# Luxmeter vs techtronSystemPro®

The clearest difference is in-app purchases: techtronSystemPro® at none against Luxmeter's 7. techtronSystemPro® also leads on ads (none vs shown) and device support (3 vs 1). Luxmeter's advantage is update cadence (every 5 days vs every 4 months). On price there is nothing between them.

Both are free to download. Luxmeter sells 7 in-app purchases, starting at $5.99 per 7 days. techtronSystemPro® asks for nothing beyond the download.

Luxmeter ships an update every 5 days, techtronSystemPro® every 4 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Luxmeter | techtronSystemPro® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (254 ratings)](https://appshunter.io/ios/app/luxmeter-lux-light-meter/id6746211051/reviews)** | — |
| Number of ratings | **254** | — |
| Positive reviews | 7.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 11 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [STOMBERG s.r.o](https://appshunter.io/developer/1703467445) | [techtron Future Tech Ltd](https://appshunter.io/developer/1837715977) |

## What reviewers say

### Luxmeter

[App page](https://appshunter.io/ios/app/luxmeter-lux-light-meter/id6746211051)

This app measures light intensity in lux and provides real-time exposure suggestions for photography. It offers customizable settings for shutter speed, aperture, and ISO, with options for both front and back cameras. It's designed for personal use to optimize lighting and capture better photos.

**Highlights:** Light intensity measurement (lux, foot-candles), Real-time color temperature readings, Exposure suggestions, Manual shutter speed, aperture, ISO control, Front and back camera support, Customizable settings

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Luxmeter Pro | $5.99 | per 7 days |
| Luxmeter Pro | $5.99 | per 7 days |
| Luxmeter Pro | $8.99 | per 7 days |
| Luxmeter Pro | $9.99 | per 7 days |
| Luxmeter Pro | $9.99 | per 7 days |
| Luxmeter Pro | $9.99 | per 7 days |
| Luxmeter Pro | $29.99 | per year |


### techtronSystemPro®

[App page](https://appshunter.io/ios/app/techtronsystempro/id6771304439)

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

**In-app purchases:** none


## Frequently asked questions

### Is Luxmeter free?

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

### Is techtronSystemPro® free?

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

### Do Luxmeter or techtronSystemPro® have ads?

Luxmeter shows ads; techtronSystemPro® does not.

### Which is updated more often, Luxmeter or techtronSystemPro®?

Luxmeter ships an update every 5 days, and techtronSystemPro® every 4 months. Most recently, Luxmeter was updated on October 30, 2026 and techtronSystemPro® 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.*