# Simport+ vs PAM

The clearest difference is update cadence: Simport+ at weekly against PAM's monthly. PAM's advantage is iOS requirement (13.0 vs 17.6). 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.

Simport+ ships an update weekly, PAM monthly. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Simport+ | PAM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | — | Free |
| Size | 75 MB | 34 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [APPIX - INOVACAO EM TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/927411497) | [Centro de Hidrografia da Marinha](https://appshunter.io/developer/1532680426) |

## What reviewers say

### Simport+

[App page](https://appshunter.io/ios/app/simport-plus/id1598942576)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### PAM

[App page](https://appshunter.io/ios/app/pam/id6443572659)

Access marine environmental forecasts and various naval hydrography products with a single tap. Get real-time weather warnings, marine meteorology, meteograms, tide forecasts, synoptic charts, and weather analysis.

**Highlights:** Marine environmental forecasts, Weather warnings, Marine meteorology, Tide forecasts, Synoptic charts, Weather analysis

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simport+ free?

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

### Is PAM free?

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

### Do Simport+ or PAM have ads?

Neither Simport+ nor PAM shows ads.

### Which is updated more often, Simport+ or PAM?

Simport+ ships an update weekly, and PAM monthly. Most recently, Simport+ was updated on September 29, 2026 and PAM on October 6, 2026.

---

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