iLearnPhysics vs Physics Answers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iLearnPhysics
Master physics concepts with tutorials, a formula calculator, and quizzes. Explore mechanics and electromagnetism topics. Upgrade to unlock additional content and enhance your learning experience.
- Core concept tutorials
- Formulas calculator
- Quizzes
- Mechanics topics
- Electromagnetism topics
- Pro version upgrade
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This app helps you to understand Physics easily and fast with core concept tutorials, formulas calculator and quizzes. The app features a comprehensive list of formulas for the topics listed bellow, each with a smart formula calculator that allows you to solve any variable within the formula. Use the in-app purchase to upgrade to the Pro version for access the additional contents (11 tutorials). In the free version you can access only 4 tutorials. The list of topics covered by this app: - MECHANICS - 1. Motion in One Dimension Section 1. Distance and Displacement Section 2. Speed and Velocity Section 3. Position-time graph and Velocity-time graph Section 4. Acceleration Section 5. Equations of Motion 2. Forces and Newton's Laws Section 1. What is a Force Section 2. Newton's First Law of Motion Section 3. Newton's Second Law of Motion Section 4. Newton's Third Law Section 5. Weight and Normal Forces Section 6. Friction Force 3. Forces in Two Dimensions Section 1. Break down forces into components Section 2. Addition of Forces Section 3. Free body diagram 4. Free Fall and Projectile Motion Section 1. Free fall Section 2. Projectile Motion Section 3. Horizontal Projection Section 4. Angular Projection 5. Momentum and Collisions Section 1. Momentum Section 2. Impulse Section 3. Impulse-Momentum Theorem Section 4. Conservation of Momentum Section 5. Types of Collisions 6. Circular Motion and Rotation Section 1. Arc Length and Radian Measure Section 2. Uniform Circular Motion Section 3. Centripetal and Centrifugal Forces Section 4. Rotational Motion 7. Mechanics of Solids and Fluids Section 1. Fluids and Solids: Fundamentals Section 2. Mechanical Properties of Solids Section 3. Mechanical Properties of Fluids Section 4. Pascal's principle (Pascal's law) Section 5. Archimedes' principle - ELECTROMAGNETISM - 1. Electrostatics Section 1. Net Electrical Charge Section 2. Conductors and Insulators Section 3. Charged Objects Section 4. Coulomb's Law 2. Circuit Elements Section 1. Electric Field Section 2. Electric Potential Difference Section 3. Flow of Charge: The Current Section 4. Passive Circuit Elements Section 5. Active Circuit Elements 3. Electric Circuits Section 1. Ohm's Law Section 2. Kirchhoff's current law (KCL) Section 3. Kirchhoff's voltage law (KVL) Section 4. Series Circuits Section 5. Parallel Circuits Section 6. Series-Parallel Combination Circuits 4. Magnetism Section 1. Magnetic Field Section 2. The Earth’s Magnetic Field Section 3. Magnetic Force on Moving Charges Section 4. Magnetic Field from a Wire 5. Waves and Sound Section 1. The Nature of Waves Section 2. Wave Properties Section 3. The Behavior of Waves Section 4. The Nature of Sound Section 5. Sound Properties Section 6. The Doppler Effect 6. Optics Section 1. The Electromagnetic Spectrum Section 2. Luminous and Illuminated Bodies Section 3. Reflection of Light Waves Section 4. Refraction of Light Waves Section 5. Concave and Convex Mirrors Section 6. Convex and Concave Lenses - THERMODYNAMICS - 1. Energy, Work and Heat Section 1. System, Surroundings and Boundary Section 2. Closed, Open and Isolated Systems Section 3. Intensive and extensive properties Section 4. States and Processes Section 5. Energy Section 6. Work Section 7. Heat 2. Laws of Thermodynamics Section 1. Zeroth Law of Thermodynamics Section 2. First Law of Thermodynamics Section 3. The Second Law of Thermodynamics Section 4. The Third Law of Thermodynamics ** DO NOT USE AS CHEAT SHEET ON AN EXAM IF IT IS NOT ALLOWED.
