# Camera Light Meter vs UnitPro

The clearest difference is iOS requirement: UnitPro at 15.0 against Camera Light Meter's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Camera Light Meter ships an update monthly, UnitPro every 3 weeks. The most recent releases landed on October 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Camera Light Meter | UnitPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 4 MB | 1 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [翌嘉 赵](https://appshunter.io/developer/1775197786) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Camera Light Meter

[App page](https://appshunter.io/ios/app/camera-light-meter/id6760521254)

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

**In-app purchases:** none


### UnitPro

[App page](https://appshunter.io/ios/app/unitpro-all-converter/id6771362180)

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

**In-app purchases:** none


## Frequently asked questions

### Is Camera Light Meter free?

Camera Light Meter is free to download, with no in-app purchases.

### Is UnitPro free?

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

### Do Camera Light Meter or UnitPro have ads?

Neither Camera Light Meter nor UnitPro shows ads.

### Which is updated more often, Camera Light Meter or UnitPro?

Camera Light Meter ships an update monthly, and UnitPro every 3 weeks. Most recently, Camera Light Meter was updated on October 2, 2026 and UnitPro 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.*