# Sentinare Activity Sensor vs yoctoLife

The clearest difference is in-app purchases: yoctoLife at none against Sentinare Activity Sensor's 2. Sentinare Activity Sensor's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sentinare Activity Sensor sells 2 in-app purchases, starting at $9.99 per month. yoctoLife asks for nothing beyond the download.

Sentinare Activity Sensor ships an update every 3 weeks, yoctoLife every 3 months. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Sentinare Activity Sensor | yoctoLife |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sentinare-activity-sensor/id1426892725/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 199 MB | 44 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [AltumView Systems Inc.](https://appshunter.io/developer/1426892722) | [YOCTO CO.,LTD.](https://appshunter.io/developer/381992814) |

## What reviewers say

### Sentinare Activity Sensor

[App page](https://appshunter.io/ios/app/sentinare-activity-sensor/id1426892725)

This app works with a smart sensor to monitor senior activity and detect emergencies like falls. It analyzes human movements to identify health trends and sends alerts, while preserving privacy by transmitting stick figures instead of video.

**Highlights:** Activity detection and analysis, Health trend identification, Emergency alerts (falls), Privacy-preserving stick figure transmission, Bluetooth sensor discovery and setup

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Home Plan | $9.99 | per month |
| Business Plan | $49.99 | per month |


### yoctoLife

[App page](https://appshunter.io/ios/app/yoctolife/id6504076415)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentinare Activity Sensor free?

Sentinare Activity Sensor is free to download, with in-app purchases available.

### Is yoctoLife free?

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

### Do Sentinare Activity Sensor or yoctoLife have ads?

Neither Sentinare Activity Sensor nor yoctoLife shows ads.

### Which is updated more often, Sentinare Activity Sensor or yoctoLife?

Sentinare Activity Sensor ships an update every 3 weeks, and yoctoLife every 3 months. Most recently, Sentinare Activity Sensor was updated on October 7, 2026 and yoctoLife on October 10, 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.*