Physics Answers
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Biobrain is an essential learning tool for anyone studying Physics! Or anyone who wants to know more about Physics! What makes it great? Biobrain allows you to not only test yourself on key knowledge but also provides detailed learning material with comprehensive diagrams. Biobrain makes learning fun! Biobrain takes the need away from carrying heavy textbooks with you and has the content in a simple and easy to use format. Who needs a tutor when you have Biobrain!! Study anywhere, anytime with Biobrain. _________________________________________________ WHY YOU WILL LOVE BIOBRAIN… ESSENTIAL LEARNING MATERIAL AT YOUR FINGERTIPS Choose a topic and work your way through the learning material and quizzes that assess your understanding. PERFECT TOOL TO USE TO REVISE FOR A TEST OR EXAM With thousands of questions, it’s a great way to revise before class tests. YOUR QUIZ RESULTS ARE TRACKED Previous quiz results are stored to enable you to track your progress throughout your course. YOUR OWN COMPREHENSIVE GLOSSARY AT YOUR FINGERTIPS Thousands of key biological terms are defined and illustrated. LEARNING MATERIAL IS GRADED OVER THREE LEVELS Master level 1 content and test yourself at Level 2 or 3. YOUR ABILITY TO REPEAT QUIZZES The opportunity to quickly and easily repeat a quiz that you need to improve your result on. _________________________________________________ USEFUL FOR PHYSICS STUDENTS STUDYING Secondary school Physics completing the following courses: • NGSS Physics • AP Physics • High school Physics University students studying: • AP Physics • Physical Sciences • Physics • Biomed Science • Medicine • Science _________________________________________________ POWERFUL FEATURES AT YOUR FINGERTIPS Biobrain packs all these capabilities and so much more: • Ability to search for a glossary term. • Search the learning material to find a topic you need to brush up on. • Comprehensive biological diagrams to help you understand difficult concepts. • Multiple types of quiz questions – multiple choice, true / false, short answer, drop down and many more. • Hints for quiz questions. • Multiple attempts at questions. • Quiz questions graded over three levels. • Excellent scientific diagrams. • Learning material included links to an illustrated glossary to assist learning without leaving the screen. • Review answers to questions. This unmatched set of features combines with an intuitive interface to make Physics Answers – AP Physics an essential app for secondary school and university Physics students. Download now!! _________________________________________________ FOR INSPIRATION & SUPPORT: > Instagram: @biobrain_app > Email: support@biobrain.com.au > Web: http://www.biobrain.com.au A subscription ton Biobrain allows you to access all the content. You can subscribe and pay through your iTunes account. Payment will be charged to your iTunes account at confirmation of purchase. Your subscription will automatically renew unless cancelled 24 hours before the end of the current period. Your account will be charged for the renewal within 24 hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renew may be turned off after purchase by going to the “Manage Subscription’ page in settings. Any unused. Portion of the free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. The subscription will renew at the same cost. Terms of Service: https://biobrain.com.au/terms-of-service/ Privacy policy: https://www.biobrain.com.au/privacy
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Verdict
The clearest difference is update cadence: Physics Answers at every 3 months against iLearnPhysics's every 51 months. iLearnPhysics's advantage is iOS requirement (9.0 vs 11.4). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. iLearnPhysics sells 1 one-off in-app purchase and Physics Answers sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
iLearnPhysics ships an update every 51 months, Physics Answers every 3 months. The most recent releases landed on August 18, 2026 and September 9, 2026 respectively.
| Parameter | iLearnPhysics | Physics Answers |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (11 ratings) — better | — |
| Positive reviews | 58.8% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 51 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 11.4 |
| Further details — not scored | ||
| Size | 71 MB | 111 MB |
| Age rating | 4+ | 4+ |
| Developer | Paul Cotarlea | Biobrain Learning Pty Ltd |
In-app purchases
iLearnPhysics
- Upgrade to Pro$0.99
Physics Answers
- All Content$9.991 Month
- All Content$49.991 Year
Questions
Is iLearnPhysics free?
Is Physics Answers free?
Do iLearnPhysics or Physics Answers have ads?
Which is updated more often, iLearnPhysics or Physics Answers?
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