# PSP Tracking vs ShipWatch

The clearest difference is update cadence: ShipWatch at fortnightly against PSP Tracking's every 6 weeks. PSP Tracking's advantage is iOS requirement (12.0 vs 15.5). 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.

PSP Tracking ships an update every 6 weeks, ShipWatch fortnightly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PSP Tracking | ShipWatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 26 MB | 43 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pole Star Space Applications](https://appshunter.io/developer/1024589298) | [ShipWatch Pte Ltd](https://appshunter.io/developer/1669206506) |

## What reviewers say

### PSP Tracking

[App page](https://appshunter.io/ios/app/psp-tracking/id1372751849)

**Features:** macOS Compatibility

**In-app purchases:** none


### ShipWatch

[App page](https://appshunter.io/ios/app/shipwatch/id1669206504)

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

**In-app purchases:** none


## Frequently asked questions

### Is PSP Tracking free?

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

### Is ShipWatch free?

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

### Do PSP Tracking or ShipWatch have ads?

Neither PSP Tracking nor ShipWatch shows ads.

### Which is updated more often, PSP Tracking or ShipWatch?

PSP Tracking ships an update every 6 weeks, and ShipWatch fortnightly. Most recently, PSP Tracking was updated on October 7, 2026 and ShipWatch on October 6, 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.*