# PSC e vs IAI Lounge

The clearest difference is in-app purchases: IAI Lounge at none against PSC e's 1. IAI Lounge also leads on update cadence (every 10 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PSC e sells 1 one-off in-app purchase. IAI Lounge asks for nothing beyond the download.

PSC e ships an update every 5 months, IAI Lounge every 10 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PSC e | IAI Lounge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Size | 30 MB | 53 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohammad Khaufillah](https://appshunter.io/developer/1579440040) | [Mansur Mohamad](https://appshunter.io/developer/1445540268) |

## What reviewers say

### PSC e

[App page](https://appshunter.io/ios/app/psc-e-brevet/id1579440038)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Member Premium | $49.99 | one-time |


### IAI Lounge

[App page](https://appshunter.io/ios/app/iai-lounge/id1643102321)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PSC e free?

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

### Is IAI Lounge free?

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

### Do PSC e or IAI Lounge have ads?

Neither PSC e nor IAI Lounge shows ads.

### Which is updated more often, PSC e or IAI Lounge?

PSC e ships an update every 5 months, and IAI Lounge every 10 days. Most recently, PSC e was updated on October 25, 2026 and IAI Lounge 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.*