# Smartduvet vs Katalyst

The clearest difference is review sentiment: Katalyst at 81% against Smartduvet's 20%. Katalyst also leads on rating (4.6 vs 2.0) and ratings volume (58 vs 9). Smartduvet's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (12.0 vs 16.0). On price, ads, 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.

Katalyst holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: Katalyst has 58 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 20% of Smartduvet's written reviews are positive against 81% of Katalyst's.

## The numbers

| Metric | Smartduvet | Katalyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (9 ratings)](https://appshunter.io/ios/app/smartduvet/id1407369714/reviews) | **[4.6 (58 ratings)](https://appshunter.io/ios/app/katalyst/id1558163458/reviews)** |
| Number of ratings | 9 | **58** |
| Positive reviews | 20.0% of reviews | **80.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 13 MB | 126 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SMARTDUVET](https://appshunter.io/developer/1778712037) | [Katalyst Interactive Inc.](https://appshunter.io/developer/1558163460) |

## What reviewers say

### Smartduvet

[App page](https://appshunter.io/ios/app/smartduvet/id1407369714)

Control your bed's temperature and set automated bed-making times through a mobile interface. Prepare your sleep environment for optimal comfort before you even get into bed.

**Highlights:** Set preferred bed temperature, Schedule bed-making times, Preheat or cool bed, Remote control via app

**Features:** macOS Compatibility

**In-app purchases:** none


### Katalyst

[App page](https://appshunter.io/ios/app/katalyst/id1558163458)

This app enhances a revolutionary workout system using Electro Muscle Stimulation (EMS) to engage all muscles simultaneously. It offers a full-body workout in just 20 minutes, with zero joint load. Access diverse workout programs and control intensity for personalized training.

**Highlights:** Electro Muscle Stimulation (EMS) training, Full-body engagement, 20-minute workouts, Zero joint load, Diverse workout library (strength, power, cardio, recovery), Adjustable impulse intensity, Offline workout access

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

**In-app purchases:** none


## Frequently asked questions

### Is Smartduvet free?

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

### Is Katalyst free?

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

### Which has better reviews, Smartduvet or Katalyst?

Katalyst is rated higher. Smartduvet averages 2.0 out of 5 from 9 ratings, while Katalyst averages 4.6 from 58 ratings.

### Do Smartduvet or Katalyst have ads?

Neither Smartduvet nor Katalyst 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.*