# Only One vs Izy Smart

The clearest difference is rating: Izy Smart at 4.3 against Only One's 1.0. Izy Smart also leads on ratings volume (34 vs 1). Only One's advantage is iOS requirement (8.0 vs 11.0). 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.

Izy Smart holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Izy Smart has 34 ratings behind it against 1, so its average is the more settled of the two.

Only One ships an update every 2 months, Izy Smart every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Only One | Izy Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/only-one/id1095457189/reviews) | **[4.3 (34 ratings)](https://appshunter.io/ios/app/izy-smart/id1482385419/reviews)** |
| Number of ratings | 1 | **34** |
| Positive reviews | — | 8.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 12 MB | 266 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | +4 |
| Developer | [AppFactory Solucoes de Informatica LTDA](https://appshunter.io/developer/424470718) | [Intelbras S.A. Ind. de Telecom. Elet. Brasileira](https://appshunter.io/developer/397584892) |

## What reviewers say

### Only One

[App page](https://appshunter.io/ios/app/only-one/id1095457189)

Control your home remotely with this app. Manage lights, gates, and doors from your smartphone, receiving real-time status updates and notifications. Automate your property for enhanced security and convenience.

**Highlights:** Remote control of gates and doors, Control lights remotely, Real-time command and status notifications, Add multiple users to your account, Monitor equipment status from anywhere, Automate property features

**Features:** macOS Compatibility

**In-app purchases:** none


### Izy Smart

[App page](https://appshunter.io/ios/app/izy-smart/id1482385419)

Control your Intelbras Smart Home devices remotely with a single, user-friendly application. Schedule routines, create automated scenes, and invite others to manage your smart home together. Experience effortless smart living.

**Highlights:** Remote device control, Schedule routines, Create automated scenes, Invite multiple users, Easy setup and use

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

**In-app purchases:** none


## Frequently asked questions

### Is Only One free?

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

### Is Izy Smart free?

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

### Which has better reviews, Only One or Izy Smart?

Izy Smart is rated higher. Only One averages 1.0 out of 5 from 1 ratings, while Izy Smart averages 4.3 from 34 ratings.

### Do Only One or Izy Smart have ads?

Neither Only One nor Izy Smart shows ads.

### Which is updated more often, Only One or Izy Smart?

Only One ships an update every 2 months, and Izy Smart every 4 months. Most recently, Only One was updated on October 24, 2026 and Izy Smart on October 25, 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.*