# 504 Express vs BIEN

The clearest difference is review sentiment: 504 Express at 100% against BIEN's 38%. 504 Express also leads on rating (4.3 vs 3.3) and device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

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

504 Express holds the better App Store score, 4.3 against 3.3. Both are backed by a comparable volume of ratings — 6 and 16 respectively. Written reviews point the same way: 100% of 504 Express's written reviews are positive against 38% of BIEN's.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 504 Express | BIEN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/504-express/id6475613266/reviews)** | [3.3 (16 ratings)](https://appshunter.io/ios/app/bien/id6754266435/reviews) |
| Number of ratings | 6 | **16** |
| Positive reviews | **100.0% of reviews** | 37.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free | Free |
| Size | 58 MB | 351 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [SISOFTC](https://appshunter.io/developer/1302911829) | [DIRECCION DE GESTION POR RESULTADOS (DIGER)](https://appshunter.io/developer/1895856366) |

## 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


### BIEN

[App page](https://appshunter.io/ios/app/bien/id6754266435)

A self-sovereign digital wallet for securely storing and managing digital credentials on your smartphone. It empowers users with control over their identity information, with trusted providers for specific regions.

**Highlights:** Self-sovereign digital wallet, Secure credential storage, Identity management, Smartphone-based management, Trusted provider integration

**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 BIEN free?

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

### Which has better reviews, 504 Express or BIEN?

504 Express is rated higher. 504 Express averages 4.3 out of 5 from 6 ratings, while BIEN averages 3.3 from 16 ratings.

### Do 504 Express or BIEN have ads?

Neither 504 Express nor BIEN shows ads.

### Which is updated more often, 504 Express or BIEN?

504 Express ships an update every 5 weeks, and BIEN every 5 weeks. Most recently, 504 Express was updated on October 1, 2026 and BIEN on October 7, 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.*