# Smooth Breath vs PostureLens

The clearest difference is in-app purchases: Smooth Breath at none against PostureLens's 2. PostureLens's advantage is update cadence (every 3 days vs every 60 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PostureLens sells 2 in-app purchases, starting at $4.99 per month. Smooth Breath asks for nothing beyond the download.

Smooth Breath ships an update every 60 months, PostureLens every 3 days. The most recent releases landed on September 20, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Smooth Breath | PostureLens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/posturelens-posture-coach/id6780947884/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 60 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 0 MB | 16 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Koral Oztan Schemel](https://appshunter.io/developer/1072267156) | [Nicholas Oganesoff](https://appshunter.io/developer/1880111572) |

## What reviewers say

### Smooth Breath

[App page](https://appshunter.io/ios/app/smooth-breath/id1072267157)

**Features:** macOS Compatibility

**In-app purchases:** none


### PostureLens

[App page](https://appshunter.io/ios/app/posturelens-posture-coach/id6780947884)

Analyze your posture from a single photo to receive personalized feedback and AI-generated visuals of your corrected alignment. Identify and address issues like forward head and rounded shoulders to improve your overall posture and ease discomfort.

**Highlights:** AI posture analysis from photos, Personalized feedback and fixes, AI-generated ideal posture visuals, Focus on pain points (neck, back), Checks head-to-toe alignment, Goal-setting for appearance or pain relief

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PostureLens Monthly | $4.99 | per month |
| PostureLens Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Smooth Breath free?

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

### Is PostureLens free?

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

### Do Smooth Breath or PostureLens have ads?

Neither Smooth Breath nor PostureLens shows ads.

### Which is updated more often, Smooth Breath or PostureLens?

Smooth Breath ships an update every 60 months, and PostureLens every 3 days. Most recently, Smooth Breath was updated on September 20, 2026 and PostureLens on September 7, 2026.

---

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