Best Chemistry Calculator Reaction Apps

219+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated April 2026

Out of 219+ chemistry calculator reaction apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Chemistry Calculator Reaction

Calculator ##1

Calculator # by Incpt.Mobis

Scientific Calculator
Editor's Choice
๐Ÿ”ง Utilities
4.6๐Ÿ˜(36K ratings)
FreeAdsIn-App Purchases
Calculator # screenshot 1
Calculator # screenshot 2
Calculator # screenshot 3
Calculator # screenshot 4
Calculator # screenshot 5
Calculator # screenshot 6

Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

What We Love

  • ๐Ÿ‘ Easy to use
  • ๐Ÿš€ Powerful functionality
  • ๐Ÿ’ก Helpful for math classes
  • โญ Great for students

Room to Improve

  • ๐Ÿ” Confusing interface after update
  • ๐Ÿ“ข Too many intrusive ads
  • ๐Ÿ’ฐ Paywall for advanced features
Calculator for iPad!#2

Calculator for iPad! by 7th Gear

Basic & Scientific Calculator
Strong Contender
๐Ÿ”ง Utilities
4.7๐Ÿ˜Š(60K ratings)
Free
Calculator for iPad! screenshot 1
Calculator for iPad! screenshot 2
Calculator for iPad! screenshot 3
Calculator for iPad! screenshot 4

Quickly crunch numbers with our user-friendly iPad calculator app that offers basic and scientific functions. Download now for accurate calculations on the go!

What We Love

  • ๐Ÿ“ Versatile calculator with basic and scientific modes
  • ๐Ÿ“ Useful note-taking and calculation history features
  • ๐ŸŽจ Customizable color schemes
  • ๐Ÿ’ป Works well on both iPad and iPhone

Room to Improve

  • ๐Ÿ’ฐ Ads can be intrusive in free version
  • ๐Ÿ”’ Lack of transparency around in-app purchases
  • ๐Ÿ” Difficulty finding and accessing premium features
GraphNCalc83#3

GraphNCalc83 by Ernest Brock

Graphing calculator
Worth Considering
๐Ÿ“š Education
4.9๐Ÿ˜Š(3.8K ratings)
$12.99
GraphNCalc83 screenshot 1
GraphNCalc83 screenshot 2
GraphNCalc83 screenshot 3
GraphNCalc83 screenshot 4
GraphNCalc83 screenshot 5
GraphNCalc83 screenshot 6

The app is a comprehensive graphing calculator that features algebraic entry, math functions, graph plotting, statistics, matrix operations, unit conversion, BASIC programming, chemistry tools, geometry calculations, finance functions, and a built-in user guide for easy reference. It offers a colorful, fast, and fluid experience on iPhone and iPad with advanced features like touch input, high-resolution graph outputs, and fast computation speeds. Explore its diverse functionality to enhance your mathematical tasks.

What We Love

  • ๐Ÿ‘ Familiar TI-83/84 calculator interface
  • ๐Ÿš€ Powerful and feature-rich
  • ๐Ÿ’ก Touchscreen enhancements like zooming and tracing
  • ๐Ÿ‘ Convenient to have a graphing calculator on your phone

Room to Improve

  • ๐Ÿ› Occasional issues with graph rendering and zooming
  • โš ๏ธ Not allowed to use on tests/exams like physical calculators

More Chemistry Calculator Reaction apps to explore

4
Calculator โˆž
Calculator โˆž
Calculator โˆž
The Best Scientific Calculator
$5.99

A top-rated scientific calculator app on iOS devices offering advanced math functions with a user-friendly interface for users of all levels. Features include step-by-step solutions, math photo solving, and handwriting recognition. Enhance your calculations with this versatile tool.

๐Ÿ“š Education
(6.2K)
5
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!

๐Ÿ”ง Utilities
(9.6K)
6
Chemistry. Periodic table. AI
Chemistry. Periodic table. AI
Chemistry. Periodic table. AI
Chemical reactions. Elements
Free

A highly advanced mobile application designed to help users learn and understand various concepts in chemistry through interactive quizzes, visual simulations, and detailed explanations. Dive into the world of chemistry with this innovative app and enhance your knowledge today!

๐Ÿ“š Education
(2.6K)
7
Calculatorโ‚Š
Calculatorโ‚Š
Calculatorโ‚Š
Basic, Scientific, Plus Calc
Free

Try Calculatorโ‚Š, the ultimate mathematics tool offering basic, scientific, and plus calculations. Ideal for homework, exams, and managing expenses, this app is like having a personal math tutor on your phone. Download now for easy and intuitive math solutions!

