# HotTub&Pool vs Pooli

The clearest difference is review sentiment: Pooli at 87% against HotTub&Pool's 24%. Pooli also leads on rating (4.6 vs 3.5) and update cadence (every 3 weeks vs every 7 months). HotTub&Pool's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (8.0 vs 15.5). 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.

Pooli holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: Pooli has 370 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 87% of Pooli's.

HotTub&Pool ships an update every 7 months, Pooli every 3 weeks. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | HotTub&Pool | Pooli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (13 ratings)](https://appshunter.io/ios/app/hottub-and-pool/id358719601/reviews) | **[4.6 (370 ratings)](https://appshunter.io/ios/app/pooli/id1491565847/reviews)** |
| Number of ratings | 13 | **370** |
| Positive reviews | 23.8% of reviews | **86.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 122 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pixelwand Ltd](https://appshunter.io/developer/353011318) | [Pooli, Inc.](https://appshunter.io/developer/376941984) |

## 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


### Pooli

[App page](https://appshunter.io/ios/app/pooli/id1491565847)

This app helps you maintain a clean and safe pool or spa with smart testing, tailored advice, and customized task lists. It offers advanced AI for instant feedback, problem resolution guidance, and comprehensive sanitization support. Track multiple pools, manage inventory, and even collaborate with others for effortless pool care.

**Highlights:** Smart water testing with manual entry or strip scanning, Interactive Calcite Saturation Index (CSI) tool, Tailored reports and expert maintenance advice, Advanced AI for instant pool questions, Customized task lists and reminders, Multi-pool and spa management, Chemical inventory tracking with restock reminders

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful for maintaining pool/spa
- 💡 Customizable features
- 👍 Accurate water chemistry calculations
- 👍 Useful reminders and tracking

**What reviewers complain about**

- 🐛 Inconsistent test strip scanning
- 💰 Expensive subscription model
- 🔍 Limited free features
- 🐛 Bugs and glitches in the app

**Reported bugs**

- Inventory management issues
- Reminders triggering at inconvenient times

**Requested features**

- Ability to add equipment details and service history
- Integration with calendar apps for reminders
- More customization options for ideal water levels
- Improved test strip scanning accuracy


## Frequently asked questions

### Is HotTub&Pool free?

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

### Is Pooli free?

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

### Which has better reviews, HotTub&Pool or Pooli?

Pooli is rated higher. HotTub&Pool averages 3.5 out of 5 from 13 ratings, while Pooli averages 4.6 from 370 ratings.

### Do HotTub&Pool or Pooli have ads?

Neither HotTub&Pool nor Pooli shows ads.

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

HotTub&Pool ships an update every 7 months, and Pooli every 3 weeks. Most recently, HotTub&Pool was updated on October 3, 2026 and Pooli on October 13, 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.*