# Formula Conversion vs Math Formula Equation

The clearest difference is update cadence: Math Formula Equation at every 3 weeks against Formula Conversion's every 26 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Formula Conversion sells 1 one-off in-app purchase and Math Formula Equation sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Formula Conversion ships an update every 26 months, Math Formula Equation every 3 weeks. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Formula Conversion | Math Formula Equation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-formula-equation/id6747263081/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 20 MB |
| Requires iOS | **14.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Janek Soomets](https://appshunter.io/developer/1315295062) | [MD HUSAIN FARUK](https://appshunter.io/developer/1787566978) |

## What reviewers say

### 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 |


### Math Formula Equation

[App page](https://appshunter.io/ios/app/math-formula-equation/id6747263081)

This app provides a comprehensive library of math formulas with detailed proofs, examples, and historical context. It covers topics from algebra to solid geometry, designed for students to understand and apply mathematical concepts effectively. Study offline with quick search and bookmarking features.

**Highlights:** Extensive formula library, Step-by-step proofs and derivations, Inventor and institute credit, Clear usage notes and examples, Offline access, Quick search and bookmarking, Dark mode support

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $7.99 | per year |


## Frequently asked questions

### Is Formula Conversion free?

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

### Is Math Formula Equation free?

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

### Do Formula Conversion or Math Formula Equation have ads?

Neither Formula Conversion nor Math Formula Equation shows ads.

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

Formula Conversion ships an update every 26 months, and Math Formula Equation every 3 weeks. Most recently, Formula Conversion was updated on September 10, 2026 and Math Formula Equation on September 16, 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.*