# QUAPIX Lite vs Mo Operation

The clearest difference is ads: Mo Operation at none against QUAPIX Lite's shown. Mo Operation also leads on update cadence (fortnightly vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

QUAPIX Lite ships an update every 5 months, Mo Operation fortnightly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | QUAPIX Lite | Mo Operation |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 90 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [岩崎電気](https://appshunter.io/developer/905894718) | [NextDrive Co.](https://appshunter.io/developer/1005329987) |

## What reviewers say

### QUAPIX Lite

[App page](https://appshunter.io/ios/app/quapix-lite/id905894715)

This tool helps you easily assess the brightness of your current environment. It utilizes advanced photometric and image processing technology to evaluate luminance and illuminance, providing color-analyzed images and comparative judgments against recommended levels.

**Highlights:** Analyze images to create luminance maps, Compare current brightness to recommended levels, View latest information from Iwasaki Electric, Discover nearby installation examples

**Features:** macOS Compatibility

**In-app purchases:** none


### Mo Operation

[App page](https://appshunter.io/ios/app/mo-operation/id1661910925)

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

**In-app purchases:** none


## Frequently asked questions

### Is QUAPIX Lite free?

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

### Is Mo Operation free?

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

### Do QUAPIX Lite or Mo Operation have ads?

QUAPIX Lite shows ads; Mo Operation does not.

### Which is updated more often, QUAPIX Lite or Mo Operation?

QUAPIX Lite ships an update every 5 months, and Mo Operation fortnightly. Most recently, QUAPIX Lite was updated on November 1, 2026 and Mo Operation on November 7, 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.*