# FaceSensor vs ChattyAI

The clearest difference is in-app purchases: FaceSensor at none against ChattyAI's 3. FaceSensor also leads on ratings volume (4 vs 1). ChattyAI's advantage is update cadence (every 3 weeks vs every 98 months) and rating (5.0 vs 4.8). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChattyAI sells 3 in-app purchases, starting at $0.99 per 7 days. FaceSensor asks for nothing beyond the download.

ChattyAI holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

FaceSensor ships an update every 98 months, ChattyAI every 3 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FaceSensor | ChattyAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/facesensor/id1436645090/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chattyai-chatbot-and-keyboardai/id6446040611/reviews)** |
| Number of ratings | **4** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 98 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 5 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [DeutschTechnology Corp.](https://appshunter.io/developer/1436645089) | [Worathiti Manosroi](https://appshunter.io/developer/964821519) |

## 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


### ChattyAI

[App page](https://appshunter.io/ios/app/chattyai-chatbot-and-keyboardai/id6446040611)

Engage with an advanced AI chatbot featuring diverse personas and a convenient keyboard extension. Enjoy private, ad-free conversations stored locally without needing an account.

**Highlights:** Advanced language model interaction, Variety of unique AI personas, Keyboard extension for in-app use, Local conversation storage for privacy, No account creation required, Ad-free and distraction-free experience

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $2.99 | per month |
| Yearly | $17.99 | per year |


## Frequently asked questions

### Is FaceSensor free?

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

### Is ChattyAI free?

ChattyAI is free to download, with in-app purchases available.

### Which has better reviews, FaceSensor or ChattyAI?

ChattyAI is rated higher. FaceSensor averages 4.8 out of 5 from 4 ratings, while ChattyAI averages 5.0 from 1 ratings.

### Do FaceSensor or ChattyAI have ads?

Neither FaceSensor nor ChattyAI shows ads.

### Which is updated more often, FaceSensor or ChattyAI?

FaceSensor ships an update every 98 months, and ChattyAI every 3 weeks. Most recently, FaceSensor was updated on October 10, 2026 and ChattyAI on October 15, 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.*