# Marshall Strength vs Obsidian Training Center

Marshall Strength and Obsidian Training Center are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | Marshall Strength | Obsidian Training Center |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Size | 40 MB | 41 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marshall Strength Inc](https://appshunter.io/developer/1846140724) | [Chana Forstall](https://appshunter.io/developer/6778940464) |

## What reviewers say

### Marshall Strength

[App page](https://appshunter.io/ios/app/marshall-strength/id6753987009)

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

**In-app purchases:** none


### Obsidian Training Center

[App page](https://appshunter.io/ios/app/obsidian-training-center/id6778940462)

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

**In-app purchases:** none


## Frequently asked questions

### Is Marshall Strength free?

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

### Is Obsidian Training Center free?

Obsidian Training Center is free to download, with no in-app purchases.

### Do Marshall Strength or Obsidian Training Center have ads?

Neither Marshall Strength nor Obsidian Training Center shows ads.

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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.*