# Pooli vs Nobl9 Alerts

The clearest difference is rating: Nobl9 Alerts at 5.0 against Pooli's 4.6. Nobl9 Alerts also leads on monetization model (free vs free with in-app purchases). Pooli's advantage is ratings volume (369 vs 1). 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.

Nobl9 Alerts holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Pooli has 369 ratings behind it against 1, so its average is the more settled of the two.

Pooli ships an update every 2 weeks, Nobl9 Alerts monthly. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Pooli | Nobl9 Alerts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (369 ratings)](https://appshunter.io/ios/app/pooli/id1491565847/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nobl9-alerts/id6739270835/reviews)** |
| Number of ratings | **369** | 1 |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 124 MB | 44 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pooli, Inc.](https://appshunter.io/developer/376941984) | [Nobl9](https://appshunter.io/developer/1784583345) |

## What reviewers say

### 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


### Nobl9 Alerts

[App page](https://appshunter.io/ios/app/nobl9-alerts/id6739270835)

Monitor and manage Service Level Objective (SLO) alerts from anywhere. This native mobile app allows you to browse, filter, and view detailed alert information, including charts and descriptions. Easily silence and resume alert policies directly from your device.

**Highlights:** Browse and filter alerts, View alert details with charts, Deep link from notifications, Silence and resume alert policies, Monitor service health on the go

**In-app purchases:** none


## Frequently asked questions

### Is Pooli free?

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

### Is Nobl9 Alerts free?

Nobl9 Alerts is free to download, with no in-app purchases.

### Which has better reviews, Pooli or Nobl9 Alerts?

Nobl9 Alerts is rated higher. Pooli averages 4.6 out of 5 from 369 ratings, while Nobl9 Alerts averages 5.0 from 1 ratings.

### Do Pooli or Nobl9 Alerts have ads?

Neither Pooli nor Nobl9 Alerts shows ads.

### Which is updated more often, Pooli or Nobl9 Alerts?

Pooli ships an update every 2 weeks, and Nobl9 Alerts monthly. Most recently, Pooli was updated on October 26, 2026 and Nobl9 Alerts on October 22, 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.*