# MPDX vs NavStaff

The clearest difference is rating: NavStaff at 4.5 against MPDX's 2.9. NavStaff also leads on review sentiment (67% vs 29%). MPDX's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (41 vs 8). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NavStaff holds the better App Store score, 4.5 against 2.9. That said, the two scores are not equally well evidenced: MPDX has 41 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 29% of MPDX's written reviews are positive against 67% of NavStaff's.

MPDX ships an update fortnightly, NavStaff every 5 months. The most recent releases landed on August 31, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | MPDX | NavStaff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (41 ratings)](https://appshunter.io/ios/app/mpdx/id571838934/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/navstaff/id1102102936/reviews)** |
| Number of ratings | **41** | 8 |
| Positive reviews | 29.2% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | Free |
| Size | 41 MB | 44 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cru](https://appshunter.io/developer/542773213) | [The Navigators](https://appshunter.io/developer/1102102935) |

## What reviewers say

### MPDX

[App page](https://appshunter.io/ios/app/mpdx/id571838934)

This app helps missionaries track their ministry development interactions digitally. It integrates with social media and digital communication, allowing users to log calls, texts, emails, and tasks on the go. An account must be created on the website before using the mobile app.

**Highlights:** Track MPD calls, texts, emails, and tasks, Integrates with social media, Digital communication logging, Accessible on the go, Weave MPD into daily life

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

**In-app purchases:** none


### NavStaff

[App page](https://appshunter.io/ios/app/navstaff/id1102102936)

This app serves as a mobile platform for volunteers, representatives, associates, and staff involved with The Navigators' ministries. It facilitates communication and access to resources for those contributing to the organization's work.

**Highlights:** Volunteer support, Staff resources, Ministry contribution tools, Communication platform, Associate access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MPDX free?

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

### Is NavStaff free?

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

### Which has better reviews, MPDX or NavStaff?

NavStaff is rated higher. MPDX averages 2.9 out of 5 from 41 ratings, while NavStaff averages 4.5 from 8 ratings.

### Do MPDX or NavStaff have ads?

Neither MPDX nor NavStaff shows ads.

### Which is updated more often, MPDX or NavStaff?

MPDX ships an update fortnightly, and NavStaff every 5 months. Most recently, MPDX was updated on August 31, 2026 and NavStaff on June 1, 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.*