# ChainPad Junior vs Inventorium Lab

ChainPad Junior and Inventorium Lab are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ChainPad Junior ships an update weekly, Inventorium Lab every 9 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ChainPad Junior | Inventorium Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Size | 29 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hai Pham Ngoc](https://appshunter.io/developer/1874836430) | [Vuong Ngo Minh](https://appshunter.io/developer/6775538768) |

## What reviewers say

### ChainPad Junior

[App page](https://appshunter.io/ios/app/chainpad-junior/id6758757445)

**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 ChainPad Junior free?

ChainPad Junior 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 ChainPad Junior or Inventorium Lab have ads?

Neither ChainPad Junior nor Inventorium Lab shows ads.

### Which is updated more often, ChainPad Junior or Inventorium Lab?

ChainPad Junior ships an update weekly, and Inventorium Lab every 9 days. Most recently, ChainPad Junior was updated on October 17, 2026 and Inventorium Lab on October 24, 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.*