Best Harold Iwen Apps

202+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated June 2026

Finding the right harold iwen app can be overwhelming with so many options. We've analyzed 202+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Harold Iwen

Ultimate Chemistry Calculator#1

Ultimate Chemistry Calculator by Harold Iwen

Mole Conversion Calculators
Editor's Choice
πŸ“š Education
5.0(4 ratings)
Free
Ultimate Chemistry Calculator screenshot 1
Ultimate Chemistry Calculator screenshot 2
Ultimate Chemistry Calculator screenshot 3
Ultimate Chemistry Calculator screenshot 4
Ultimate Chemistry Calculator screenshot 5
Ultimate Chemistry Calculator screenshot 6

This chemistry calculator contains nine specialized tools to perform mole-related conversions, helping users easily solve problems by setting up visual ratios and calculating results. Try it out to simplify your chemistry calculations and review mole conversions with a user-friendly interface.

Photomath#2

Photomath by Google LLC

Learn math, step-by-step
Strong Contender
πŸ“š Education
4.8😊(733K ratings)
FreeIn-App Purchases
#35in Education
Photomath screenshot 1
Photomath screenshot 2
Photomath screenshot 3
Photomath screenshot 4
Photomath screenshot 5

Photomath helps learners understand math step by step with accurate solutions, explanations, and various methods. Scan math problems to untangle complexities, access step-by-step explanations, expert-developed methods, word problem instructions, interactive graphs, video learning, and an advanced scientific calculator. Dive deeper with Photomath Plus for custom tutorials and textbook solutions.

What We Love

  • πŸš€ Helpful for homework and understanding concepts
  • πŸ‘ Provides step-by-step solutions and explanations
  • πŸ€– Accurate and reliable for solving equations
  • πŸ’‘ Useful for checking work and learning from mistakes

Room to Improve

  • πŸ’° Paywall for accessing step-by-step explanations
  • πŸ”’ Concerns about using the app to cheat
  • πŸ› Camera focusing issues and inability to solve certain problem types
Basic Calculator+#3

Basic Calculator+ by Best Free Apps

Basic Four Function Calculator
Worth Considering
πŸ”§ Utilities
4.9😊(243K ratings)
FreeAds
Basic Calculator+ screenshot 1
Basic Calculator+ screenshot 2

A user-friendly basic four-function calculator with a clear display and large buttons for easy calculations, available on both portrait and landscape modes. Download now for a straightforward and efficient way to handle your math tasks!

What We Love

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

Room to Improve

  • πŸ› Inconsistent click volume
  • πŸ› Ads can be intrusive or disruptive
  • πŸ› Missing backspace/delete function

More Harold Iwen apps to explore

4
Calculatorβ‚Š
Calculatorβ‚Š
Calculatorβ‚Š
Basic, Scientific, Plus Calc
Free

Try Calculatorβ‚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!

πŸ”§ Utilities
(1.7M)
5
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.

πŸ“š Education
(327)
6
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
MathMaster: Math Solver & Help
Homework Helper & AI Tutor
Free

An advanced math problem-solving app that helps users solve complex mathematical equations effortlessly. Take the challenge out of math with our intuitive and powerful solution. Try it now for easy solutions to your toughest math problems.

πŸ“š Education
(12K)
7
WolframAlpha
WolframAlpha
WolframAlpha
Knowledge, Homework, Calculate
Free

Get the ultimate homework and research tool with this app that offers step-by-step solutions, photo input, and a wide range of assistants for various subjects. Stay ahead of the curve in high school or college with Wolfram|Alpha. Subscribe to unlock premium features like step-by-step solutions for $9.99 per month or up to $59.99 per year.

πŸ“š Education
(124)
8
Calculator for iPadβ‚Š
Calculator for iPadβ‚Š
Calculator for iPadβ‚Š
Basic, Scientific, Plus Calc
Free

A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

πŸ”§ Utilities
(126K)
9
GraphNCalc83
GraphNCalc83
GraphNCalc83
Graphing calculator
$12.99

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.

πŸ“š Education
(3.8K)
10
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos, Inc.
Free

Explore math with a powerful graphing calculator application that allows you to plot various equations, use sliders for interactive adjustments, create tables for data input, analyze statistics, and more. Visit the website to access the free browser version and enhance your mathematical skills today.

πŸ“š Education
(1.3K)
11
Chegg Study - Homework Help
Chegg Study - Homework Help
Chegg Study - Homework Help
Expert Answers & College App
Free

Get expert answers to your homework questions and study smarter with the Chegg Study app. Access step-by-step solutions and live expert help 24/7. A must-have tool for all students aiming to excel in their academics.

πŸ“š Education
(205K)
12
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!

πŸ“Š Productivity
(452)
13
The Elements by Theodore Gray
The Elements by Theodore Gray
The Elements by Theodore Gray
Explore the Periodic Table
$9.99

Explore the world of elements with a visually stunning app that delves into the building blocks of the universe, offering in-depth information on each element along with 3D images and translations in multiple languages. Experience a new perspective on the periodic table with compelling stories, fun facts, and interactive features.

πŸ“š Education
(118)
14
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal to Fractions Converter
Free

This application is a powerful tool for calculating fractions with ease, providing users with a handy way to perform fraction-related calculations quickly and efficiently. Simplify your math tasks and crunch numbers effortlessly with this handy fraction calculator app.

πŸ“Š Productivity
(22K)
15
Math problem solver, photo
Math problem solver, photo
Math problem solver, photo
algebra, trigonometry scanner
Free

This app is a powerful math problem solver that assists pupils and students with their homework by offering solutions to a wide range of mathematical problems, including algebra and trigonometry. It provides tools for equation solving, graphical curve sketching, simplifications, transformations, and more. Optional subscription plans are available for additional features. Check it out now!

πŸ“š Education
(558)
16
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Math AI Homework Helper,Solver
Algebra calculator free of ads
Free

Get instant step-by-step math problem solutions with this ad-free app. Stop struggling and download now for free!

πŸ“š Education
(30K)
17
Studdy: AI Tutor & Math Solver
Studdy: AI Tutor & Math Solver
Studdy: AI Tutor & Math Solver
College & K-12 Homework Helper
Free

Get instant problem-solving support for math, science, and more with an AI tutor app. Simply snap a photo of a problem for step-by-step explanations and personalized instruction. Try it now for quick and accurate homework help!

πŸ“š Education
(13K)
18
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!

πŸ”§ Utilities
(357K)
19
Calculator HD Pro Lite
Calculator HD Pro Lite
Calculator HD Pro Lite
Basic & Scientific Calc
Free

A professional-grade calculator app designed for quick and accurate mathematical calculations on-the-go. Upgrade to the full version for advanced features and functionalities.

πŸ”§ Utilities
(51K)
20
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Scientific Graphing Calculator
$5.99

An advanced scientific graphing calculator app that is user-friendly and suitable for basic to advanced mathematics, offering a powerful math core and extensive support features. Ideal for engineers, math students, and more, with built-in documents for various calculations. Explore the world of advanced mathematics with ease and efficiency.

πŸ“š Education
(12K)