8/7c/09d87c89-d36e-7c59-86fb-ea869ffe98a1/en6.png/1284x2778.png)

## Scientific Calculator fx-991 Rating Breakdown in Алжир
- 5 stars: 166 (80%)
- 4 stars: 26 (13%)
- 3 stars: 5 (2%)
- 2 stars: 2 (1%)
- 1 stars: 8 (4%)

## Scientific Calculator fx-991 Reviews in Алжир

### ***** "."
Vrmnt woooow ❤️
-- Leimila, 2024-12-02

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

## Scientific Calculator fx-991 In-App Purchases
| Item | Price |
|------|-------|
| Yearly Premium Access | $4.39 |
| Monthly Premium Access | $0.49 |
| 6-Month Premium Membership | $2.49 |

## Scientific Calculator fx-991 Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Топ бесплатных | Египет | Education | #3 |
| Топ бесплатных | Алжир | Education | #5 |
| Топ бесплатных | Пакистан | Education | #12 |
| Топ бесплатных | Кувейт | Education | #21 |
| Топ бесплатных | Филиппины | Education | #25 |
| Топ бесплатных | Перу | Education | #34 |
| Топ бесплатных | Эквадор | Education | #34 |
| Топ бесплатных | Ливан | Education | #37 |
| Топ бесплатных | Нигерия | Education | #37 |
| Топ бесплатных | Южно-Африканская Республика | Education | #41 |
| Топ бесплатных | Колумбия | Education | #42 |
| Топ бесплатных | Вьетнам | Education | #42 |
| Топ бесплатных | Малайзия | Education | #45 |
| Топ бесплатных | ОАЭ | Education | #55 |
| Топ бесплатных | Аргентина | Education | #68 |
| Топ бесплатных | Чили | Education | #89 |
| Топ бесплатных | Сингапур | Education | #92 |
| Топ бесплатных | Саудовская Аравия | Education | #96 |
| Топ бесплатных | Ирландия | Education | #101 |
| Топ бесплатных | Израиль | Education | #126 |
| Топ бесплатных | Мексика | Education | #160 |
| Топ бесплатных | Индия | Education | #161 |
| Топ бесплатных | Алжир | Overall | #172 |
| Топ бесплатных | Венгрия | Education | #193 |
| Топ бесплатных | Индонезия | Education | #235 |
| Топ бесплатных | Египет | Overall | #243 |
| Топ бесплатных | Франция | Education | #252 |
| Топ бесплатных | Таиланд | Education | #263 |
| Топ бесплатных | Республика Корея | Education | #302 |
| Топ бесплатных | Новая Зеландия | Education | #306 |
| Топ бесплатных | Доминиканская Республика | Education | #316 |
| Топ бесплатных | Великобритания | Education | #320 |
| Топ бесплатных | Канада | Education | #325 |
| Топ бесплатных | Австралия | Education | #330 |
| Топ бесплатных | Гонконг (САР) | Education | #351 |
| Топ бесплатных | Чехия | Education | #359 |
| Топ бесплатных | Испания | Education | #359 |
| Топ бесплатных | Австрия | Education | #374 |
| Топ бесплатных | Соединенные Штаты | Education | #383 |
| Топ бесплатных | Италия | Education | #430 |
| Топ бесплатных | Тайвань | Education | #481 |

## Scientific Calculator fx-991 Discovered Keywords
- basic calculator pro

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---

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