# Ship Terminology (Tanker) 4U vs STCW Basic Safety Training

The clearest difference is in-app purchases: Ship Terminology (Tanker) 4U at none against STCW Basic Safety Training's 4. STCW Basic Safety Training's advantage is update cadence (every 4 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. STCW Basic Safety Training sells 4 in-app purchases, starting at $6.99 per 7 days. Ship Terminology (Tanker) 4U asks for nothing beyond the download.

Ship Terminology (Tanker) 4U ships an update every 11 months, STCW Basic Safety Training every 4 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ship Terminology (Tanker) 4U | STCW Basic Safety Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Size | 172 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Kulchikovskiy](https://appshunter.io/developer/1707709414) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Ship Terminology (Tanker) 4U

[App page](https://appshunter.io/ios/app/ship-terminology-tanker-4u/id6503001780)

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

**In-app purchases:** none


### STCW Basic Safety Training

[App page](https://appshunter.io/ios/app/stcw-basic-safety-training/id6774033893)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STCW Safety Full Access | $6.99 | per 7 days |
| STCW Safety Full Access | $16.99 | per month |
| STCW Safety Full Access | $39.99 | per 3 months |
| Unlock Full Access | $4.99 | one-time |


## Frequently asked questions

### Is Ship Terminology (Tanker) 4U free?

Ship Terminology (Tanker) 4U is free to download, with no in-app purchases.

### Is STCW Basic Safety Training free?

STCW Basic Safety Training is free to download, with in-app purchases available.

### Do Ship Terminology (Tanker) 4U or STCW Basic Safety Training have ads?

Neither Ship Terminology (Tanker) 4U nor STCW Basic Safety Training shows ads.

### Which is updated more often, Ship Terminology (Tanker) 4U or STCW Basic Safety Training?

Ship Terminology (Tanker) 4U ships an update every 11 months, and STCW Basic Safety Training every 4 days. Most recently, Ship Terminology (Tanker) 4U was updated on November 4, 2026 and STCW Basic Safety Training on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*