# Physics Formulas vs EGK Calculus AR

The clearest difference is price: Physics Formulas at $0.99 against EGK Calculus AR's $19.99. Physics Formulas also leads on chart position (#196 vs unranked) and iOS requirement (13.4 vs 18.5). EGK Calculus AR's advantage is update cadence (every 2 months vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

Physics Formulas costs $0.99 and EGK Calculus AR $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Physics Formulas ships an update every 4 months, EGK Calculus AR every 2 months. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Physics Formulas | EGK Calculus AR |
| --- | --- | --- |
| Price | **$0.99** | $19.99 |
| 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 | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | — |
| Best chart rank | **#196** | — |
| Size | 28 MB | 1 MB |
| Requires iOS | **13.4** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [NSC CO. PTY LTD](https://appshunter.io/developer/579522076) | [Isaac Eng Gian Khor](https://appshunter.io/developer/1808933315) |

## What reviewers say

### Physics Formulas

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

**Currently charting:** #196 Top Paid · Education (US App Store)

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


### EGK Calculus AR

[App page](https://appshunter.io/ios/app/egk-calculus-ar/id6748884900)

**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 EGK Calculus AR free?

EGK Calculus AR costs $19.99, with no in-app purchases.

### Do Physics Formulas or EGK Calculus AR have ads?

Neither Physics Formulas nor EGK Calculus AR shows ads.

### Which is updated more often, Physics Formulas or EGK Calculus AR?

Physics Formulas ships an update every 4 months, and EGK Calculus AR every 2 months. Most recently, Physics Formulas was updated on September 13, 2026 and EGK Calculus AR on September 17, 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.*