# Physics Formulas vs Problem solver

The clearest difference is price: Problem solver at Free against Physics Formulas's $0.99. Problem solver also leads on iOS requirement (8.0 vs 15.1). Physics Formulas's advantage is ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

Problem solver is free to download; Physics Formulas costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Physics Formulas ships an update every 7 months, Problem solver every 6 months. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Physics Formulas | Problem solver |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/physics-formulas/id814898894/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Paid | — |
| Size | 43 MB | 10 MB |
| Requires iOS | 15.1 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NSC CO. PTY LTD](https://appshunter.io/developer/579522076) | [Fabio Giuliani](https://appshunter.io/developer/1333671865) |

## What reviewers say

### Physics Formulas

[App page](https://appshunter.io/ios/app/physics-formulas/id814898894)

Access a comprehensive collection of physics formulas categorized for easy study and work. Features include calculation tools, multi-language support, and the ability to save and share formulas.

**Highlights:** Formula reference by category, In-app calculation tools, Support for 15 languages, Favorite formulas folder, Formula sharing functionality, Searchable formula database, Add custom formulas and notes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Problem solver

[App page](https://appshunter.io/ios/app/problem-solver-mechanics/id1435700320)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physics Formulas free?

Physics Formulas costs $0.99, with no in-app purchases.

### Is Problem solver free?

Problem solver is free to download, with no in-app purchases.

### Do Physics Formulas or Problem solver have ads?

Problem solver shows ads; Physics Formulas does not.

### Which is updated more often, Physics Formulas or Problem solver?

Physics Formulas ships an update every 7 months, and Problem solver every 6 months. Most recently, Physics Formulas was updated on October 2, 2026 and Problem solver on October 4, 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.*