# ChemistryEquations vs Physics Equations and Terms

The clearest difference is ads: ChemistryEquations at none against Physics Equations and Terms's shown. ChemistryEquations also leads on update cadence (every 3 weeks vs every 20 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. ChemistryEquations sells 1 one-off in-app purchase and Physics Equations and Terms sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ChemistryEquations ships an update every 3 weeks, Physics Equations and Terms every 20 months. The most recent releases landed on November 8, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | ChemistryEquations | Physics Equations and Terms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/physics-equations-and-terms/id6743498850/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 20 months |
| Monetization | — | Ad-supported |
| Size | 13 MB | 13 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robert J Sarvis Jr](https://appshunter.io/developer/1531648349) | [Jakir Hossain](https://appshunter.io/developer/939662527) |

## What reviewers say

### ChemistryEquations

[App page](https://appshunter.io/ios/app/chemistryequations/id6738890420)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Advanced Equations | $0.99 | one-time |


### Physics Equations and Terms

[App page](https://appshunter.io/ios/app/physics-equations-and-terms/id6743498850)

Access a comprehensive collection of essential physics equations, formulas, and definitions. This app provides an easy-to-understand format for students of all levels, with offline access and powerful search capabilities.

**Highlights:** Detailed physics equations, Glossary of terms, Search and filter functionality, Offline access, Covers multiple physics branches

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Physics Equations Premium | $4.99 | one-time |


## Frequently asked questions

### Is ChemistryEquations free?

ChemistryEquations is free to download, with in-app purchases available.

### Is Physics Equations and Terms free?

Physics Equations and Terms is free to download, with in-app purchases available.

### Do ChemistryEquations or Physics Equations and Terms have ads?

Physics Equations and Terms shows ads; ChemistryEquations does not.

### Which is updated more often, ChemistryEquations or Physics Equations and Terms?

ChemistryEquations ships an update every 3 weeks, and Physics Equations and Terms every 20 months. Most recently, ChemistryEquations was updated on November 8, 2026 and Physics Equations and Terms on November 12, 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.*