# OPSB Sensor vs 98 Octane

The clearest difference is update cadence: 98 Octane at every 2 weeks against OPSB Sensor's every 2 months. 98 Octane also leads on iOS requirement (11.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OPSB Sensor ships an update every 2 months, 98 Octane every 2 weeks. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OPSB Sensor | 98 Octane |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/opsb-sensor/id6483759938/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 22 MB | 61 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Digital Health Solutions](https://appshunter.io/developer/1716676119) | [Work Merk LLC](https://appshunter.io/developer/1441979359) |

## What reviewers say

### OPSB Sensor

[App page](https://appshunter.io/ios/app/opsb-sensor/id6483759938)

This app connects to sensors on orthotic braces to monitor patient wear patterns using thermal data. It offers real-time visualization, cloud storage, and secure, encrypted access. Gamification features encourage patient adherence to treatment plans.

**Highlights:** Real-time thermal data visualization, Cloud-based data storage, Bluetooth and QR code syncing, Automatic data upload, Encrypted and secure data access, Gamified patient engagement

**Features:** macOS Compatibility

**In-app purchases:** none


### 98 Octane

[App page](https://appshunter.io/ios/app/98-octane/id6670606093)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OPSB Sensor free?

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

### Is 98 Octane free?

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

### Do OPSB Sensor or 98 Octane have ads?

Neither OPSB Sensor nor 98 Octane shows ads.

### Which is updated more often, OPSB Sensor or 98 Octane?

OPSB Sensor ships an update every 2 months, and 98 Octane every 2 weeks. Most recently, OPSB Sensor was updated on September 30, 2026 and 98 Octane on October 3, 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.*