# Sensor Bio vs Glow

The clearest difference is iOS requirement: Glow at 16.0 against Sensor Bio's 18.0. On price, update cadence, ads 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.

Sensor Bio ships an update weekly, Glow every 6 days. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Sensor Bio | Glow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/sensor-bio/id6745620963/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Ad-supported | — |
| Size | 161 MB | 8 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sensr Biotech, LLC](https://appshunter.io/developer/1812560181) | [Heather Quintal](https://appshunter.io/developer/1877546562) |

## What reviewers say

### Sensor Bio

[App page](https://appshunter.io/ios/app/sensor-bio/id6745620963)

This platform uses biosensors to remotely monitor key health metrics like heart rate, HRV, and sleep stages. It provides personalized insights and is designed for general fitness and wellness purposes.

**Highlights:** Clinical-grade biometrics, Validated heart rate and HRV tracking, Detailed sleep stage analysis, Remote monitoring capabilities, Personalized health insights

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

**In-app purchases:** none


### Glow

[App page](https://appshunter.io/ios/app/glow-skincare-device-timer/id6759227475)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sensor Bio free?

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

### Is Glow free?

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

### Do Sensor Bio or Glow have ads?

Neither Sensor Bio nor Glow shows ads.

### Which is updated more often, Sensor Bio or Glow?

Sensor Bio ships an update weekly, and Glow every 6 days. Most recently, Sensor Bio was updated on September 10, 2026 and Glow on September 17, 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.*