# Onboard Performance Tool vs PDC CrewConnex

The clearest difference is rating: Onboard Performance Tool at 3.5 against PDC CrewConnex's 3.0. Onboard Performance Tool also leads on ratings volume (17 vs 4). PDC CrewConnex's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, review sentiment, update cadence and ads there is nothing between them.

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

Onboard Performance Tool holds the better App Store score, 3.5 against 3.0. Both are backed by a comparable volume of ratings — 17 and 4 respectively. Written reviews split almost evenly too, at 14% and 14% positive.

Onboard Performance Tool ships an update every 6 months, PDC CrewConnex every 9 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Onboard Performance Tool | PDC CrewConnex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (17 ratings)](https://appshunter.io/ios/app/onboard-performance-tool/id584211407/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/pdc-crewconnex/id1626846035/reviews) |
| Number of ratings | **17** | 4 |
| Positive reviews | 13.5% of reviews | **14.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 42 MB | 46 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Boeing Company](https://appshunter.io/developer/493615170) | [PDC A/S](https://appshunter.io/developer/442702631) |

## What reviewers say

### Onboard Performance Tool

[App page](https://appshunter.io/ios/app/onboard-performance-tool/id584211407)

This application enables flight crews and ground personnel to perform real-time performance calculations for flights. It provides fast and precise data for takeoff, landing, and weight and balance, accounting for various environmental and operational factors.

**Highlights:** Real-time performance calculations, Takeoff analysis, Landing analysis, Weight and balance information, Accounts for weather and runway conditions, Corrects for pressure variation and MEL items

**In-app purchases:** none


### PDC CrewConnex

[App page](https://appshunter.io/ios/app/pdc-crewconnex/id1626846035)

This app provides airline crew members with essential information and communication tools. Access your flight schedule, acknowledge changes, chat with colleagues and planners, and manage duty check-ins and document access.

**Highlights:** Roster viewing (flights, training, off days, vacation), Roster change notifications, Chat with planners and colleagues, Duty check-in, Access briefing documents, Duty swapping

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onboard Performance Tool free?

Onboard Performance Tool is free to download, with no in-app purchases.

### Is PDC CrewConnex free?

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

### Which has better reviews, Onboard Performance Tool or PDC CrewConnex?

Onboard Performance Tool is rated higher. Onboard Performance Tool averages 3.5 out of 5 from 17 ratings, while PDC CrewConnex averages 3.0 from 4 ratings.

### Do Onboard Performance Tool or PDC CrewConnex have ads?

Neither Onboard Performance Tool nor PDC CrewConnex shows ads.

### Which is updated more often, Onboard Performance Tool or PDC CrewConnex?

Onboard Performance Tool ships an update every 6 months, and PDC CrewConnex every 9 months. Most recently, Onboard Performance Tool was updated on October 16, 2026 and PDC CrewConnex on October 2, 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.*