# FaceSensor vs Gentle Kitty II

The clearest difference is in-app purchases: FaceSensor at none against Gentle Kitty II's 2. Gentle Kitty II's advantage is update cadence (every 9 months vs every 98 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gentle Kitty II sells 2 in-app purchases, starting at $1.99 per month. FaceSensor asks for nothing beyond the download.

FaceSensor ships an update every 98 months, Gentle Kitty II every 9 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FaceSensor | Gentle Kitty II |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/facesensor/id1436645090/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 98 months | **Every 9 months** |
| Monetization | Free | — |
| Size | 1 MB | 54 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DeutschTechnology Corp.](https://appshunter.io/developer/1436645089) | [Dzmitry Trubnikau](https://appshunter.io/developer/1757456500) |

## 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, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Gentle Kitty II

[App page](https://appshunter.io/ios/app/gentle-kitty-ii-cat-purring/id6544808999)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gentle Kitty II Monthly | $1.99 | per month |
| Gentle Kitty II Premium | $11.99 | per year |


## Frequently asked questions

### Is FaceSensor free?

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

### Is Gentle Kitty II free?

Gentle Kitty II is free to download, with in-app purchases available.

### Do FaceSensor or Gentle Kitty II have ads?

Neither FaceSensor nor Gentle Kitty II shows ads.

### Which is updated more often, FaceSensor or Gentle Kitty II?

FaceSensor ships an update every 98 months, and Gentle Kitty II every 9 months. Most recently, FaceSensor was updated on October 24, 2026 and Gentle Kitty II 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.*