# Unical Ufly vs LSD BELL

The clearest difference is update cadence: LSD BELL at every 9 days against Unical Ufly's every 18 months. LSD BELL also leads on iOS requirement (8.0 vs 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.

Unical Ufly ships an update every 18 months, LSD BELL every 9 days. The most recent releases landed on October 12, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Unical Ufly | LSD BELL |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 10 MB | 33 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DigiBrain](https://appshunter.io/developer/1124086004) | [god zhou](https://appshunter.io/developer/1050647562) |

## What reviewers say

### Unical Ufly

[App page](https://appshunter.io/ios/app/unical-ufly/id1124086005)

Control your Unical heating system remotely via smartphone or tablet. Program daily and weekly schedules for heating and hot water, monitor boiler status, and receive push notifications for system errors. Supports multiple profiles for different homes.

**Highlights:** Remote heating system control, Daily and weekly programming, Domestic hot water scheduling, Boiler status monitoring, Solar system control, Error history and system reset, Push notifications for system issues

**Features:** macOS Compatibility

**In-app purchases:** none


### LSD BELL

[App page](https://appshunter.io/ios/app/lsd-bell/id1408988948)

**In-app purchases:** none


## Frequently asked questions

### Is Unical Ufly free?

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

### Is LSD BELL free?

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

### Do Unical Ufly or LSD BELL have ads?

Neither Unical Ufly nor LSD BELL shows ads.

### Which is updated more often, Unical Ufly or LSD BELL?

Unical Ufly ships an update every 18 months, and LSD BELL every 9 days. Most recently, Unical Ufly was updated on October 12, 2026 and LSD BELL on October 17, 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.*