# IRIS SmartLF vs LinkRay Scanner

The clearest difference is update cadence: LinkRay Scanner at every 5 days against IRIS SmartLF's every 13 months. IRIS SmartLF's advantage is iOS requirement (13.0 vs 16.0). 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.

IRIS SmartLF ships an update every 13 months, LinkRay Scanner every 5 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IRIS SmartLF | LinkRay Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/iris-smartlf/id1435305248/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 18.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 166 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [IRIS OHYAMA INC.](https://appshunter.io/developer/1354368086) | [PieceFuture Ptd Ltd](https://appshunter.io/developer/6809101129) |

## What reviewers say

### IRIS SmartLF

[App page](https://appshunter.io/ios/app/iris-smartlf/id1435305248)

Remotely manage your smart lights from anywhere. Adjust brightness levels and schedule timers for automatic on/off cycles. Ensure your home is lit just the way you want it, even when you're not there.

**Highlights:** Remote light control, Brightness adjustment, Scheduling timers, Automated on/off

**In-app purchases:** none


### LinkRay Scanner

[App page](https://appshunter.io/ios/app/linkray-scanner/id6809101127)

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

**In-app purchases:** none


## Frequently asked questions

### Is IRIS SmartLF free?

IRIS SmartLF is free to download, with no in-app purchases.

### Is LinkRay Scanner free?

LinkRay Scanner is free to download, with no in-app purchases.

### Do IRIS SmartLF or LinkRay Scanner have ads?

Neither IRIS SmartLF nor LinkRay Scanner shows ads.

### Which is updated more often, IRIS SmartLF or LinkRay Scanner?

IRIS SmartLF ships an update every 13 months, and LinkRay Scanner every 5 days. Most recently, IRIS SmartLF was updated on November 6, 2026 and LinkRay Scanner on October 31, 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.*