# DEVARCHI GTB vs GreenSwitch by LS

The clearest difference is update cadence: DEVARCHI GTB at every 6 weeks against GreenSwitch by LS's every 6 months. 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.

DEVARCHI GTB ships an update every 6 weeks, GreenSwitch by LS every 6 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DEVARCHI GTB | GreenSwitch by LS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 107 MB | 19 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DEVARCHI](https://appshunter.io/developer/1553603469) | [LIGHT SCIENTISTS GROUP](https://appshunter.io/developer/1687262009) |

## What reviewers say

### DEVARCHI GTB

[App page](https://appshunter.io/ios/app/devarchi-gtb/id1553603467)

Control building equipment like lights, air conditioning, heating, and access remotely. This application offers a centralized interface for managing various building functions.

**Highlights:** Control lighting, Manage air conditioning, Adjust heating, Control access systems, Centralized building management

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

**In-app purchases:** none


### GreenSwitch by LS

[App page](https://appshunter.io/ios/app/greenswitch-by-ls/id6448981770)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DEVARCHI GTB free?

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

### Is GreenSwitch by LS free?

GreenSwitch by LS is free to download, with no in-app purchases.

### Do DEVARCHI GTB or GreenSwitch by LS have ads?

Neither DEVARCHI GTB nor GreenSwitch by LS shows ads.

### Which is updated more often, DEVARCHI GTB or GreenSwitch by LS?

DEVARCHI GTB ships an update every 6 weeks, and GreenSwitch by LS every 6 months. Most recently, DEVARCHI GTB was updated on October 29, 2026 and GreenSwitch by LS 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.*