Best A) How Many Co2 Molecules Are Produced For Every O2 Molecule Consumed? Apps &amp; Games

Build molecules in 3DSupports oxygen, nitrogen, chlorine, carbon, hydrogenDouble and triple bond creation

Create and view 3D molecular models with an intuitive editor. Supports various elements, bond types, and conformations, with undo/redo functionality. Share your creations easily via messaging and email.

Algebrator: Step Math Solver

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free

Solutions for Algebra Problems

Photo math problem solverStep-by-step solutionsDetailed explanations

Solve algebra problems by taking a photo or manually entering them. Get detailed, step-by-step solutions with explanations to understand how each problem is solved. Supports a wide range of math topics and graphing.

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O Level Biology Quiz Questions

O Level Biology Quiz

1800+ Biology MCQsSelf-assessment testsRevision notes

Practice over 1800 multiple-choice questions for O Level Biology. This app offers self-assessment tests and revision notes covering various biology topics, ideal for online learning and exam preparation.

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Molecules by Theodore Gray

by NatureGuides Ltd.

$9.99

Explore the molecular world with interactive simulations and detailed information. Discover how elements form compounds and witness the dynamic dance of quantum mechanics through touch. This app offers a fun and educational way to understand the nature of substances.

Touch-interactive molecular dynamics simulationBend, squeeze, and shape moleculesAdjust temperature to observe reactions

StudyPug — Expert Math Tutors

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paid

Simple Math in Plain English

5,000+ video lessons by certified teachersPhoto search for math problemsStep-by-step explanations

This app offers over 5,000 video lessons created by certified teachers to help K-12 and college students master math and English. It includes features like photo problem search, practice exercises with feedback, and progress tracking, along with test prep for various standardized exams.

Explore the intricate world of cells in a 3D environment, from the overall structure down to molecular details. Tap on terms to receive clear, contextual explanations powered by on-device AI, adapting to your learning level. Designed for students and educators to foster a deeper understanding of cell biology.

3D cell explorationOn-device AI definitionsMulti-level explanations

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Keto Diet App: Keto Manager

Carb Cycle & Macro Tracker App

Voice recognition for food loggingAutomatic macro and net carb calculatorLow-carb eating insights

This app simplifies low-carb and macro tracking for weight loss and diabetes management. It uses voice recognition for easy food logging, offers automatic nutrient calculation, and provides community support. Access recipes, meal plans, and health insights to support your diet.

💪 Health & Fitness

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The Best Calculator - Calc Pro

10 Powerful Calculators

10 powerful calculators (Standard, Scientific, Graphing, etc.)10 financial worksheets (Mortgage, Loan, Compound Interest, etc.)Unit Converter with 3000+ conversions

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.

🔧 Utilities

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Infinite Alchemy - AI Craft

Endless Element Merge: Combine

AI-generated element combinationsEndless discovery and creationElement sorting and resetting

Combine elements to discover new ones in this endless puzzle game. Our AI generates logical results for each combination, allowing you to explore thousands of unique creations. Sort and reset your discoveries, with a helpful solver for tricky recipes.

🎮 Games

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EcoGPT - Regenerative AI

Chat to plant trees

AI chatbot for writing and ideationEnvironmentally responsible AI processingEco-impact dashboard

This AI chatbot offers powerful writing, thinking, and creative assistance with a focus on reducing environmental impact. It provides efficient processing and transparent eco-tracking, allowing users to contribute to tree planting with their usage.

📊 Productivity

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Unit Converter - Convert all

Currency, Temperature, Length

Real-time currency conversionsExtensive unit categories (weight, temp, length, volume, etc.)Simple and intuitive interface

Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.

✈️ Travel

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by HudsonAlpha Institute for Biotechnology

HudsonAlpha iCell

3D interactive cell modelsAnimal, plant, and bacteria cell examplesTap to select and learn organelle functions

Explore the inner workings of animal, plant, and bacteria cells in a 3D interactive environment. Tap on cellular components to learn their names and functions. Rotate and zoom to get a comprehensive understanding of cellular biology.

The World of Molecules

3D molecular visualizationSpace filling modeBall-and-stick mode

Visualize the 3D structures of molecules using data from PubChem and Protein Data Bank. Explore molecules in various viewing modes and download an extensive library of compounds.

🔧 Utilities

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free

Solvo: AI Homework Helper

Scan to Solve Math Problems

Scan and solve math, chemistry, physics, biology problemsStep-by-step learning explanationsAI flashcard creation

This AI-powered app helps students with homework across various subjects. It offers step-by-step solutions for math, science problems, and can create study flashcards. Users can also get summaries of documents and web pages.

Periodic Table: Chemistry 2026

(5.4K)

freemium

Chemistry in your phone!

Interactive Periodic TableDetailed Element Cards3300+ Isotopes

Explore the universe's language with this interactive chemistry app. It offers a clear, visual, and fact-based approach to understanding elements, isotopes, and chemical reactions. Ideal for students, educators, and curious minds.

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Ecosia: Search to plant trees

Plant trees as you browse.

Plant trees with every searchFund climate actionSupport local communities

This search engine allows users to plant trees by browsing the internet. It uses ad revenue to fund reforestation projects, support communities, and combat climate change. Your data is kept private and searches are encrypted.

🔧 Utilities

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Kunduz: Elevate Student Scores

Expert Q&A 24/7: Learn & Excel

24/7 expert tutor availabilityPhoto upload for problem submissionPersonalized step-by-step solutions

Get instant, personalized, step-by-step solutions to your high school and college questions from expert tutors 24/7. Simply upload a photo of your problem and receive expert help via chat to master challenging subjects.

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