# Caliathletics vs Underground Gym

The clearest difference is in-app purchases: Underground Gym at none against Caliathletics's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Caliathletics sells 6 in-app purchases, starting at $34.99 per 3 months. Underground Gym asks for nothing beyond the download.

## The numbers

| Metric | Caliathletics | Underground Gym |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 97 MB | 31 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Caliathletics Sp. z o.o.](https://appshunter.io/developer/1781230138) | [GYMMANAGER SP Z O O](https://appshunter.io/developer/966545442) |

## What reviewers say

### Caliathletics

[App page](https://appshunter.io/ios/app/caliathletics/id6738578907)

This app offers guided routines and mobility exercises to build strength, endurance, and body control. It features intelligent workout adjustments and progress tracking to help users achieve their fitness goals step by step.

**Highlights:** Professional training routines, Calisthenics skill guides, Intelligent workout adaptation, Progress monitoring, Mobility exercises

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard 3 | $34.99 | per 3 months |
| Premium 3 | $39.00 | per 3 months |
| Standard 12 | $94.00 | per year |
| Premium 12 | $104.99 | per year |
| Standard lifetime | $199.00 | one-time |
| Premium lifetime | $219.00 | one-time |


### Underground Gym

[App page](https://appshunter.io/ios/app/underground-gym/id6788261721)

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

**In-app purchases:** none


## Frequently asked questions

### Is Caliathletics free?

Caliathletics is free to download, with in-app purchases available.

### Is Underground Gym free?

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

### Do Caliathletics or Underground Gym have ads?

Neither Caliathletics nor Underground Gym 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.*