# Tail Number offline database vs Mini Split Express

The clearest difference is update cadence: Mini Split Express at every 2 days against Tail Number offline database's monthly. Tail Number offline database's advantage is iOS requirement (13.0 vs 16.0). 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.

Tail Number offline database ships an update monthly, Mini Split Express every 2 days. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Tail Number offline database | Mini Split Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tail-number-offline-database/id6736601525/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 78 MB | 196 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dan Driscoll](https://appshunter.io/developer/985477299) | [Mini Split Express](https://appshunter.io/developer/1854278012) |

## What reviewers say

### Tail Number offline database

[App page](https://appshunter.io/ios/app/tail-number-offline-database/id6736601525)

Access a comprehensive database of aircraft registration information without needing an internet connection. Track the planes you observe in the sky with this offline utility.

**Highlights:** Offline aircraft database, FAA registration lookup, Transport Canada registration lookup, Track seen aircraft, No internet required

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

**In-app purchases:** none


### Mini Split Express

[App page](https://appshunter.io/ios/app/mini-split-express/id6755504422)

**In-app purchases:** none


## Frequently asked questions

### Is Tail Number offline database free?

Tail Number offline database is free to download, with no in-app purchases.

### Is Mini Split Express free?

Mini Split Express is free to download, with no in-app purchases.

### Do Tail Number offline database or Mini Split Express have ads?

Neither Tail Number offline database nor Mini Split Express shows ads.

### Which is updated more often, Tail Number offline database or Mini Split Express?

Tail Number offline database ships an update monthly, and Mini Split Express every 2 days. Most recently, Tail Number offline database was updated on September 9, 2026 and Mini Split Express on September 21, 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.*