# Math vs Inventorium Lab

The clearest difference is update cadence: Math at daily against Inventorium Lab's every 9 days. 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.

Math ships an update daily, Inventorium Lab every 9 days. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Math | Inventorium Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Size | 44 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duc Trong Than](https://appshunter.io/developer/1860842236) | [Vuong Ngo Minh](https://appshunter.io/developer/6775538768) |

## What reviewers say

### Math

[App page](https://appshunter.io/ios/app/math-e/id6756486005)

**Features:** macOS Compatibility

**In-app purchases:** none


### Inventorium Lab

[App page](https://appshunter.io/ios/app/inventorium-lab/id6787925145)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math free?

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

### Is Inventorium Lab free?

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

### Do Math or Inventorium Lab have ads?

Neither Math nor Inventorium Lab shows ads.

### Which is updated more often, Math or Inventorium Lab?

Math ships an update daily, and Inventorium Lab every 9 days. Most recently, Math was updated on October 5, 2026 and Inventorium Lab on September 25, 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.*