# Motion Camera vs Imatest Spectral Sensor

The clearest difference is rating: Imatest Spectral Sensor at 5.0 against Motion Camera's 2.2. Imatest Spectral Sensor also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 6 months). Motion Camera's advantage is ratings volume (5 vs 1) and iOS requirement (16.6 vs 18.6). On price 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.

Imatest Spectral Sensor holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: Motion Camera has 5 ratings behind it against 1, so its average is the more settled of the two.

Motion Camera ships an update every 6 months, Imatest Spectral Sensor every 6 weeks. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Motion Camera | Imatest Spectral Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/motion-camera-long-exposure/id1294597749/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/imatest-spectral-sensor/id6762022859/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 5 MB | 1 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [CHI HAO CHIU](https://appshunter.io/developer/1059226484) | [Imatest, LLC](https://appshunter.io/developer/1892503615) |

## What reviewers say

### Motion Camera

[App page](https://appshunter.io/ios/app/motion-camera-long-exposure/id1294597749)

Create stunning long exposure photos with adjustable exposure times. This app offers an instant preview to see your results immediately, perfect for capturing unique motion blur effects. A tripod is recommended for optimal clarity.

**Highlights:** Long exposure simulation, Instant preview, Adjustable exposure length, Motion blur effects

**Features:** Vision Pro support

**In-app purchases:** none


### Imatest Spectral Sensor

[App page](https://appshunter.io/ios/app/imatest-spectral-sensor/id6762022859)

This professional tool provides precise lighting analysis for calibrating camera systems and matching lights. It offers real-time data, advanced visualizations, and data portability for accurate exposure and color science.

**Highlights:** Multi-sensor dashboard, Comprehensive metrics (Lux, CCT, CRI), Advanced spectral visualizations, Illuminance tracking, Data portability (CSV export), Mock sensor analysis

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Motion Camera free?

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

### Is Imatest Spectral Sensor free?

Imatest Spectral Sensor is free to download, with no in-app purchases.

### Which has better reviews, Motion Camera or Imatest Spectral Sensor?

Imatest Spectral Sensor is rated higher. Motion Camera averages 2.2 out of 5 from 5 ratings, while Imatest Spectral Sensor averages 5.0 from 1 ratings.

### Do Motion Camera or Imatest Spectral Sensor have ads?

Motion Camera shows ads; Imatest Spectral Sensor does not.

### Which is updated more often, Motion Camera or Imatest Spectral Sensor?

Motion Camera ships an update every 6 months, and Imatest Spectral Sensor every 6 weeks. Most recently, Motion Camera was updated on October 5, 2026 and Imatest Spectral Sensor on October 9, 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.*