# RNF CrossFit vs Slim Effect

The clearest difference is ads: Slim Effect at none against RNF CrossFit's shown. RNF CrossFit's advantage is iOS requirement (13.0 vs 15.1). On price, 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.

## The numbers

| Metric | RNF CrossFit | Slim Effect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Size | 85 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [PushPress, Inc.](https://appshunter.io/developer/688595778) | [Arbox LTD](https://appshunter.io/developer/1021244486) |

## What reviewers say

### RNF CrossFit

[App page](https://appshunter.io/ios/app/rnf-crossfit/id6742468478)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Slim Effect

[App page](https://appshunter.io/ios/app/slim-effect/id6752990832)

**In-app purchases:** none


## Frequently asked questions

### Is RNF CrossFit free?

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

### Is Slim Effect free?

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

### Do RNF CrossFit or Slim Effect have ads?

RNF CrossFit shows ads; Slim Effect does not.

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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.*