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 app provides a comprehensive collection of over 120 physics formulas across various topics like mechanics, relativity, and thermodynamics. It includes a search function, unit conversions, and physics constants, with many formulas featuring integrated calculators for easy problem-solving.

Highlights
  • 120+ physics formulas
  • Mechanics, relativity, thermodynamics coverage
  • Search function for formulas
  • Integrated formula calculators
  • Physics constants and unit conversions
Features
Read full description

Physics++ is the perfect companion for physics students and students of other science classes. Physics++ is a collection of physics formulas. The more than 120 formulas cover the topics mechanics, relativity, fluid mechanics, thermodynamics and electrodynamics. In addition there is a small number of primitives and a section with often used units. Physics constants are also included. With the search function formulas can now be found even faster. Most formulas have a calculator attached to them. So you can easily calculate values in exercises. In future update the number of formulas and constants will be increased.

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

Physics++4 screens
Photronium4 screens

Verdict

The call

The clearest difference is price: Photronium at Free against Physics++'s $0.99. Photronium also leads on rating (5.0 vs 3.9) and review sentiment (100% vs 68%). Physics++'s advantage is in-app purchases (none vs 1) and iOS requirement (14.5 vs 16.4). On ratings volume, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Photronium is free to download; Physics++ costs $0.99 up front. Photronium sells 1 one-off in-app purchase. Physics++ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Photronium holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 8 and 8 respectively. Written reviews point the same way: 68% of Physics++'s written reviews are positive against 100% of Photronium's.

UpkeepUpdate frequency

Physics++ ships an update every 5 weeks, Photronium monthly. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

Scorecard6 real differences · 4 level
Physics++ versus Photronium: the parameters behind the verdict, then further details
ParameterPhysics++Photronium
Price$0.99Free — better
Rating3.9 (8 ratings)5.0 (8 ratings) — better
Positive reviews68.2% of reviews100.0% of reviews — better
Number of ratings88
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.5 — better16.4
Further details — not scored
Size75 MB59 MB
Age rating4+4+
DeveloperDominik HauserHao Nguyen

Customer experience

Physics++

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews44 reviews
Positive68.2%
Neutral11.4%
Negative20.5%

Photronium

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

In-app purchases

None

Physics++

No in-app purchases

1 purchases

Photronium

One-time1
  • Multicolored Bookmarks$0.99

Questions

Is Physics++ free?
Physics++ costs $0.99, with no in-app purchases.
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 3.9 out of 5 from 8 ratings, while Photronium averages 5.0 from 8 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 5 weeks, and Photronium monthly. Most recently, Physics++ was updated on September 21, 2026 and Photronium on September 18, 2026.

Other comparisons