Comparison

Physics vs Photronium

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Read full description

“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.

About

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.

Highlights
  • 360+ physics equations
  • Offline access
  • Intelligent Search
  • Symbol Search
  • Customizable quizzes
  • Bookmarking
Read full description

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

Physics4 screens
Photronium4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

Physics ships an update every 2 months, Photronium monthly. Both last shipped on October 29, 2026.

Scorecard1 real difference · 9 level
Physics versus Photronium: the parameters behind the verdict, then further details
ParameterPhysicsPhotronium
PriceFreeFree
Rating4.7 (20 ratings)5.0 (10 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings20 — better10
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.4 — better
Further details — not scored
Size30 MB59 MB
Age rating4+4+
DeveloperNikita ChernykhHao Nguyen

Customer experience

Physics

All ratings19 ratings
Positive94.7%
Neutral0.0%
Negative5.3%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Photronium

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Physics

Subscriptions3
  • Professional 1 Month$1.991 Month
  • Professional 6 Month$6.996 Months
  • Professional 12 Month$14.991 Year
One-time1
  • Professional - unlimited$24.99
1 purchases

Photronium

One-time1
  • Multicolored Bookmarks$0.99

Questions

Is Physics free?
Physics is free to download, with in-app purchases available.
Is Photronium free?
Photronium is free to download, with in-app purchases available.
Which has better reviews, Physics or Photronium?
Photronium is rated higher. Physics averages 4.7 out of 5 from 20 ratings, while Photronium averages 5.0 from 10 ratings.
Do Physics or Photronium have ads?
Neither Physics nor Photronium shows ads.
Which is updated more often, Physics or Photronium?
Physics ships an update every 2 months, and Photronium monthly. Most recently, Physics was updated on October 29, 2026 and Photronium on October 29, 2026.

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