# RLT SYSTEM vs Plunge

The clearest difference is rating: Plunge at 4.7 against RLT SYSTEM's 3.0. Plunge also leads on review sentiment (41% vs 0%) and ratings volume (1.8K vs 2). RLT SYSTEM's advantage is iOS requirement (11.0 vs 17.6). 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.

Plunge holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Plunge has 1.8K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of RLT SYSTEM's written reviews are positive against 41% of Plunge's.

## The numbers

| Metric | RLT SYSTEM | Plunge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/rlt-system/id6448385441/reviews) | **[4.7 (1.8K ratings)](https://appshunter.io/ios/app/plunge-official-app/id6450953005/reviews)** |
| Number of ratings | 2 | **1.8K** |
| Positive reviews | 0.0% of reviews | **40.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | Free | Free |
| Size | 13 MB | 126 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [中玲 曹](https://appshunter.io/developer/1682161709) | [Reboot Labs](https://appshunter.io/developer/1660736219) |

## What reviewers say

### RLT SYSTEM

[App page](https://appshunter.io/ios/app/rlt-system/id6448385441)

Control smart lamps within a 5-meter radius using Bluetooth broadcast signals. Adjust on/off status, brightness, runtime, and pulse frequency. The system executes the last received command when multiple apps are connected.

**Highlights:** Bluetooth broadcast signal control, Lamp on/off functionality, Brightness adjustment, Runtime setting, Pulse frequency control, Last command execution

**Features:** macOS Compatibility

**In-app purchases:** none


### Plunge

[App page](https://appshunter.io/ios/app/plunge-official-app/id6450953005)

This app helps you track and control your cold plunge and sauna sessions for a transformative wellness journey. Monitor your progress with insightful statistics, customize your sauna experience, and receive expert tips for maintaining your equipment. Embrace a holistic well-being routine.

**Highlights:** Intuitive session tracking, Engaging timer, Insightful statistics, Sauna temperature control, Session scheduling, Expert care tips for plunge products

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app, direct support
- 👍 Good UI, basic features
- 👍 Challenges are nice
- 👍 One app for cold plunge + sauna
- 👍 Maintenance reminders

**What reviewers complain about**

- 🔒 No family/multiple user support
- 🔒 Can't unlink Apple account
- ⏱️ No scheduling feature for chiller
- 🔍 No community, private groups
- 🔍 No leaderboards

**Reported bugs**

- Frequent crashes and logging out issues
- Data erased, can't manually add sessions
- Inaccurate temperature readings
- Frequent disconnections with sauna

**Requested features**

- Ability to add family members
- Scheduling feature for chiller
- Community and private groups
- Leaderboards
- Automated temperature tracking


## Frequently asked questions

### Is RLT SYSTEM free?

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

### Is Plunge free?

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

### Which has better reviews, RLT SYSTEM or Plunge?

Plunge is rated higher. RLT SYSTEM averages 3.0 out of 5 from 2 ratings, while Plunge averages 4.7 from 1.8K ratings.

### Do RLT SYSTEM or Plunge have ads?

Neither RLT SYSTEM nor Plunge 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.*