Best Spectral Calculator Apps

Calculator Pro Lite

Best Calculator

Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Sci:Pro Calculator

by Jerry Montgomery

Free

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

Calculator⁼

Fraction, Scientific Calc +

Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Graphing Calculator X84

Designed for use with Ti-84

Free

This app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.

GraphNCalc83

Graphing calculator

$12.99

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

EduCalc Classic

by William Jockusch

Free

This app functions as a powerful graphing calculator with extensive scientific functions, unit conversion, and a built-in math and science reference. It supports graphing multiple equations, polar coordinates, and implicit functions, making it ideal for complex calculations and homework.

Gravel Calculator Plus

by Inch Calculator

Free

Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.

Calculate84

Intended for use with TI-84

Free

This app offers a modern graphing calculator experience on your iPhone. It features fast, interactive touch-screen graphing, scrollable windows, and intelligent error messages for a more intuitive user experience. Designed to be a usable alternative to physical graphing calculators.

Photone - Grow Light Meter

Perfectly light your plants!

Free

This app acts as a professional-grade light meter for plants, measuring PAR, PPFD, DLI, and more using your device's camera. It helps optimize plant lighting by providing accurate readings and in-app guides, with optional advanced features available through purchase.

Class Calc Graphing Calculator

Statistics•Graphing•Matrix•Sci

Free

This app offers a comprehensive graphing and scientific calculator with advanced statistical functions. It includes a unique test-mode lockdown feature, allowing phone use during exams by temporarily disabling other apps. All features are free with no ads or upgrade requirements.

Enphase Enlighten

by Enphase Energy, Inc.

Free

Monitor your solar energy system's performance with ease. Verify system health, view energy production by time period, and analyze performance against weather data. Generate reports on energy production and usage directly from the app.

Symbolab Graphing Calculator

by Symbolab

Free

This interactive calculator allows users to graph various mathematical functions, conics, and inequalities without charge. It provides instant insights into function properties like extreme points, intercepts, and asymptotes. For deeper analysis, it links to a solver that offers step-by-step evaluations, available via in-app purchase.

The Best Calculator - Calc Pro

10 Powerful Calculators

Free

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.

Good Grapher - scientific graphing calculator

by Iurii Mozharovskyi

Free

This powerful scientific graphing calculator assists with calculations from school to professional work. It offers advanced scientific functions, 2D and 3D graphing capabilities, and a math solver for polynomials and systems of equations.

Calculator HD Pro Lite

Basic & Scientific Calc

Free

This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.

PPI Calc - DPI Calculator

for displays with square pixel

Free

$0.99 | 100% OFF

Calculate your display's pixel density (PPI) using its dimensions and pixel count. Learn about PPI and DPI definitions, and how to categorize screen resolution.

Vernier Spectral Analysis

by Vernier Software & Technology

Free

This free app enables students to perform spectral analysis in biology and chemistry labs. It facilitates data collection and analysis for topics like Beer's Law and enzyme kinetics. The user-friendly interface guides students through the process, offering features like curve fitting.