# JustInTime vs Air Logbook

The clearest difference is update cadence: Air Logbook at every 2 days against JustInTime's every 5 weeks. JustInTime's advantage is iOS requirement (14.0 vs 18.6). 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.

JustInTime ships an update every 5 weeks, Air Logbook every 2 days. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | JustInTime | Air Logbook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Size | 42 MB | 24 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hill Investment Group, Limited Liability Company](https://appshunter.io/developer/1885836079) | [卓珩 李](https://appshunter.io/developer/1885081432) |

## What reviewers say

### JustInTime

[App page](https://appshunter.io/ios/app/justintime-flight-tracker/id6760706278)

**Features:** macOS Compatibility

**In-app purchases:** none


### Air Logbook

[App page](https://appshunter.io/ios/app/air-logbook/id6766074402)

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

**In-app purchases:** none


## Frequently asked questions

### Is JustInTime free?

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

### Is Air Logbook free?

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

### Do JustInTime or Air Logbook have ads?

Neither JustInTime nor Air Logbook shows ads.

### Which is updated more often, JustInTime or Air Logbook?

JustInTime ships an update every 5 weeks, and Air Logbook every 2 days. Most recently, JustInTime was updated on October 9, 2026 and Air Logbook on October 19, 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.*