# SlowFlow vs Reaction Light Trainer

The clearest difference is in-app purchases: SlowFlow at none against Reaction Light Trainer's 2. SlowFlow also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Reaction Light Trainer sells 2 in-app purchases, starting at $2.99 per year. SlowFlow asks for nothing beyond the download.

## The numbers

| Metric | SlowFlow | Reaction Light Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 23 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Szewczyk IT Sp. z o.o.](https://appshunter.io/developer/6775864796) | [zhenyu song](https://appshunter.io/developer/1721282851) |

## What reviewers say

### SlowFlow

[App page](https://appshunter.io/ios/app/slowflow-breathing/id6775864794)

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

**In-app purchases:** none


### Reaction Light Trainer

[App page](https://appshunter.io/ios/app/reaction-light-trainer-reflex/id6778074866)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Yearly) | $2.99 | per year |
| Remove Ads | $6.99 | one-time |


## Frequently asked questions

### Is SlowFlow free?

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

### Is Reaction Light Trainer free?

Reaction Light Trainer is free to download, with in-app purchases available.

### Do SlowFlow or Reaction Light Trainer have ads?

Reaction Light Trainer shows ads; SlowFlow 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.*