# Pocket STCW vs Prediction Tracker Journal

The clearest difference is price: Prediction Tracker Journal at Free against Pocket STCW's $2.99. Pocket STCW's advantage is in-app purchases (none vs 3) and iOS requirement (13.4 vs 17.0). On update cadence, ads and device support there is nothing between them.

Prediction Tracker Journal is free to download; Pocket STCW costs $2.99 up front. Prediction Tracker Journal sells 3 in-app purchases, starting at $4.99 per 7 days. Pocket STCW asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Pocket STCW | Prediction Tracker Journal |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pocket-stcw/id1476597543/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 72.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Paid | — |
| Size | 26 MB | 7 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emanuele Ercolano](https://appshunter.io/developer/1476597542) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### Pocket STCW

[App page](https://appshunter.io/ios/app/pocket-stcw/id1476597543)

Easily upload, view, and share your STCW certificates by taking a photo or uploading files. Receive timely notifications for expirations and manage other professional achievements. Access weather information and mandatory requirements for your maritime qualifications.

**Highlights:** Upload STCW certificates via photo or file, View, download, and share certificates, Customizable expiration notifications, Track other professional achievements, Access maritime weather and requirements, Print certificates and summaries, Update profile for title changes

**Features:** macOS Compatibility

**In-app purchases:** none


### Prediction Tracker Journal

[App page](https://appshunter.io/ios/app/prediction-tracker-journal/id6779216934)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calibration Stats Weekly | $4.99 | per 7 days |
| Forecast Skill Yearly | $24.99 | per year |
| Judgment Insights Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Pocket STCW free?

Pocket STCW costs $2.99, with no in-app purchases.

### Is Prediction Tracker Journal free?

Prediction Tracker Journal is free to download, with in-app purchases available.

### Do Pocket STCW or Prediction Tracker Journal have ads?

Neither Pocket STCW nor Prediction Tracker Journal shows ads.

### Which is updated more often, Pocket STCW or Prediction Tracker Journal?

Pocket STCW ships an update monthly, and Prediction Tracker Journal monthly. Most recently, Pocket STCW was updated on October 20, 2026 and Prediction Tracker Journal on October 23, 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.*