# Lyazon Utility Sandbox vs 340 OTP

The clearest difference is update cadence: Lyazon Utility Sandbox at every 2 months against 340 OTP's every 4 months. 340 OTP's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 16). On price, 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.

Lyazon Utility Sandbox ships an update every 2 months, 340 OTP every 4 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Lyazon Utility Sandbox | 340 OTP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (53 ratings)](https://appshunter.io/ios/app/340-otp/id6738712795/reviews)** |
| Number of ratings | — | **53** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free |
| Size | 32 MB | 72 MB |
| Requires iOS | 16 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [dormakaba Canada Inc.](https://appshunter.io/developer/985969701) | [8974209 canada inc.](https://appshunter.io/developer/921424657) |

## What reviewers say

### Lyazon Utility Sandbox

[App page](https://appshunter.io/ios/app/lyazon-utility-sandbox/id6464248722)

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

**In-app purchases:** none


### 340 OTP

[App page](https://appshunter.io/ios/app/340-otp/id6738712795)

This app provides residents of 340 On The Park with digital concierge services, smart home controls, and reservation management. It streamlines community living with convenient access to various building amenities and services.

**Highlights:** Digital concierge services, Smart home technologies, Reservation modules, Community amenity access, Resident services portal

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

**In-app purchases:** none


## Frequently asked questions

### Is Lyazon Utility Sandbox free?

Lyazon Utility Sandbox is free to download, with no in-app purchases.

### Is 340 OTP free?

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

### Do Lyazon Utility Sandbox or 340 OTP have ads?

Neither Lyazon Utility Sandbox nor 340 OTP shows ads.

### Which is updated more often, Lyazon Utility Sandbox or 340 OTP?

Lyazon Utility Sandbox ships an update every 2 months, and 340 OTP every 4 months. Most recently, Lyazon Utility Sandbox was updated on November 7, 2026 and 340 OTP on October 30, 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.*