# Champion's Lab vs ZOJA

Champion's Lab and ZOJA 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.

Champion's Lab ships an update every 4 months, ZOJA every 3 months. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Champion's Lab | ZOJA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Size | 41 MB | 40 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Champion's Lab Training LLC](https://appshunter.io/developer/1896693175) | [Marusa Mocnik s.p.](https://appshunter.io/developer/6781284648) |

## What reviewers say

### Champion's Lab

[App page](https://appshunter.io/ios/app/champions-lab/id6769847847)

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

**In-app purchases:** none


### ZOJA

[App page](https://appshunter.io/ios/app/zoja/id6781284316)

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

**In-app purchases:** none


## Frequently asked questions

### Is Champion's Lab free?

Champion's Lab is free to download, with no in-app purchases.

### Is ZOJA free?

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

### Do Champion's Lab or ZOJA have ads?

Neither Champion's Lab nor ZOJA shows ads.

### Which is updated more often, Champion's Lab or ZOJA?

Champion's Lab ships an update every 4 months, and ZOJA every 3 months. Most recently, Champion's Lab was updated on October 28, 2026 and ZOJA on October 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.*