# Sanna Fo vs Postra

The clearest difference is ads: Postra at none against Sanna Fo's shown. Postra also leads on update cadence (every 2 weeks vs every 2 months). Sanna Fo's advantage is iOS requirement (15.1 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Sanna Fo sells 5 in-app purchases, starting at $11.99 per month and Postra sells 7 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Sanna Fo ships an update every 2 months, Postra every 2 weeks. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sanna Fo | Postra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 90 MB | 90 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Susanna Jakobsson AB](https://appshunter.io/developer/1684793935) | [Postra AB](https://appshunter.io/developer/1807937957) |

## What reviewers say

### Sanna Fo

[App page](https://appshunter.io/ios/app/sanna-fo/id6448478668)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Breathwork månad | $11.99 | per month |
| PLAY | $19.00 | per month |
| Breathwork Membership | $22.99 | per month |
| Qigong Membership | $24.99 | per month |
| PLAY Premium | $24.99 | per month |


### Postra

[App page](https://appshunter.io/ios/app/postra-for-better-posture/id6744517735)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access monthly | $19.99 | per month |
| Full access yearly | $149.99 | per year |
| Utåtvridna fötter | $4.99 | one-time |
| Base Program | $14.99 | one-time |
| Base Program Bundle | $22.99 | one-time |
| Customized Program | $69.99 | one-time |
| Full access lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Sanna Fo free?

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

### Is Postra free?

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

### Do Sanna Fo or Postra have ads?

Sanna Fo shows ads; Postra does not.

### Which is updated more often, Sanna Fo or Postra?

Sanna Fo ships an update every 2 months, and Postra every 2 weeks. Most recently, Sanna Fo was updated on October 17, 2026 and Postra on October 24, 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.*