# KNRM Helpt vs PASSIE protocol

The clearest difference is update cadence: PASSIE protocol at monthly against KNRM Helpt's every 3 months. KNRM Helpt's advantage is iOS requirement (11.0 vs 15.1). 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.

KNRM Helpt ships an update every 3 months, PASSIE protocol monthly. The most recent releases landed on September 15, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | KNRM Helpt | PASSIE protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/knrm-helpt/id940642344/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 72 MB | 23 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koninklijke Nederlandse Redding Maatschappij (KNRM)](https://appshunter.io/developer/940642343) | [AppComm](https://appshunter.io/developer/807462024) |

## What reviewers say

### KNRM Helpt

[App page](https://appshunter.io/ios/app/knrm-helpt/id940642344)

This app helps maritime adventurers plan and track their journeys. It allows users to register vessels, file trip plans with estimated arrival times and emergency contacts, and activate real-time location tracking. It also provides access to nautical maps, weather information, and safety data.

**Highlights:** Vessel registration, Sail Plan mode for trip planning, Track only mode for real-time tracking, Nautical maps and navigation, Location-based weather and water info, Maritime safety information, Emergency and assistance calls

**In-app purchases:** none


### PASSIE protocol

[App page](https://appshunter.io/ios/app/passie-protocol/id6443723154)

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

**In-app purchases:** none


## Frequently asked questions

### Is KNRM Helpt free?

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

### Is PASSIE protocol free?

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

### Do KNRM Helpt or PASSIE protocol have ads?

Neither KNRM Helpt nor PASSIE protocol shows ads.

### Which is updated more often, KNRM Helpt or PASSIE protocol?

KNRM Helpt ships an update every 3 months, and PASSIE protocol monthly. Most recently, KNRM Helpt was updated on September 15, 2026 and PASSIE protocol on September 27, 2026.

---

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