# O2 Smart Box vs INTEX Link

The clearest difference is rating: O2 Smart Box at 4.0 against INTEX Link's 2.3. O2 Smart Box also leads on update cadence (monthly vs every 9 months) and review sentiment (35% vs 22%). INTEX Link's advantage is ads (none vs shown) and ratings volume (16 vs 4). On price, 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.

O2 Smart Box holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 4 and 16 respectively. Written reviews point the same way: 35% of O2 Smart Box's written reviews are positive against 22% of INTEX Link's.

O2 Smart Box ships an update monthly, INTEX Link every 9 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | O2 Smart Box | INTEX Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/o2-smart-box/id1222931509/reviews)** | [2.3 (16 ratings)](https://appshunter.io/ios/app/intex-link/id6467105378/reviews) |
| Number of ratings | 4 | **16** |
| Positive reviews | **34.5% of reviews** | 22.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Free | Free |
| Size | 38 MB | 180 MB |
| Requires iOS | 16.0 | **12.2** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [O2 Czech Republic a.s.](https://appshunter.io/developer/311143795) | [INTEX](https://appshunter.io/developer/1441194765) |

## What reviewers say

### O2 Smart Box

[App page](https://appshunter.io/ios/app/o2-smart-box/id1222931509)

This companion app simplifies the setup and management of a smart home hub. It allows remote control of connected devices, home monitoring, and security alerts, transforming your house into a connected living space.

**Highlights:** Easy setup via smartphone, Remote device control, Home temperature monitoring, Smart lighting control, Security alerts, Appliance control

**In-app purchases:** none


### 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


## Frequently asked questions

### Is O2 Smart Box free?

O2 Smart Box is free to download, with no in-app purchases.

### Is INTEX Link free?

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

### Which has better reviews, O2 Smart Box or INTEX Link?

O2 Smart Box is rated higher. O2 Smart Box averages 4.0 out of 5 from 4 ratings, while INTEX Link averages 2.3 from 16 ratings.

### Do O2 Smart Box or INTEX Link have ads?

O2 Smart Box shows ads; INTEX Link does not.

### Which is updated more often, O2 Smart Box or INTEX Link?

O2 Smart Box ships an update monthly, and INTEX Link every 9 months. Most recently, O2 Smart Box was updated on October 14, 2026 and INTEX Link on October 13, 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.*