# GYEON PRISM vs UpDown DESK

The clearest difference is update cadence: UpDown DESK at every 2 months against GYEON PRISM's every 11 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.

GYEON PRISM ships an update every 11 months, UpDown DESK every 2 months. The most recent releases landed on October 20, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GYEON PRISM | UpDown DESK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/gyeon-prism/id1468889387/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 18 MB | 5 MB |
| Requires iOS | **10.3** | 11.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scangrip](https://appshunter.io/developer/1119059785) | [国强 张](https://appshunter.io/developer/1151273698) |

## What reviewers say

### GYEON PRISM

[App page](https://appshunter.io/ios/app/gyeon-prism/id1468889387)

Control Scangrip Prism Multi lamps via Bluetooth. Adjust brightness and color temperature, manage multiple lamps, and secure access with a PIN. The app automatically reconnects to previously used lamps.

**Highlights:** Bluetooth lamp control, 5-step dimming (10-100%), 5-step color temperature adjustment (2500-6500K), Control up to 4 lamps simultaneously, Synchronized control by up to 2 phones, Lamp renaming, PIN code security

**In-app purchases:** none


### UpDown DESK

[App page](https://appshunter.io/ios/app/updown-desk/id6748215564)

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

**In-app purchases:** none


## Frequently asked questions

### Is GYEON PRISM free?

GYEON PRISM is free to download, with no in-app purchases.

### Is UpDown DESK free?

UpDown DESK is free to download, with no in-app purchases.

### Do GYEON PRISM or UpDown DESK have ads?

Neither GYEON PRISM nor UpDown DESK shows ads.

### Which is updated more often, GYEON PRISM or UpDown DESK?

GYEON PRISM ships an update every 11 months, and UpDown DESK every 2 months. Most recently, GYEON PRISM was updated on October 20, 2026 and UpDown DESK on October 28, 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.*