# Basic Math Rules vs Formula Conversion

The clearest difference is price: Formula Conversion at Free against Basic Math Rules's $0.99. Formula Conversion also leads on device support (3 vs 1) and iOS requirement (14.1 vs 26.0). Basic Math Rules's advantage is in-app purchases (none vs 1) and update cadence (every 9 months vs every 26 months). On ads there is nothing between them.

Formula Conversion is free to download; Basic Math Rules costs $0.99 up front. Formula Conversion sells 1 one-off in-app purchase. Basic Math Rules asks for nothing beyond the download.

Basic Math Rules ships an update every 9 months, Formula Conversion every 26 months. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Basic Math Rules | Formula Conversion |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/basic-math-rules/id536941115/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 26 months |
| Monetization | Paid | — |
| Size | 2 MB | 2 MB |
| Requires iOS | 26.0 | **14.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Russell Shannon](https://appshunter.io/developer/505317310) | [Janek Soomets](https://appshunter.io/developer/1315295062) |

## What reviewers say

### Basic Math Rules

[App page](https://appshunter.io/ios/app/basic-math-rules/id536941115)

This app provides clear explanations of pre-algebra rules, designed to help users understand how to solve any problem. Developed by a former math professor, it aims to be a straightforward resource for learning essential concepts.

**Highlights:** Clear rule explanations, Pre-algebra problem solving, Developed by former math professor, Focus on understanding concepts

**Features:** Vision Pro support

**In-app purchases:** none


### Formula Conversion

[App page](https://appshunter.io/ios/app/formula-conversion/id1586539965)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Formula Conversion | $3.99 | one-time |


## Frequently asked questions

### Is Basic Math Rules free?

Basic Math Rules costs $0.99, with no in-app purchases.

### Is Formula Conversion free?

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

### Do Basic Math Rules or Formula Conversion have ads?

Neither Basic Math Rules nor Formula Conversion shows ads.

### Which is updated more often, Basic Math Rules or Formula Conversion?

Basic Math Rules ships an update every 9 months, and Formula Conversion every 26 months. Most recently, Basic Math Rules was updated on October 17, 2026 and Formula Conversion on October 14, 2026.

---

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