๐Ÿ”ง Utilities
(1.7M)
8
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

A comprehensive all-in-one calculator app with features like scientific calculator, unit converter, currency converter, percentage calculator, and more for everyday use. It provides a wide range of calculation tools from basic arithmetic to complex conversions and financial calculations. Try it out now for convenient and efficient calculations!

๐Ÿ“Š Productivity
(12K)
9
Calculator!
Calculator!
Calculator!
by 7th Gear
$0.99

Calculator! is a versatile calculator app for iPad and iPhone with standard and scientific functions. Customize the look, take notes, view history, and perform complex calculations with ease. Perfect for math students and professionals.

๐Ÿ”ง Utilities
(4.2K)
10
Chemistry Master Periodic
Chemistry Master Periodic
Chemistry Master Periodic
organic chemistry, reactions
Free

An app designed for Chemistry students covering topics like Elements, Chemical Bonds, Compounds, Reactions, and States of Matter. For suggestions or feedback, contact electromasterapp@gmail.com. View the Terms of Use here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/.

๐Ÿ“š Education
(52)
11
Scientific Calculator fx-991
Scientific Calculator fx-991
Scientific Calculator fx-991
Step-by-step Math Solver
Free

Enhance your math skills with the ultimate scientific calculator app designed for students and professionals. From step-by-step solutions to instant access to key formulas, HiEdu Calculator simplifies complex calculations and provides a vast library of functions. Perfect for standardized test preparation or everyday classwork - transform your educational journey today!

๐Ÿ“š Education
(344)
12
Unreal Chemist
Unreal Chemist
Unreal Chemist
Chemistry Lab Simulator
Free

Explore a Chemistry Lab Simulator where you can conduct experiments on your smartphone, mixing chemicals, igniting reactions, adjusting variables, and observing the outcomes. With over 150 chemicals and 750 unique experiment simulations, uncover the wonders of chemistry safely from your device.

๐Ÿ“š Education
(43)
13
Chem_Calculator
Chem_Calculator
Chem_Calculator
with elegant periodic table
Free

This essential tool for organic chemists features an elegant periodic table and provides accurate molecular weight calculations. It allows users to check element details, input complex formulas, and save or edit results, making it a must-have calculator for chemistry professionals.

๐Ÿ“š Education
(152)
14
Graphing Calculator X84
Graphing Calculator X84
Graphing Calculator X84
Designed for use with Ti-84
Free

A powerful graphing calculator app designed for all users, offering both basic and advanced mathematical functions with a user-friendly interface. Equipped with a robust math core and support features for engineers and math students. Explore built-in documents and tutorials for a comprehensive mathematical experience.

๐Ÿ“š Education
(50K)
15
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
Free

Explore a powerful scientific calculator with functions beyond basic arithmetic - trigonometry, statistics, and combinatorics. Create and evaluate custom functions, work offline, view multiple expressions at once, and enjoy a seamless user experience - all for free.

๐Ÿ“š Education
(327)
16
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A versatile and customizable calculator app offering basic and scientific functions, memory features, history tape, and various layout options. Users can personalize their color themes, access scientific functions, and easily perform complex calculations, all with ad-supported convenience. Explore the app now for a powerful and user-friendly calculation experience!

๐Ÿ”ง Utilities
(3K)
17
Chemistry AIยท
Chemistry AIยท
Chemistry AIยท
Chemical reactions & formulas
Free

This chemistry learning app solves homework and tests for students in grades 7-11, offering solutions to various types of chemical tasks, including reactions, formulas, and mixtures, with or without internet connection. Download the app to access tools like a periodic table, molar mass calculator, and protection features to help with studying and test-taking.

๐Ÿ“š Education
(9)
18
LabCal
LabCal
LabCal
by iSheepSoft
Free
๐Ÿ” Reference
(7)
19
Panecal Scientific Calculator
Panecal Scientific Calculator
Panecal Scientific Calculator
For engineers and students
Free

A scientific calculator app designed for engineers and students, offering features like formula display, quick editing, memory functions, and various calculation modes. Improve accuracy and efficiency with easy formula navigation and editing tools. Explore advanced functions for different number systems and mathematical operations.

๐Ÿ”ง Utilities
(1.9K)
20
Orenda
Orenda
Orenda
Pool Calculator and Education
Free

Easily master pool chemistry and balance water chemicals using a user-friendly pool calculator app. Enhance your pool maintenance experience with accurate dosing and educational resources. Experience hassle-free pool chemistry with Orenda!

๐Ÿ“Š Productivity
(452)