FX991 EX Original Calculator

1.1

MARTINs

3.25

33,219 reviews

100,000+
Downloads

Free

THE ORIGINAL CALCULATOR. Development request.

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3.25 · 33,219 reviews · 100,000+ downloads

About FX991 EX Original Calculator

FX991 EX Original Calculator is a tools app developed by MARTINs.

Download Statistics

FX991 EX Original Calculator has been downloaded 420 thousand times. In the last 30 days, the app was downloaded 420 times.

User Ratings

FX991 EX Original Calculator is rated 3.25 out of 5 stars. The rating is based on 33 thousand ratings.

App Information

FX991 EX Original Calculator is FREE to download. The APK download size is 7.58 MB. The latest version available is 1.1. The last update was on September 14, 2019.

Technical Requirements

FX991 EX Original Calculator requires Android 5.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play September 2019.

Description

This calculator application is meant to be a 1:1 clone of the CASIO FX-991 EX/DEX, the most intuitive and at the same time most powerful calculator on the market. It is also very common and convenient.
If you want to have this calculator as an app, please let us know. Mail us and rate this app positively! If there is enough demand, we will develop it. First steps of development are already done.
This is a market research and development request application.

Please visit https://martinslab.de/privacy-policy-terms-and-conditions/ to see our privacy policy on collected data.

Recent changes:
THE Calculator!

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More data about FX991 EX Original Calculator

Price	Free to download
Total downloads	420 thousand
Recent downloads	420
Rating	3.25 based on 33 thousand ratings
Ranking	Not ranked
Version	1.1
APK size	7.58 MB
Number of libraries	20
Designed for Android	5.0+
Suitable for	Everyone
Ads	Contains ads

App Performance Report

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Alternative downloads for the FX991 EX Original Calculator app

FX991 EX Original Calculator compared with similar apps

Common keywords of similar apps

Development Original Request Application Market Privacy Policy Calculator App

Keywords missing from this app

Calculations Scientific Calculation Support Functions Features Advanced Casio Simple Complex Operations Recent History Professionals Fast Easy Math Key Basic Tax Students Number Equations Tools User Calculators Time Financial Premium Hiedu Phone Perfect Library Formulas Improvements Step Finance Ti Security Graphing Matrix Unit Multi Style Reliable Convenient Operation Apps

Google Play Rating history and histogram

Rating history

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16K

1.6K

2.6K

620

12K

Downloads over time

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FX991 EX Original Calculator has been downloaded 420 thousand times. Over the past 30 days, it averaged 14 downloads per day.

Changelog of FX991 EX Original Calculator

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Developer information for MARTINs

MARTINs

martinslaboratory@gmail.com

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Comments on FX991 EX Original Calculator for Android

★★★★★ Mahammad. Nahin · Oct 10, 2025

It's best scientific calculator software. And requested develop

★★★★★ rozina abbasi · Aug 26, 2026

Well this pretty good calculator for a 9 grade handsome student like me and the thing I like is that it is very very very realistic, and the touch is very responsible and the resolution... oh my god it's like bro very crisp

★★★★★ Harith Abuu · Feb 12, 2026

This calculator is very important and like real calculator ilove this calculator

★★★★★ doyal mamun · Aug 18, 2026

This app is very need mine, so I doing use to this app and thaks of you make to this aap

★☆☆☆☆ Irshad akhter qaimkhani · Apr 24, 2026

Very poor experience 😔😔. Can't be able to type any number, variable etc ......... very poor experience 😕

★☆☆☆☆ YASEEN ahmed · Oct 6, 2025

Doesn't work just image and nothing work no numbers

★☆☆☆☆ Radowan Ahmed · Aug 26, 2026

This is just a demo image of the calculator. Not functional calculator. Don'ttbe fooled by downloading it.

★☆☆☆☆ Adan Ehsun · Apr 20, 2026

Worst ha on b nhi ho rha phone ki memory barhai ha bs

Google Play Rankings for FX991 EX Original Calculator

This app is not ranked

Technologies used by FX991 EX Original Calculator

5 permissions · 20 libraries

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