# WaterGuru vs Heyaxa

The clearest difference is rating: WaterGuru at 4.1 against Heyaxa's 2.8. WaterGuru also leads on review sentiment (74% vs 33%) and update cadence (monthly vs every 9 months). Heyaxa's advantage is iOS requirement (11.0 vs 13.0). 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.

WaterGuru holds the better App Store score, 4.1 against 2.8. That said, the two scores are not equally well evidenced: WaterGuru has 236 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 74% of WaterGuru's written reviews are positive against 33% of Heyaxa's.

WaterGuru ships an update monthly, Heyaxa every 9 months. The most recent releases landed on September 21, 2026 and July 1, 2026 respectively.

## The numbers

| Metric | WaterGuru | Heyaxa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (236 ratings)](https://appshunter.io/ios/app/waterguru/id1372295527/reviews)** | [2.8 (14 ratings)](https://appshunter.io/ios/app/heyaxa/id1597944779/reviews) |
| Number of ratings | **236** | 14 |
| Positive reviews | **73.8% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Free | Free |
| Size | 155 MB | 162 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WaterGuru, Inc](https://appshunter.io/developer/1153080819) | [Ningbo Pride IMP & EXP Co.,Ltd](https://appshunter.io/developer/1597944781) |

## What reviewers say

### WaterGuru

[App page](https://appshunter.io/ios/app/waterguru/id1372295527)

This app provides comprehensive control over your pool's water chemistry. It helps maintain a safe environment by keeping out harmful contaminants and offers lab-grade analysis and treatment advice for simplified pool management.

**Highlights:** Pool water chemistry control, Harmful virus and bacteria prevention, Lab-grade analysis, Water treatment advice, Simplified pool management

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💰 Money saver
- 🔍 Accurate readings
- 🕰️ Convenient daily monitoring
- 👨‍💻 Excellent customer service
- 🔧 Easy to use

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 Battery drain
- 🤖 Inaccurate readings for some parameters
- 💸 Expensive cartridges
- 🤷‍♂️ Unreliable device

**Reported bugs**

- App notifications not working properly
- Inability to upload pool photos
- Inconsistent app performance after updates

**Requested features**

- Ability to set custom testing schedule
- Measure salt levels
- Provide more advice on adjusting water chemistry
- Add hourly temperature readings


### Heyaxa

[App page](https://appshunter.io/ios/app/heyaxa/id1597944779)

Control smart home devices and monitor air quality with advanced purification technology. Enjoy a healthier, cleaner environment with convenient, real-time management of your home's air.

**Highlights:** Smart home device control, Air quality monitoring, Air purification technology, Auto scan and quick connection, Healthier environment, Customer service support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WaterGuru free?

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

### Is Heyaxa free?

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

### Which has better reviews, WaterGuru or Heyaxa?

WaterGuru is rated higher. WaterGuru averages 4.1 out of 5 from 236 ratings, while Heyaxa averages 2.8 from 14 ratings.

### Do WaterGuru or Heyaxa have ads?

Neither WaterGuru nor Heyaxa shows ads.

### Which is updated more often, WaterGuru or Heyaxa?

WaterGuru ships an update monthly, and Heyaxa every 9 months. Most recently, WaterGuru was updated on September 21, 2026 and Heyaxa on July 1, 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.*