# Serenis vs Cold Plunge Studios

The clearest difference is in-app purchases: Cold Plunge Studios at none against Serenis's 12. Cold Plunge Studios also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Serenis sells 12 one-off in-app purchases. Cold Plunge Studios asks for nothing beyond the download.

## The numbers

| Metric | Serenis | Cold Plunge Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (153 ratings)](https://appshunter.io/ios/app/serenis/id1115384286/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 59 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 243 MB | 73 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Hypnosis and Meditation for Success, LLC](https://appshunter.io/developer/381583151) | [Cold Plunge Studios](https://appshunter.io/developer/1834342971) |

## What reviewers say

### Serenis

[App page](https://appshunter.io/ios/app/serenis/id1115384286)

This app uses sleep learning hypnosis to promote positive change while you sleep. Guided sessions and soothing music work with your subconscious to reshape mindset and beliefs, helping you wake up refreshed and energized.

**Highlights:** Sleep learning hypnosis sessions, Guided relaxation and soothing music, Subconscious mind programming, Customizable program playlists, In-app store for additional programs, Gentle wake-up alarm

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Serenity Sleep Music | Free | one-time |
| Dreamscape Sleep Music | $4.99 | one-time |
| Clear Your Mind Meditation | $4.99 | one-time |
| Confidence Booster | $4.99 | one-time |
| Feel Attractive=Be Attractive | $4.99 | one-time |
| Personal Transformation | $4.99 | one-time |
| The New You | $4.99 | one-time |
| Win Them Over With Humor | $4.99 | one-time |
| Stop Codependency | $4.99 | one-time |
| Calm Nights Sleep Music | $4.99 | one-time |
| Power of Saying No | $4.99 | one-time |
| Unlock All Sale | $21.99 | one-time |


### Cold Plunge Studios

[App page](https://appshunter.io/ios/app/cold-plunge-studios/id6751264142)

**In-app purchases:** none


## Frequently asked questions

### Is Serenis free?

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

### Is Cold Plunge Studios free?

Cold Plunge Studios is free to download, with no in-app purchases.

### Do Serenis or Cold Plunge Studios have ads?

Neither Serenis nor Cold Plunge Studios 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.*