# HotTub&Pool vs Arctic Spas

The clearest difference is rating: Arctic Spas at 4.8 against HotTub&Pool's 3.5. Arctic Spas also leads on review sentiment (54% vs 24%) and update cadence (every 3 weeks vs every 7 months). HotTub&Pool's advantage is iOS requirement (8.0 vs 15.1). 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.

Arctic Spas holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Arctic Spas has 2.3K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 24% of HotTub&Pool's written reviews are positive against 54% of Arctic Spas's.

HotTub&Pool ships an update every 7 months, Arctic Spas every 3 weeks. The most recent releases landed on November 6, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | HotTub&Pool | Arctic Spas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (13 ratings)](https://appshunter.io/ios/app/hottub-and-pool/id358719601/reviews) | **[4.8 (2.3K ratings)](https://appshunter.io/ios/app/arctic-spas/id405104969/reviews)** |
| Number of ratings | 13 | **2.3K** |
| Positive reviews | 23.8% of reviews | **54.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 8 MB | 46 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Pixelwand Ltd](https://appshunter.io/developer/353011318) | [Blue Falls Manufacturing Limited](https://appshunter.io/developer/1779341572) |

## What reviewers say

### HotTub&Pool

[App page](https://appshunter.io/ios/app/hottub-and-pool/id358719601)

This utility app helps hot tub, spa, and pool owners accurately calculate chemical dosages for water balancing. It supports calculations for alkalinity, pH, sanitizer, and stabilizer, along with water balancing features like the Langelier Saturation Index (LSI).

**Highlights:** Chemical dosage calculation, Water balancing (LSI), Pool volume calculator, Flow rate calculator, Turnover calculator, Filter size calculator

**Features:** macOS Compatibility

**In-app purchases:** none


### Arctic Spas

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

Control and monitor your spa remotely from anywhere. Adjust temperature, jets, pumps, and lights. Monitor water chemistry and manage filtration and sanitation schedules for optimal spa experience.

**Highlights:** Remote temperature control, Adjust jets and pumps, Full light control, Water chemistry monitoring (ORP, pH), Filtration and sanitation scheduling, Peak hours energy management, Support for multiple spas

**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


## Frequently asked questions

### Is HotTub&Pool free?

HotTub&Pool is free to download, with no in-app purchases.

### Is Arctic Spas free?

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

### Which has better reviews, HotTub&Pool or Arctic Spas?

Arctic Spas is rated higher. HotTub&Pool averages 3.5 out of 5 from 13 ratings, while Arctic Spas averages 4.8 from 2.3K ratings.

### Do HotTub&Pool or Arctic Spas have ads?

Neither HotTub&Pool nor Arctic Spas shows ads.

### Which is updated more often, HotTub&Pool or Arctic Spas?

HotTub&Pool ships an update every 7 months, and Arctic Spas every 3 weeks. Most recently, HotTub&Pool was updated on November 6, 2026 and Arctic Spas on November 10, 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.*