# INTEX Link vs Hydro

The clearest difference is iOS requirement: INTEX Link at 12.2 against Hydro's 15.0. 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.

## The numbers

| Metric | INTEX Link | Hydro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (16 ratings)](https://appshunter.io/ios/app/intex-link/id6467105378/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | — |
| Monetization | Free | — |
| Size | 180 MB | 26 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [INTEX](https://appshunter.io/developer/1441194765) | [Justin Guy](https://appshunter.io/developer/1894146332) |

## What reviewers say

### INTEX Link

[App page](https://appshunter.io/ios/app/intex-link/id6467105378)

Manage your Intex PureSpa remotely via Bluetooth or 2.4GHz WiFi. Control temperature, schedule heating, and set maintenance tasks for a consistently clean and relaxing spa experience.

**Highlights:** Remote spa management, Bluetooth and 2.4GHz WiFi connectivity, Temperature control, Heater programming, Maintenance scheduling, Water chlorination scheduling (select models), Energy-saving idle temperature maintenance

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Works well when properly configured with 2.4GHz WiFi
- 📱 User-friendly interface with intuitive controls
- 🌍 Remote control functionality from anywhere
- ⏰ Scheduling features for heating, filtration, and sanitation
- 🔧 Quick pairing process when setup is correct

**What reviewers complain about**

- 🐛 Frequent device disconnection and removal from app
- ❌ Pairing failures despite following manual instructions
- 📡 WiFi connectivity issues and unstable connections
- 🔄 App crashes and freezes regularly
- ⚠️ Error messages that block app functionality

**Reported bugs**

- Device randomly disappears from app without reason
- App unable to dismiss error codes (E90, E91)
- Scheduled programs fail to execute automatically
- WiFi pairing fails at 25% completion
- App becomes unresponsive after error occurrence

**Requested features**

- Dark mode option for nighttime use
- Error notifications and alerts for spa issues
- Ability to manually enter MAC address for forced connection
- Extended filtration scheduling beyond 8 hours
- Persistent error dismissal without app reinstall


### Hydro

[App page](https://appshunter.io/ios/app/hydro-log/id6763796140)

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

**In-app purchases:** none


## Frequently asked questions

### Is INTEX Link free?

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

### Is Hydro free?

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

### Do INTEX Link or Hydro have ads?

Neither INTEX Link nor Hydro shows ads.

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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.*