# Calqen Scientific Calculator — Scientific & Engineering Tools

> Scientific & Engineering Tools (iPhone/iPad app by Amit Bahadur.)

- Source: https://appshunter.io/ios/app/calqen-scientific-calculator/id6806579798 (this page in markdown: same URL + `.md`)
- Developer: [Amit Bahadur](https://appshunter.io/developer/6802777398)
- Category: Utilities, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 38 MB
- Languages: American English
- Released: 2026-09-22
- Data updated: 2026-10-25

## What is Calqen Scientific Calculator?

CALQEN SCIENTIFIC CALCULATOR
Calqen is a focused mathematics workspace for students, engineers, teachers, and technical professionals. It combines scientific calculation, graphing, equation solving, statistics, exact result formatting, and unit conversion in one adaptable interface.

SCIENTIFIC CALCULATOR
Perform everyday arithmetic and advanced scientific calculations with clear mathematical input and readable results.

EXACT RESULT FORMATTING
View supported results as decimals, fractions, scientific notation, or exact surd expressions.

GRAPHING AND FUNCTION TABLES
Plot mathematical functions across a selected range and generate tables of values for defined functions.

EQUATION SOLVER
Solve linear and quadratic equations, including quadratic equations with complex roots.

FRACTION SUPPORT
Enter and work with fractions using structured mathematical input and clear fraction formatting.

DEGREE AND RADIAN MODES
Switch between Degree and Radian modes for trigonometric calculations.

CALCULATION HISTORY
Review previous calculations, search your history, pin important results, and add labels for easier organization.

UNDO AND REDO
Correct calculator input using built-in undo and redo controls.

MEMORY FUNCTIONS
Use standard calculator memory operations:

MC — Memory Clear
MR — Memory Recall
M+ — Memory Add
M− — Memory Subtract

RPN MODE
Switch to Reverse Polish Notation for an alternative calculation workflow designed for advanced users.

UNIT CONVERTER
Convert values across common measurement categories:
• Length
• Mass
• Temperature
• Area
• Volume
• Speed
• Time
• Data
• Pressure
• Energy
• Power

DMS CONVERTER
Convert angles between decimal degrees and Degrees, Minutes, and Seconds formats.

STATISTICS AND REGRESSION
Analyze one-variable and two-variable data using count, sum, mean, quartiles, variance, standard deviation, correlation, and regression models.

PERMUTATIONS AND COMBINATIONS
Calculate permutations and combinations for mathematics, probability, and statistics.

FORMULA LIBRARY
Browse a built-in collection of mathematical and scientific formulas while studying or solving problems.

BACKUP AND RESTORE
Copy your calculator backup data for safekeeping and restore it later by pasting the saved data into Calqen.

CUSTOM THEMES
Personalize the calculator’s background, buttons, text, and equal-sign colors. Haptic feedback and key sounds can also be adjusted.

## Is Calqen Scientific Calculator safe?

Not enough ratings yet to assess Calqen Scientific Calculator.

## Is Calqen Scientific Calculator legit?

Calqen Scientific Calculator appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Calqen Scientific Calculator is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0.0 — 2026-09-22

No release notes.

## More apps by Amit Bahadur

- [AroundMe: Nearby Places](https://appshunter.io/ios/app/aroundme-nearby-places/id6802777396)
- [Civil All in One Calculator](https://appshunter.io/ios/app/civil-all-in-one-calculator/id6804799975)
- [Bubble Level - Leveler Tool](https://appshunter.io/ios/app/bubble-level-leveler-tool/id6808423490)
- [Today Pin: Notes & Tasks](https://appshunter.io/ios/app/today-pin-notes-and-tasks/id6810835430)

All apps by Amit Bahadur: https://appshunter.io/developer/6802777398

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-25.*