# NACRE vs Join My Ship

The clearest difference is in-app purchases: NACRE at none against Join My Ship's 3. NACRE also leads on iOS requirement (8.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Join My Ship sells 3 one-off in-app purchases. NACRE asks for nothing beyond the download.

NACRE ships an update every 2 months, Join My Ship every 5 weeks. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | NACRE | Join My Ship |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/nacre/id1533778492/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 49 MB | 39 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Electi Consulting Ltd](https://appshunter.io/developer/1533778494) | [Ashutosh Mehta](https://appshunter.io/developer/1726812434) |

## What reviewers say

### NACRE

[App page](https://appshunter.io/ios/app/nacre/id1533778492)

This app allows seafarers to digitally authenticate their maritime training certificates and prove their identity. It leverages blockchain technology to combat certificate forgery and streamline the crewing process.

**Highlights:** Digital certificate management, Blockchain-based authenticity, QR code identity verification, Seafarer authentication, Support tab for issues

**Features:** macOS Compatibility

**In-app purchases:** none


### Join My Ship

[App page](https://appshunter.io/ios/app/join-my-ship/id6476459076)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Silver Plan | $9.99 | one-time |
| Platinum Plan | $19.99 | one-time |
| Gold Plan | $29.99 | one-time |


## Frequently asked questions

### Is NACRE free?

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

### Is Join My Ship free?

Join My Ship is free to download, with in-app purchases available.

### Do NACRE or Join My Ship have ads?

Neither NACRE nor Join My Ship shows ads.

### Which is updated more often, NACRE or Join My Ship?

NACRE ships an update every 2 months, and Join My Ship every 5 weeks. Most recently, NACRE was updated on October 7, 2026 and Join My Ship on October 9, 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.*