# FaceSensor vs Crystal FX (crystalfocus)

The clearest difference is in-app purchases: FaceSensor at none against Crystal FX (crystalfocus)'s 1. FaceSensor also leads on rating (4.8 vs 4.4) and iOS requirement (11.4 vs 14.2). Crystal FX (crystalfocus)'s advantage is ratings volume (17 vs 4). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Crystal FX (crystalfocus) sells 1 one-off in-app purchase. FaceSensor asks for nothing beyond the download.

FaceSensor holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 4 and 17 respectively.

## The numbers

| Metric | FaceSensor | Crystal FX (crystalfocus) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/facesensor/id1436645090/reviews)** | [4.4 (17 ratings)](https://appshunter.io/ios/app/crystal-fx-crystalfocus/id1558308960/reviews) |
| Number of ratings | 4 | **17** |
| Positive reviews | — | 72.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 21 MB | 64 MB |
| Requires iOS | **11.4** | 14.2 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DeutschTechnology Corp.](https://appshunter.io/developer/1436645089) | [Tristan Kam](https://appshunter.io/developer/1558308962) |

## What reviewers say

### FaceSensor

[App page](https://appshunter.io/ios/app/facesensor/id1436645090)

This app uses your iPhone camera and haptic feedback to alert you to the presence of people nearby. It provides tactile sensations that vary in intensity and pattern based on distance and direction, offering a discreet awareness of your surroundings.

**Highlights:** Detects people using iPhone camera, Varying haptic feedback for distance, Directional haptic patterns, Discrete awareness of surroundings, Apple Watch integration for reinforced feedback, Stationary use only

**Features:** macOS Compatibility

**In-app purchases:** none


### Crystal FX (crystalfocus)

[App page](https://appshunter.io/ios/app/crystal-fx-crystalfocus/id1558308960)

This app allows for deep customization of Bluetooth-enabled lightsabers. Users can change blade styles, colors, and sounds in real-time. It also enables easy sharing of custom designs between sabers and offers full control over all saber parameters.

**Highlights:** Blade style and color customization, Real-time soundfont management, Effortless blade style sharing via Bluetooth, Full parameter editing, Real-time visual preview, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crystal FX Master level access | $6.99 | one-time |


## Frequently asked questions

### Is FaceSensor free?

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

### Is Crystal FX (crystalfocus) free?

Crystal FX (crystalfocus) is free to download, with in-app purchases available.

### Which has better reviews, FaceSensor or Crystal FX (crystalfocus)?

FaceSensor is rated higher. FaceSensor averages 4.8 out of 5 from 4 ratings, while Crystal FX (crystalfocus) averages 4.4 from 17 ratings.

### Do FaceSensor or Crystal FX (crystalfocus) have ads?

Neither FaceSensor nor Crystal FX (crystalfocus) shows ads.

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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.*