# Orenda vs Pool Contractor Pro

The clearest difference is update cadence: Orenda at monthly against Pool Contractor Pro's every 6 months. Orenda also leads on ratings volume (476 vs 6). Pool Contractor Pro's advantage is rating (5.0 vs 4.7). 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.

Pool Contractor Pro holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Orenda has 476 ratings behind it against 6, so its average is the more settled of the two.

Orenda ships an update monthly, Pool Contractor Pro every 6 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Orenda | Pool Contractor Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (476 ratings)](https://appshunter.io/ios/app/orenda/id1171005221/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/pool-contractor-pro/id1601062686/reviews)** |
| Number of ratings | **476** | 6 |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free | Free |
| Size | 78 MB | 3 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hasa Inc.](https://appshunter.io/developer/1713193810) | [Pool Contractor Pro, LLC](https://appshunter.io/developer/1730374246) |

## 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 Contractor Pro

[App page](https://appshunter.io/ios/app/pool-contractor-pro/id1601062686)

Streamline your pool construction process from initial quote to final inspection and warranty. This app provides a comprehensive workflow to keep you informed at every stage of your custom-built pool project.

**Highlights:** Streamlined construction workflow, End-to-end project visibility, Stage-by-stage updates, Quote to warranty tracking, Custom pool build management

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

**In-app purchases:** none


## Frequently asked questions

### Is Orenda free?

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

### Is Pool Contractor Pro free?

Pool Contractor Pro is free to download, with no in-app purchases.

### Which has better reviews, Orenda or Pool Contractor Pro?

Pool Contractor Pro is rated higher. Orenda averages 4.7 out of 5 from 476 ratings, while Pool Contractor Pro averages 5.0 from 6 ratings.

### Do Orenda or Pool Contractor Pro have ads?

Neither Orenda nor Pool Contractor Pro shows ads.

### Which is updated more often, Orenda or Pool Contractor Pro?

Orenda ships an update monthly, and Pool Contractor Pro every 6 months. Most recently, Orenda was updated on October 16, 2026 and Pool Contractor Pro on October 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.*