# Principle Guy vs ErgoGym

The clearest difference is update cadence: Principle Guy at every 2 days against ErgoGym's every 3 weeks. 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.

Principle Guy ships an update every 2 days, ErgoGym every 3 weeks. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Principle Guy | ErgoGym |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 88 MB | 110 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ERIK GARAJ](https://appshunter.io/developer/1712490237) | [OnGym s.r.o.](https://appshunter.io/developer/1665717678) |

## What reviewers say

### Principle Guy

[App page](https://appshunter.io/ios/app/principle-guy/id6469705600)

**In-app purchases:** none


### ErgoGym

[App page](https://appshunter.io/ios/app/ergogym-bratislava/id6514317859)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Principle Guy free?

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

### Is ErgoGym free?

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

### Do Principle Guy or ErgoGym have ads?

Neither Principle Guy nor ErgoGym shows ads.

### Which is updated more often, Principle Guy or ErgoGym?

Principle Guy ships an update every 2 days, and ErgoGym every 3 weeks. Most recently, Principle Guy was updated on October 14, 2026 and ErgoGym on October 20, 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.*