Best Basic Chemical Engg And Calc Apps

203+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Every iPhone needs a few good basic chemical engg and calc apps. We benchmark 203+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Basic Chemical Engg And Calc

Orenda#1

Orenda by Hasa, Inc.

Pool Calculator and Education
Editor's Choice
📊 Productivity
4.7😊(452 ratings)
Free
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This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.

What We Love

  • 🚀 Easy to use
  • 💡 Helpful for pool maintenance
  • 🚀 Simplifies pool chemistry
  • 👍 Provides valuable information

Room to Improve

  • 🐛 Issues with updating desired levels
  • 🐛 Metric system not working properly
  • 🐛 Difficult to input readings
Basic Calculator+#2

Basic Calculator+ by Best Free Apps

Basic Four Function Calculator
Strong Contender
🔧 Utilities
4.9😊(243K ratings)
FreeAds
Basic Calculator+ screenshot 1
Basic Calculator+ screenshot 2

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

What We Love

  • 👍 Easy to use
  • 👍 Large, clear buttons
  • 👍 Straightforward, basic functionality
  • 👍 No ads or in-app purchases

Room to Improve

  • 🐛 Inconsistent click volume
  • 🐛 Ads can be intrusive or disruptive
  • 🐛 Missing backspace/delete function
Chegg Study - Homework Help#3

Chegg Study - Homework Help by Chegg, Inc.

Expert Answers & College App
Worth Considering
📚 Education
4.7😞(205K ratings)
FreeIn-App Purchases
#43in Education
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This app provides homework help and personalized study support for millions of students across 80 subjects. Access millions of explained solutions, flashcards, and expert Q&A to master tough concepts and prepare for exams. Utilize AI-powered solutions for quicker assistance.

What We Love

  • 🚀 Helpful for homework and studying
  • 👍 Provides step-by-step solutions
  • 💡 Useful for visual learners

Room to Improve

  • 🐛 Incorrect or incomplete answers
  • 💰 Expensive subscription
  • 🔒 Account suspension issues

More Basic Chemical Engg And Calc apps to explore

4
Calculator⁼
Calculator⁼
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.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
5
Chemical Balancer & Elements
Chemical Balancer & Elements
Chemical Balancer & Elements
Equations & Periodic Table
Free

This app helps balance chemical equations and provides detailed information on all 118 periodic table elements, including atomic and physical properties, discovery details, and isotopes. It offers a user-friendly interface for entering equations with charges and groups.

Balance chemical equationsSupports elements with chargesDetailed periodic table information
📚 Education
(15)
ad-supported
6
Course Hero: AI Homework Help
Course Hero: AI Homework Help
Course Hero: AI Homework Help
Scan & Solve Math Questions
Free

Access a vast library of study materials and get instant homework help from expert tutors. Solve math problems with a quick scan or by typing them in, and receive step-by-step explanations to understand concepts better and improve your grades.

AI homework helpMath solver with step-by-step solutionsExtensive library of textbook solutions
📚 Education
(66K)
free with in-app purchases
7
‎Chemical Dictionary
‎Chemical Dictionary
‎Chemical Dictionary
2H₂ + O₂ -> 2H₂O
Free

Access a comprehensive database of chemical equations, substances, and concepts. This offline-capable application provides detailed explanations and includes a periodic table and solubility chart for enhanced learning.

Search over 10,000 equationsSearch over 3,000 chemical substancesDetailed concept explanations
📚 Education
(7)
free
8
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
big buttons and wallpapers
Free

A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.

Large, easy-to-press buttonsMultiple beautiful skinsBasic arithmetic operations
🔧 Utilities
(3.1K)
free with in-app purchases
9
Math and Science Tutor
Math and Science Tutor
Math and Science Tutor
Learn Math Fast
Free

Access over 1500 video lessons and 500 hours of step-by-step instruction across math, science, and engineering subjects. Learn at your own pace with features like favoriting, search, and downloadable worksheets. Achieve academic success with expert-led tutorials.

1500+ video lessons500+ hours of instructionSearchable lesson library
📚 Education
(906)
subscription
10
Chemistry AI: Homework Helper
Chemistry AI: Homework Helper
Chemistry AI: Homework Helper
Chem Scanner and Solver App
Free

Instantly solve chemistry problems by snapping a photo or typing your question. Get step-by-step explanations, balance equations, and identify compounds. Your personal AI assistant for mastering chemistry.

