# Onboard Performance Tool vs AIMS Journey Log

The clearest difference is rating: Onboard Performance Tool at 3.5 against AIMS Journey Log's 1.0. Onboard Performance Tool also leads on ratings volume (17 vs 4). AIMS Journey Log's advantage is update cadence (weekly vs every 6 months) and device support (3 vs 1). On price, review sentiment, ads and in-app purchases 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 1.0. Both are backed by a comparable volume of ratings — 17 and 4 respectively. Written reviews point the same way: 14% of Onboard Performance Tool's written reviews are positive against 6% of AIMS Journey Log's.

Onboard Performance Tool ships an update every 6 months, AIMS Journey Log weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Onboard Performance Tool | AIMS Journey Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (17 ratings)](https://appshunter.io/ios/app/onboard-performance-tool/id584211407/reviews)** | [1.0 (4 ratings)](https://appshunter.io/ios/app/aims-journey-log/id1318766458/reviews) |
| Number of ratings | **17** | 4 |
| Positive reviews | **13.5% of reviews** | 5.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | Free |
| Size | 42 MB | 45 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Boeing Company](https://appshunter.io/developer/493615170) | [AIMS OF AMERICA](https://appshunter.io/developer/1119133026) |

## 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


### AIMS Journey Log

[App page](https://appshunter.io/ios/app/aims-journey-log/id1318766458)

This app allows pilots to directly input journey log data into AIMS without needing to log into eCrew. It features an offline mode for data entry when internet is unavailable, with options to upload later. The app includes detailed flight recording capabilities and validation checks.

**Highlights:** Offline data entry, Detailed flight recording, Actual times and delay codes, Fuel and cargo tracking, PAX number logging, Night mode interface

**Features:** Vision Pro support

**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 AIMS Journey Log free?

AIMS Journey Log is free to download, with no in-app purchases.

### Which has better reviews, Onboard Performance Tool or AIMS Journey Log?

Onboard Performance Tool is rated higher. Onboard Performance Tool averages 3.5 out of 5 from 17 ratings, while AIMS Journey Log averages 1.0 from 4 ratings.

### Do Onboard Performance Tool or AIMS Journey Log have ads?

Neither Onboard Performance Tool nor AIMS Journey Log shows ads.

### Which is updated more often, Onboard Performance Tool or AIMS Journey Log?

Onboard Performance Tool ships an update every 6 months, and AIMS Journey Log weekly. Most recently, Onboard Performance Tool was updated on October 24, 2026 and AIMS Journey Log on October 24, 2026.

---

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