# Harmony vs Mindfulness Calm Sleep

The clearest difference is in-app purchases: Harmony at none against Mindfulness Calm Sleep's 1. Harmony also leads on iOS requirement (13.4 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Mindfulness Calm Sleep sells 1 one-off in-app purchase. Harmony asks for nothing beyond the download.

## The numbers

| Metric | Harmony | Mindfulness Calm Sleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 23 MB | 31 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ООО "БЕТА МАРКЕТИНГ"](https://appshunter.io/developer/1716727734) | [Florencia Martigani](https://appshunter.io/developer/1674876632) |

## What reviewers say

### Harmony

[App page](https://appshunter.io/ios/app/harmony-mental-assistant/id6472183346)

**In-app purchases:** none


### Mindfulness Calm Sleep

[App page](https://appshunter.io/ios/app/mindfulness-calm-sleep/id6748587695)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Minfulness Calm Sleep | $14.99 | one-time |


## Frequently asked questions

### Is Harmony free?

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

### Is Mindfulness Calm Sleep free?

Mindfulness Calm Sleep is free to download, with in-app purchases available.

### Do Harmony or Mindfulness Calm Sleep have ads?

Neither Harmony nor Mindfulness Calm Sleep shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*