Scan and solve chemistry problemsType questions for instant answersStep-by-step solution explanations
📚 Education
(32)
free with in-app purchases
11
Scientific Calculator fx-991
Scientific Calculator fx-991
Scientific Calculator fx-991
Step-by-step Math Solver
Free

This app provides a powerful scientific calculator with step-by-step solutions for equations, advanced functions, and graphing capabilities. It includes a formula library and unit converter, inspired by a popular Casio model, to aid in learning and problem-solving for math and science subjects.

Step-by-step equation solverAdvanced scientific functionsGraphing mode
📚 Education
(344)
free with in-app purchases
12
Chemical Safety Data Sheets - ICSC
Chemical Safety Data Sheets - ICSC
Chemical Safety Data Sheets - ICSC
by ThatsMyStapler Inc.
Free

Access concise, standardized safety summaries for chemicals, ideal for workers and employers. This app provides essential health and safety information in an easy-to-review, two-page format, serving as a valuable supplement or alternative to lengthy MSDS documents.

Two-page chemical safety summariesSearchable chemical list (Name, CAS#, RTECS#)Saved history of viewed chemicals
🏥 Medical
(145)
free
13
Chemistry. Periodic table. AI
Chemistry. Periodic table. AI
Chemistry. Periodic table. AI
Chemical reactions. Elements
Free

Explore an interactive periodic table with 3D models and AR features. This app offers an AI-powered tutor for simplified explanations, a reaction solver, and a molar mass calculator. It's a comprehensive reference for students and professionals to learn chemistry effectively.

Interactive Periodic Table with 3D modelsAI-powered chemistry tutor (ChemAI)Chemical reaction solver
📚 Education
(2.7K)
free with in-app purchases
14
WolframAlpha
WolframAlpha
WolframAlpha
Knowledge, Homework, Calculate
Free

This app serves as a powerful computational knowledge engine for homework and research. It offers comprehensive support across numerous academic subjects, from math and physics to biology and economics. Unlock advanced features like step-by-step solutions and photo input for a more in-depth learning experience.

Step-by-step solutions with hintsPhoto input for math problemsInput Assistants for various subjects
📚 Education
(124)
free with in-app purchases
15
EMD PTE
EMD PTE
EMD PTE
by Merck KGaA (Darmstadt, Germany)
Free

This comprehensive mobile reference work provides detailed information on all chemical elements. It features a molar mass calculator, interactive visualizations, and offline access, making it an indispensable tool for students, educators, and chemistry enthusiasts.

Detailed element informationVisualized element propertiesMolar mass calculator
📚 Education
(121)
free
16
GraphNCalc83
GraphNCalc83
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.

Touch-based graphing and editingNatural textbook notation inputAdvanced math and statistical functions
📚 Education
(3.8K)
paid
17
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
📚 Education
(327)
free
18
Chemistry AI·
Chemistry AI·
Chemistry AI·
Chemical reactions & formulas
Free

This app helps students solve chemistry homework and tests by providing solutions, explanations, and formulas. It also includes a periodic table and can find chemical reaction equations and balance them.

Solves chemistry homework and testsFinds and balances chemical reaction equationsProvides a comprehensive periodic table
📚 Education
(9)
free with in-app purchases
19
Studdy: AI Tutor & Math Solver
Studdy: AI Tutor & Math Solver
Studdy: AI Tutor & Math Solver
College & K-12 Homework Helper
Free

This AI-powered tutor assists students with homework by providing step-by-step explanations for math and science problems. It offers personalized tutoring, video tutorials, and practice problems to help improve understanding and grades.

AI-powered step-by-step problem solverPhoto scanning for homework problemsPersonalized 1:1 AI tutoring
📚 Education
(13K)
freemium
20
Chemical Formulas Quiz
Chemical Formulas Quiz
Chemical Formulas Quiz
substance, molecule, compound
Free

Master chemical formulas through engaging multiple-choice quizzes. Learn inorganic and organic substances and ions commonly taught in high school. The app provides common and systematic names to aid your learning.

Learn inorganic and organic formulasMultiple choice quizzesCommon and systematic names
📚 Education
(4)
free