# Orenda vs Pool Assessment App

The clearest difference is ratings volume: Orenda at 478 against Pool Assessment App's 1. Pool Assessment App's advantage is rating (5.0 vs 4.7) and iOS requirement (12.0 vs 15.0). 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.

Pool Assessment App holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Orenda has 478 ratings behind it against 1, so its average is the more settled of the two.

Orenda ships an update monthly, Pool Assessment App every 6 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Orenda | Pool Assessment App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (478 ratings)](https://appshunter.io/ios/app/orenda/id1171005221/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pool-assessment-app/id6738912388/reviews)** |
| Number of ratings | **478** | 1 |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 78 MB | 58 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hasa Inc.](https://appshunter.io/developer/1713193810) | [Phenomepool And Spa Service Inc.](https://appshunter.io/developer/1782871920) |

## What reviewers say

### Orenda

[App page](https://appshunter.io/ios/app/orenda/id1171005221)

This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.

**Highlights:** Chemical dosing calculator, LSI water balancing, Pool volume estimator, User-friendly interface, Educational videos

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 💡 Helpful for pool maintenance
- 🚀 Simplifies pool chemistry
- 👍 Provides valuable information
- 👍 Great educational resources

**What reviewers complain about**

- 🐛 Issues with updating desired levels
- 🐛 Metric system not working properly
- 🐛 Difficult to input readings
- 🐛 Lack of history/logging functionality

**Reported bugs**

- Desired levels changing when inputting current values
- Metric system not functioning as expected
- Slider feature for inputting readings is slow and frustrating
- App not optimized for all iPhone screen sizes

**Requested features**

- Ability to save pool volume and desired levels
- Option to log pool history and track trends
- Integration with pool chemical monitors
- Ability to set custom chemical concentrations
- Support for more languages (e.g., Chinese)


### Pool Assessment App

[App page](https://appshunter.io/ios/app/pool-assessment-app/id6738912388)

Streamline pool and spa equipment assessments with this tool. Quickly record pool conditions, generate repair quotes, and add detailed notes or pictures for each item. Automatically email completed assessments to clients or yourself.

**Highlights:** Record pool and equipment condition, Generate repair/installation quotes, Add notes and pictures, Name and detail equipment, Water quality testing with LSI calculator, Automatic email reports, Edit assessments anytime

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Orenda free?

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

### Is Pool Assessment App free?

Pool Assessment App is free to download, with no in-app purchases.

### Which has better reviews, Orenda or Pool Assessment App?

Pool Assessment App is rated higher. Orenda averages 4.7 out of 5 from 478 ratings, while Pool Assessment App averages 5.0 from 1 ratings.

### Do Orenda or Pool Assessment App have ads?

Neither Orenda nor Pool Assessment App shows ads.

### Which is updated more often, Orenda or Pool Assessment App?

Orenda ships an update monthly, and Pool Assessment App every 6 weeks. Most recently, Orenda was updated on October 26, 2026 and Pool Assessment App on October 24, 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.*