# SSA vs 504 Express

The clearest difference is rating: SSA at 5.0 against 504 Express's 4.3. SSA also leads on update cadence (every 9 days vs monthly) and iOS requirement (13.4 vs 15.6). 504 Express's advantage is ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SSA holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: 504 Express has 6 ratings behind it against 1, so its average is the more settled of the two.

SSA ships an update every 9 days, 504 Express monthly. The most recent releases landed on June 1, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | SSA | 504 Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ssa/id6444322522/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/504-express/id6475613266/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 83 MB | 58 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Walter Diaz](https://appshunter.io/developer/1653871751) | [SISOFTC](https://appshunter.io/developer/1302911829) |

## What reviewers say

### SSA

[App page](https://appshunter.io/ios/app/ssa/id6444322522)

Easily record visits and events. This utility app simplifies tracking your activities and occurrences with a straightforward interface. Keep a log of important moments and manage your schedule efficiently.

**Highlights:** Easy visit registration, Event logging, Simple interface, Activity tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SSA free?

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

### Is 504 Express free?

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

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

SSA is rated higher. SSA averages 5.0 out of 5 from 1 ratings, while 504 Express averages 4.3 from 6 ratings.

### Do SSA or 504 Express have ads?

Neither SSA nor 504 Express shows ads.

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

SSA ships an update every 9 days, and 504 Express monthly. Most recently, SSA was updated on June 1, 2026 and 504 Express on August 5, 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.*