# Streeter Marshall vs Posture & Wellness

The clearest difference is update cadence: Posture & Wellness at every 3 weeks against Streeter Marshall's every 7 months. Streeter Marshall's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, 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.

Streeter Marshall ships an update every 7 months, Posture & Wellness every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Streeter Marshall | Posture & Wellness |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 129 MB | 108 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Streeter Marshall LLP](https://appshunter.io/developer/1691063969) | [BDOWNEY LIMITED](https://appshunter.io/developer/1737152507) |

## What reviewers say

### Streeter Marshall

[App page](https://appshunter.io/ios/app/streeter-marshall/id1673353740)

**Features:** macOS Compatibility

**In-app purchases:** none


### Posture & Wellness

[App page](https://appshunter.io/ios/app/posture-and-wellness/id6479732561)

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

**In-app purchases:** none


## Frequently asked questions

### Is Streeter Marshall free?

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

### Is Posture & Wellness free?

Posture & Wellness is free to download, with no in-app purchases.

### Do Streeter Marshall or Posture & Wellness have ads?

Neither Streeter Marshall nor Posture & Wellness shows ads.

### Which is updated more often, Streeter Marshall or Posture & Wellness?

Streeter Marshall ships an update every 7 months, and Posture & Wellness every 3 weeks. Most recently, Streeter Marshall was updated on October 27, 2026 and Posture & Wellness on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*