Physics vs Photronium
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Physics
This interactive reference app provides a comprehensive collection of physics terms, formulas, and calculators. It's designed to help users prepare for tests and Olympiads by offering clear explanations, interactive tables, and internal search functionality.
- 280+ physics terms and definitions
- 250+ categorized physics formulas
- 180+ interactive calculators
- Interactive tables for knowledge assimilation
- Internal search for terms and formulas
- Convenient in-app navigation
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“Physics - Formulas and Calculators” is an interactive reference book of terms, formulas and tables. In the reference book you will find theory, terms and formulas divided into categories. Each formula contains a concise description as well as variable designations. With our app you will be able to prepare for physics tests or Olympiads. In this app we have collected for you: - 280+ terms, words and phrases that are characteristic designations for the term; - 250+ formulas that are categorized by the main sections of physics; - 180+ calculators that will help you at any time. With their help you will cope with any problem, equation or example; - A collection of interactive tables, with the help of which you can: informally assimilate the topic, consciously work with educational literature and independently eliminate gaps in knowledge; - Internal search by terms and formulas; - Convenient navigation in the application. “Physics - Formulas and Calculators” will help you: 1. Prepare for a lesson, exam or Olympiad at any time; 2. Deepen your knowledge in your favorite subject; 3. Learn formulas in physics; 4. Understand and memorize new terms and their meanings; 5. Recall or find the correct formula; 6. Solve any problem with our calculators. Prepare for exams and Olympiads with your mobile. Now you have a new tool that will help you more than once on a test, practical work or in preparation for exams.
Photronium
Access over 360 physics equations with clear explanations and powerful search tools. Test your knowledge with custom quizzes and learn offline anywhere, anytime. This educational reference is designed for learners of all levels.
- 360+ physics equations
- Offline access
- Intelligent Search
- Symbol Search
- Customizable quizzes
- Bookmarking
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With over 360 physics equations explained in a clear, easy-to-understand way and a flexible search system, Photronium can be an immensely helpful tool for learners of any level. PHYSICS AT YOUR FINGERTIPS Look up any physics equation, with topics including: • Motion in One Dimension • Projectile Motion • Laws of Motion • Uniform Circular Motion • Work and Energy • Linear Momentum and Collisions • Rotation of Rigid Bodies • Universal Gravitation • Fluid Mechanics • Oscillatory Motion • Wave Motion • Sound Waves • Thermodynamics • Electromagnetism • Light and Optics • Relativity • Quantum Physics All available offline, so you can learn anywhere, anytime. MEMORY QUIZ Test your knowledge by taking quizzes! Bookmark any section that interests you, and Photronium will automatically create quizzes based on those bookmarks. INTELLIGENT SEARCH & SYMBOL SEARCH Just type anything. Intelligent Search can work with the most ambiguous descriptions, like “atom”, “lens”, “radiation”, “Newton”, and “phase angle”. And when you need to find a physics formula without any description, Symbol Search provides a discovery experience you’ve never seen before. FREE & NO ADS Photronium comes with over 360 physics equations, Intelligent Search, Symbol Search, Widgets, Bookmarks, Suggested Websites, and Dark Mode all available for free and ad-free. With Extras, you can purchase more features and support the app’s development. Have questions or feedback? From the app, open Extras and send a report.
Screenshots
Verdict
The clearest difference is rating: Photronium at 5.0 against Physics's 4.7. On price, review sentiment, ratings volume and update cadence 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. Physics sells 4 in-app purchases, starting at $1.99 per month and Photronium sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Photronium holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 20 and 10 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Physics ships an update every 2 months, Photronium monthly. Both last shipped on October 29, 2026.
| Parameter | Physics | Photronium |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (20 ratings) | 5.0 (10 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 20 — better | 10 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 30 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Nikita Chernykh | Hao Nguyen |
Customer experience
Physics
Photronium
In-app purchases
Physics
- Professional 1 Month$1.991 Month
- Professional 6 Month$6.996 Months
- Professional 12 Month$14.991 Year
- Professional - unlimited$24.99
Photronium
- Multicolored Bookmarks$0.99
Questions
Is Physics free?
Is Photronium free?
Which has better reviews, Physics or Photronium?
Do Physics or Photronium have ads?
Which is updated more often, Physics or Photronium?
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