# Physics Homework vs Photronium

The clearest difference is rating: Photronium at 5.0 against Physics Homework's 3.9. Photronium also leads on review sentiment (100% vs 67%). Physics Homework's advantage is update cadence (every 3 days vs monthly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Physics Homework sells 9 one-off in-app purchases 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 3.9. Both are backed by a comparable volume of ratings — 18 and 10 respectively. Written reviews point the same way: 67% of Physics Homework's written reviews are positive against 100% of Photronium's.

Physics Homework ships an update every 3 days, Photronium monthly. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Physics Homework | Photronium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (18 ratings)](https://appshunter.io/ios/app/physics-homework/id1445367125/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/photronium-physics-equations/id1546383517/reviews)** |
| Number of ratings | **18** | 10 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 59 MB |
| Requires iOS | **16.1** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [V2 App, LLC](https://appshunter.io/developer/1034957371) | [Hao Nguyen](https://appshunter.io/developer/1546383519) |

## What reviewers say

### Physics Homework

[App page](https://appshunter.io/ios/app/physics-homework/id1445367125)

This app provides step-by-step solutions and detailed explanations for trigonometry-based physics homework problems. It includes various calculators for kinematics, forces, and collisions, along with scenario modeling for deeper understanding.

**Highlights:** Step-by-step problem solving, Vector calculations, Kinematics calculators, Newton's Laws solver, Momentum and collision analysis, Torque calculations, Scenario modeling

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Semester Promo Pass (5 Months) | $0.99 | one-time |
| Two Day Pass Promo | $0.99 | one-time |
| Two Day Pass | $1.99 | one-time |
| Two Week Pass | $2.99 | one-time |
| Semester Pass (5 Months) | $2.99 | one-time |
| One Month - AP Exam Promotion | $4.99 | one-time |
| One Month Pass | $5.99 | one-time |
| Two Month Pass Promotion | $8.99 | one-time |
| Two Month Pass | $11.99 | one-time |


### Photronium

[App page](https://appshunter.io/ios/app/photronium-physics-equations/id1546383517)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multicolored Bookmarks | $0.99 | one-time |


## Frequently asked questions

### Is Physics Homework free?

Physics Homework 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 Homework or Photronium?

Photronium is rated higher. Physics Homework averages 3.9 out of 5 from 18 ratings, while Photronium averages 5.0 from 10 ratings.

### Do Physics Homework or Photronium have ads?

Neither Physics Homework nor Photronium shows ads.

### Which is updated more often, Physics Homework or Photronium?

Physics Homework ships an update every 3 days, and Photronium monthly. Most recently, Physics Homework was updated on October 21, 2026 and Photronium on October 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*