# STX vs PAP Service

The clearest difference is update cadence: PAP Service at every 5 weeks against STX's every 7 months. STX's advantage is iOS requirement (11.0 vs 15.0). 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.

STX ships an update every 7 months, PAP Service every 5 weeks. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | STX | PAP Service |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Size | 26 MB | 50 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SMARTLOG SUPPLY CHAIN SOLUTIONS CORPORATION](https://appshunter.io/developer/1111191986) | [PETRO VIETNAM PHUOC AN PORT INVESTMENT & OPERATION JOINT STOCK COMPANY](https://appshunter.io/developer/1836577580) |

## What reviewers say

### STX

[App page](https://appshunter.io/ios/app/stx/id1441798539)

**Features:** macOS Compatibility

**In-app purchases:** none


### PAP Service

[App page](https://appshunter.io/ios/app/pap-service/id6790925031)

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

**In-app purchases:** none


## Frequently asked questions

### Is STX free?

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

### Is PAP Service free?

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

### Do STX or PAP Service have ads?

Neither STX nor PAP Service shows ads.

### Which is updated more often, STX or PAP Service?

STX ships an update every 7 months, and PAP Service every 5 weeks. Most recently, STX was updated on October 13, 2026 and PAP Service on October 17, 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.*