# Calculator Endgame

> Calculator Endgame (iPhone/iPad app by Maher Zidan.)

- Source: https://appshunter.io/ios/app/calculator-endgame/id6760562737 (this page in markdown: same URL + `.md`)
- Developer: [Maher Zidan](https://appshunter.io/developer/460362969)
- Category: Utilities
- Price: $4.99
- Age rating: 4+
- Requires: iOS 26.0 · 3 MB
- Languages: English
- Released: 2026-03-18
- Data updated: 2026-07-09
- User reviews in markdown: https://appshunter.io/ios/app/calculator-endgame/id6760562737/reviews.md

## What is Calculator Endgame?

Calculator Endgame is the most powerful calculator app ever built for iPhone - combining a stunning OLED-optimized design with the full depth of a professional mathematics suite.

Whether you are a student, engineer, scientist, or finance professional, every tool you need is right here.

CORE CALCULATOR
- Standard, Scientific and Programmer modes in one tap
- Smart expression parser - type naturally like "3*sin(45)+sqrt(2)"
- Full calculation history with search and share
- Memory registers (MC, MR, M+, M-) plus named variables
- Angle mode toggle: Degrees, Radians, Gradians

ALGEBRA ENGINE
- Solve linear, quadratic and cubic equations step-by-step
- Expression simplification and evaluation
- Variable substitution and symbolic computation

CALCULUS TOOLKIT
- Numerical differentiation and integration
- Limit computation and Taylor series expansion
- Step-by-step solution breakdowns

LINEAR ALGEBRA
- 2x2, 3x3 and 4x4 matrix operations
- Determinant, inverse, transpose, rank
- Matrix addition and multiplication
- Dominant eigenvalue and eigenvector
- Full 3D vector math: dot product, cross product, angle, normalize

STATISTICS AND PROBABILITY
- Descriptive statistics: mean, median, mode, variance, standard deviation
- Normal, binomial and Poisson distributions
- Linear regression with R-squared coefficient

FINANCIAL CALCULATOR
- Compound interest and loan payments
- Net Present Value (NPV) and ROI
- Depreciation and amortization schedules

GEOMETRY AND UNIT CONVERTER
- 2D and 3D shape formulas: area, volume, surface area
- Distance, midpoint and angle conversions
- 80+ units across 10 categories (length, mass, temperature, energy, speed, and more)

SCIENTIFIC CONSTANTS
- Full library of physical and mathematical constants
- Speed of light, Planck's constant, Avogadro's number, and more
- Tap any constant to copy or use in calculations

COMPLEX NUMBERS
- Full arithmetic in rectangular and polar form
- Complex trig, exponential and logarithm functions
- Euler's formula visualization

PROGRAMMER MODE
- Binary, octal, decimal and hexadecimal conversion
- 64-bit bit viewer with live updates
- Bitwise AND, OR, XOR, NOT, left and right shift

GRAPHING ENGINE
- Plot multiple functions simultaneously
- Pinch-to-zoom and pan gestures
- Grid and axis controls

MORE TOOLS
- Math Notebook: multi-line expression scratchpad
- Number Theory: factors, GCD, LCM, primality, Euler's totient
- Formula Builder: save and reuse your own formulas
- Smart Calculator: natural language math search engine
- Full settings panel with history management


## Version history (last 1 release)

### 1.0 — 2026-03-18

No release notes.

## More apps by Maher Zidan

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- [القرآن الكريم - أحمد العجمي](https://appshunter.io/ios/app/id541446024)
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- [كاميرا و صور](https://appshunter.io/ios/app/id860562558)

All apps by Maher Zidan: https://appshunter.io/developer/460362969

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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 2026-07-09.*