FX991 EX Original Calculator app analytics for December 24
FX991 EX Original Calculator
- MARTINs
- Google Play Store
- Free
- Tools
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.
FX991 EX Original Calculator Usage Rank
The usage rank is based on Similarweb's algorithm that calculates current installs and active users over a 28-day period.
All Categories in
United States--
Tools in
United States--
Users Interests & Top Categories
Top categories and apps used by FX991 EX Original Calculator users
Top categories
Affinity
Top apps within the category
More apps
29%
23%
17%
8%
Top Competitors & Alternative Apps
Apps with a high probability of being used by the same users, from the same store.
Real Scientific Calculator
Scientific Calculator He-580
Graphing Scientific Calculator
Scientific Calculator
FX991 EX Original Calculator VS. December 24, 2025