# MathX. vs Treebii

The clearest difference is update cadence: Treebii at fortnightly against MathX.'s every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MathX. ships an update every 14 months, Treebii fortnightly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | MathX. | Treebii |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Fortnightly** |
| Size | 91 MB | 77 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [School of Science and Technology, Singapore](https://appshunter.io/developer/649690368) | [Dai Su Quach](https://appshunter.io/developer/1862073797) |

## What reviewers say

### MathX.

[App page](https://appshunter.io/ios/app/mathx/id1434950136)

**Features:** macOS Compatibility

**In-app purchases:** none


### Treebii

[App page](https://appshunter.io/ios/app/treebii-master-english/id6756645532)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathX. free?

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

### Is Treebii free?

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

### Do MathX. or Treebii have ads?

Neither MathX. nor Treebii shows ads.

### Which is updated more often, MathX. or Treebii?

MathX. ships an update every 14 months, and Treebii fortnightly. Most recently, MathX. was updated on October 15, 2026 and Treebii on October 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.*