# 504 Express vs Loop App

The clearest difference is iOS requirement: Loop App at 13.0 against 504 Express's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 504 Express | Loop App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/504-express/id6475613266/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Size | 58 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SISOFTC](https://appshunter.io/developer/1302911829) | [RELTID CV S.A.](https://appshunter.io/developer/1266702484) |

## What reviewers say

### 504 Express

[App page](https://appshunter.io/ios/app/504-express/id6475613266)

Track your online purchases from the moment they arrive at your Miami locker. Receive notifications and full traceability with status bars and location windows. Access comprehensive support to stay informed about your shipments.

**Highlights:** Package tracking from Miami locker, Real-time notifications, Full shipment traceability, Status bar progress updates, Location windows, Comprehensive customer support

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

**In-app purchases:** none


### Loop App

[App page](https://appshunter.io/ios/app/loop-app/id6742335050)

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

**In-app purchases:** none


## Frequently asked questions

### Is 504 Express free?

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

### Is Loop App free?

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

### Do 504 Express or Loop App have ads?

Neither 504 Express nor Loop App shows ads.

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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.*