# xFormula vs RankRow

The clearest difference is in-app purchases: RankRow at none against xFormula's 4. xFormula's advantage is ads (none vs shown) and iOS requirement (16.1 vs 26.2). On price, update cadence and device support there is nothing between them.

Both are free to download. xFormula sells 4 in-app purchases, starting at $1.99 per month. RankRow asks for nothing beyond the download.

xFormula ships an update every 3 weeks, RankRow every 2 weeks. The most recent releases landed on October 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | xFormula | RankRow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (55 ratings)](https://appshunter.io/ios/app/xformula-equation-editor/id1477136751/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 84.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 12 MB |
| Requires iOS | **16.1** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [煦 张](https://appshunter.io/developer/494537607) | [Tak Fai Chung](https://appshunter.io/developer/1868359972) |

## What reviewers say

### xFormula

[App page](https://appshunter.io/ios/app/xformula-equation-editor/id1477136751)

Create and edit mathematical equations with a visual interface. Export your work as images, LaTeX, MathML, or UnicodeMath for use in documents and presentations. Features include image recognition, formula libraries, and custom keyboards.

**Highlights:** Visual equation editing, Export to image, LaTeX, MathML, UnicodeMath, Image recognition for formulas, Organized formula libraries, Customizable keyboard for symbols, Keyboard extension for other apps

**Features:** Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 1 Month (Auto-Renewable) | $1.99 | per month |
| Advanced (Lifetime) | $9.99 | one-time |
| Basic (Lifetime) | $11.99 | one-time |
| Pro (Lifetime) | $18.99 | one-time |


### RankRow

[App page](https://appshunter.io/ios/app/rankrow/id6758984421)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is xFormula free?

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

### Is RankRow free?

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

### Do xFormula or RankRow have ads?

RankRow shows ads; xFormula does not.

### Which is updated more often, xFormula or RankRow?

xFormula ships an update every 3 weeks, and RankRow every 2 weeks. Most recently, xFormula was updated on October 25, 2026 and RankRow on September 10, 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.*