# Arctic Spas vs Mysa

The clearest difference is rating: Arctic Spas at 4.8 against Mysa's 3.8. Arctic Spas also leads on monetization model (free vs free with in-app purchases) and review sentiment (55% vs 30%). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Arctic Spas holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 2.3K and 574 respectively. Written reviews point the same way: 55% of Arctic Spas's written reviews are positive against 30% of Mysa's.

Arctic Spas ships an update every 6 weeks, Mysa every 4 weeks. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Arctic Spas | Mysa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.3K ratings)](https://appshunter.io/ios/app/arctic-spas/id405104969/reviews)** | [3.8 (574 ratings)](https://appshunter.io/ios/app/mysa/id1250453565/reviews) |
| Number of ratings | **2.3K** | 574 |
| Positive reviews | **54.9% of reviews** | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 58 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Falls Manufacturing Limited](https://appshunter.io/developer/1779341572) | [Empowered Homes Inc.](https://appshunter.io/developer/1250453564) |

## What reviewers say

### Arctic Spas

[App page](https://appshunter.io/ios/app/arctic-spas/id405104969)

Remotely manage your Arctic Spa or All Weather Pool from any device. Customize lighting and jets, control heating and filtration, and monitor water chemistry. Receive error notifications with video support.

**Highlights:** Preset spa experiences with lighting and jets, Power management for heating and filtering, Monitor and adjust temperature, Control Spa Boy® salt water system, Receive error code notifications with video support, Access water chemistry and owner's manual

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🔒 Convenient remote control
- 👍 Helpful monitoring features
- 🚀 Stable and reliable
- 👍 Great customer service

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🐛 Unreliable app performance
- 🔧 Limited functionality
- 🐛 Inaccurate water readings
- 🔧 Difficult to maintain water chemistry

**Reported bugs**

- App crashes and freezes
- Persistent login issues
- Inconsistent water monitoring
- Compatibility problems with newer devices
- Unexpected app behavior after updates

**Requested features**

- Ability to view exact chemical levels
- Automatic water chemistry adjustment
- Improved app stability and reliability
- More customization options
- Integration with smart home platforms


### Mysa

[App page](https://appshunter.io/ios/app/mysa/id1250453565)

Control your home's heating and cooling remotely, set schedules, and monitor energy usage to save money and energy. Integrates with smart home platforms for seamless control.

**Highlights:** Remote access from anywhere, Customizable heating/cooling schedules, Geofencing for occupancy detection, Energy usage monitoring, Smart home platform integration, Shared access control, Vacation mode

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great product
- 🚀 Excellent thermostats
- 🚀 Allows more metrics than Nest
- 🚀 Excellent HomeKit integration
- 👍 Easy to use

**What reviewers complain about**

- 🐛 Buggy app
- 🐛 Crashes frequently
- 🐛 Unreliable connectivity
- 🐛 Inconsistent user experience
- 🔋 Drains battery

**Reported bugs**

- App crashes when changing schedules
- Thermostat settings not syncing properly
- Geofencing not working as expected
- Incompatibility with newer iOS versions
- Inability to add new devices

**Requested features**

- Dark mode option
- Brightness control scheduling
- Improved HomeKit integration
- Ability to disable display
- Geofencing improvements


## Frequently asked questions

### Is Arctic Spas free?

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

### Is Mysa free?

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

### Which has better reviews, Arctic Spas or Mysa?

Arctic Spas is rated higher. Arctic Spas averages 4.8 out of 5 from 2.3K ratings, while Mysa averages 3.8 from 574 ratings.

### Do Arctic Spas or Mysa have ads?

Neither Arctic Spas nor Mysa shows ads.

### Which is updated more often, Arctic Spas or Mysa?

Arctic Spas ships an update every 6 weeks, and Mysa every 4 weeks. Most recently, Arctic Spas was updated on October 17, 2026 and Mysa 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.*