# Phi vs PosturEasy

The clearest difference is in-app purchases: Phi at none against PosturEasy's 2. Phi also leads on iOS requirement (13.4 vs 17.0). PosturEasy's advantage is update cadence (every 2 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. PosturEasy sells 2 in-app purchases, starting at $11.99 per month. Phi asks for nothing beyond the download.

Phi ships an update every 2 months, PosturEasy every 2 days. The most recent releases landed on September 12, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Phi | PosturEasy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 33 MB | 3 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RuneLab](https://appshunter.io/developer/1497549456) | [Posturafacile S.R.L.](https://appshunter.io/developer/6790564368) |

## What reviewers say

### Phi

[App page](https://appshunter.io/ios/app/phi/id6480114005)

**Features:** macOS Compatibility

**In-app purchases:** none


### PosturEasy

[App page](https://appshunter.io/ios/app/postureasy/id6790564366)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $11.99 | per month |
| Yearly Premium | $89.99 | per year |


## Frequently asked questions

### Is Phi free?

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

### Is PosturEasy free?

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

### Do Phi or PosturEasy have ads?

Neither Phi nor PosturEasy shows ads.

### Which is updated more often, Phi or PosturEasy?

Phi ships an update every 2 months, and PosturEasy every 2 days. Most recently, Phi was updated on September 12, 2026 and PosturEasy on August 13, 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.*