# Flex Athletics vs Crestly

The clearest difference is in-app purchases: Crestly at none against Flex Athletics's 1. Flex Athletics's advantage is iOS requirement (15.0 vs 26.0). On price there is nothing between them.

Both are free to download. Flex Athletics sells 1 in-app purchase, starting at $175.99 per month. Crestly asks for nothing beyond the download.

## The numbers

| Metric | Flex Athletics | Crestly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | Yes |
| Update frequency | — | Daily |
| Size | 46 MB | 36 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | — | **iPhone** |
| Age rating | 17+ | 4+ |
| Developer | [WILLIAM HARRY BUDD](https://appshunter.io/developer/1717082623) | [Jagdeep Duhra](https://appshunter.io/developer/6780160722) |

## What reviewers say

### Flex Athletics

[App page](https://appshunter.io/ios/app/flex-athletics/id6472496170)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Online coaching | $175.99 | per month |


### Crestly

[App page](https://appshunter.io/ios/app/crestly/id6780160720)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flex Athletics free?

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

### Is Crestly free?

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

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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.*