# IRIS SmartLF vs CarQR App

The clearest difference is review sentiment: CarQR App at 100% against IRIS SmartLF's 20%. CarQR App also leads on update cadence (every 2 days vs every 13 months). IRIS SmartLF's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. CarQR App sells 4 in-app purchases, starting at $19.99 per month. IRIS SmartLF asks for nothing beyond the download.

IRIS SmartLF ships an update every 13 months, CarQR App every 2 days. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | IRIS SmartLF | CarQR App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/iris-smartlf/id1435305248/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 166 MB | 50 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [IRIS OHYAMA INC.](https://appshunter.io/developer/1354368086) | [TAHA BAYAR](https://appshunter.io/developer/6786097251) |

## 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


### CarQR App

[App page](https://appshunter.io/ios/app/carqr-app/id6786097249)

Instantly receive alerts about your vehicle's status, such as lights left on or bad parking, by placing a private QR code on your car. Protect your privacy as your personal information is never shared with those who scan the code.

**Highlights:** Instant vehicle alerts via QR scan, Privacy-focused, no personal info shared, Customizable alert categories, Printable PDF or physical sticker options, Premium features like auto-reply and analytics, Business and fleet management tools

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CarQR Premium Monthly | $19.99 | per month |
| CarQR Ultimate Monthly | $29.99 | per month |
| CarQR Premium Yearly | $219.99 | per year |
| CarQR Ultimate Yearly | $329.99 | per year |


## Frequently asked questions

### Is IRIS SmartLF free?

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

### Is CarQR App free?

CarQR App is free to download, with in-app purchases available.

### Do IRIS SmartLF or CarQR App have ads?

Neither IRIS SmartLF nor CarQR App shows ads.

### Which is updated more often, IRIS SmartLF or CarQR App?

IRIS SmartLF ships an update every 13 months, and CarQR App every 2 days. Most recently, IRIS SmartLF was updated on October 1, 2026 and CarQR App on October 10, 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.*