# Saunum vs Control4

The clearest difference is rating: Control4 at 3.6 against Saunum's 1.6. Control4 also leads on review sentiment (38% vs 7%) and update cadence (fortnightly vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Control4 holds the better App Store score, 3.6 against 1.6. Both are backed by a comparable volume of ratings — 16 and 70 respectively. Written reviews point the same way: 7% of Saunum's written reviews are positive against 38% of Control4's.

Saunum ships an update every 3 months, Control4 fortnightly. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Saunum | Control4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (16 ratings)](https://appshunter.io/ios/app/saunum/id1592918564/reviews) | **[3.6 (70 ratings)](https://appshunter.io/ios/app/control4/id6618112371/reviews)** |
| Number of ratings | 16 | **70** |
| Positive reviews | 6.7% of reviews | **38.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 48 MB | 253 MB |
| Requires iOS | **17** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Saunum Saunas](https://appshunter.io/developer/1592918566) | [Snap One, LLC](https://appshunter.io/developer/417819127) |

## What reviewers say

### Saunum

[App page](https://appshunter.io/ios/app/saunum/id1592918564)

Remotely schedule, heat, and control your sauna experience. This app allows you to set session times, adjust temperature and climate speed, and receive notifications. It also includes safety features like a door sensor and overheating protection.

**Highlights:** Remote scheduling of sauna sessions, Temperature and heater control, Adjustable climate device speed, Preset sauna types, Notifications for session status, Safety door sensor, Child lock

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

**In-app purchases:** none


### Control4

[App page](https://appshunter.io/ios/app/control4/id6618112371)

Manage your smart home devices like lighting, music, and security from a single, intuitive interface. Customize your home screen and create automated routines for seamless control. Integrates with Apple HomeKit for Siri voice commands.

**Highlights:** All-in-one home screen control, Customizable favorites and widgets, Automated routines and scenes, Multiroom entertainment management, Live camera views and security alerts, Apple HomeKit and Siri integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Saunum free?

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

### Is Control4 free?

Control4 is free to download, with no in-app purchases.

### Which has better reviews, Saunum or Control4?

Control4 is rated higher. Saunum averages 1.6 out of 5 from 16 ratings, while Control4 averages 3.6 from 70 ratings.

### Do Saunum or Control4 have ads?

Neither Saunum nor Control4 shows ads.

### Which is updated more often, Saunum or Control4?

Saunum ships an update every 3 months, and Control4 fortnightly. Most recently, Saunum was updated on October 12, 2026 and Control4 on October 16, 2026.

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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.*