# Ultraf Raphael Valve vs Light Meter.

The clearest difference is in-app purchases: Ultraf Raphael Valve at none against Light Meter.'s 1. Ultraf Raphael Valve also leads on iOS requirement (15.0 vs 17.2). Light Meter.'s advantage is update cadence (every 6 weeks vs every 21 months). On price, ads and device support there is nothing between them.

Both are free to download. Light Meter. sells 1 one-off in-app purchase. Ultraf Raphael Valve asks for nothing beyond the download.

Ultraf Raphael Valve ships an update every 21 months, Light Meter. every 6 weeks. The most recent releases landed on October 2, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Ultraf Raphael Valve | Light Meter. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 6 weeks** |
| Size | 20 MB | 1 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RAPHAEL VALVES INDUSTRIES (1975) LTD](https://appshunter.io/developer/1453499008) | [Muhammed Efdal incesu](https://appshunter.io/developer/1748859357) |

## What reviewers say

### Ultraf Raphael Valve

[App page](https://appshunter.io/ios/app/ultraf-raphael-valve/id6575368654)

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

**In-app purchases:** none


### Light Meter.

[App page](https://appshunter.io/ios/app/light-meter/id6651860748)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Meter Lifetime Premium | $2.99 | one-time |


## Frequently asked questions

### Is Ultraf Raphael Valve free?

Ultraf Raphael Valve is free to download, with no in-app purchases.

### Is Light Meter. free?

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

### Do Ultraf Raphael Valve or Light Meter. have ads?

Neither Ultraf Raphael Valve nor Light Meter. shows ads.

### Which is updated more often, Ultraf Raphael Valve or Light Meter.?

Ultraf Raphael Valve ships an update every 21 months, and Light Meter. every 6 weeks. Most recently, Ultraf Raphael Valve was updated on October 2, 2026 and Light Meter. on October 17, 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.*