# Lux Meter Pros vs AIRDcar

The clearest difference is in-app purchases: AIRDcar at none against Lux Meter Pros's 3. AIRDcar also leads on update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lux Meter Pros sells 3 in-app purchases, starting at $0.99 per 7 days. AIRDcar asks for nothing beyond the download.

Lux Meter Pros ships an update every 4 months, AIRDcar monthly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Lux Meter Pros | AIRDcar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lux-meter-pros/id6740999944/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 89 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [DADLINK TECHNOLOGIES LIMITED](https://appshunter.io/developer/1736032380) | [Shenzhen iStarVideo Technology Co., Limited](https://appshunter.io/developer/1456239265) |

## What reviewers say

### Lux Meter Pros

[App page](https://appshunter.io/ios/app/lux-meter-pros/id6740999944)

This tool transforms your iPhone into a professional light testing device. It measures lux levels, conducts emergency lighting discharge tests, and generates compliance certificates for UK electricians and facility managers.

**Highlights:** Real-time lux measurement, Photo-based light readings, Room grid mapping, Emergency light testing (BS 5266), Certificate generation (PDF), Exportable reports (PDF/CSV), Historical tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Lux Pass | $0.99 | per 7 days |
| Monthly Lux Pass | $2.99 | per month |
| Annual Lux Pass | $24.99 | per year |


### AIRDcar

[App page](https://appshunter.io/ios/app/airdcar/id6741785212)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lux Meter Pros free?

Lux Meter Pros is free to download, with in-app purchases available.

### Is AIRDcar free?

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

### Do Lux Meter Pros or AIRDcar have ads?

Neither Lux Meter Pros nor AIRDcar shows ads.

### Which is updated more often, Lux Meter Pros or AIRDcar?

Lux Meter Pros ships an update every 4 months, and AIRDcar monthly. Most recently, Lux Meter Pros was updated on October 28, 2026 and AIRDcar 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.*