# FlyzBy vs US History Encyclopedia

The clearest difference is price: FlyzBy at Free against US History Encyclopedia's $0.99. FlyzBy also leads on update cadence (every 4 months vs every 47 months) and ratings volume (3 vs 1). US History Encyclopedia's advantage is rating (5.0 vs 4.3) and review sentiment (50% vs 33%). On ads, in-app purchases and device support there is nothing between them.

FlyzBy is free to download; US History Encyclopedia costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

US History Encyclopedia holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 33% of FlyzBy's written reviews are positive against 50% of US History Encyclopedia's.

FlyzBy ships an update every 4 months, US History Encyclopedia every 47 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | FlyzBy | US History Encyclopedia |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/flyzby/id737887533/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/us-history-encyclopedia/id1135262002/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 33.3% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 47 months |
| Monetization | **Free** | Paid |
| Size | 378 MB | 121 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Randolph W Duerr](https://appshunter.io/developer/629212455) | [Trang Hoai](https://appshunter.io/developer/1124304908) |

## What reviewers say

### FlyzBy

[App page](https://appshunter.io/ios/app/flyzby/id737887533)

Access detailed information about airplanes, including owner details and aircraft specifications, by searching with tail numbers or owner names. You can also look up U.S. airport information using codes or city names.

**Highlights:** Search by tail number, Search by owner name, View owner address, View plane details, Pilot certification lookup, Airport code lookup, Airport city lookup

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

**In-app purchases:** none


### US History Encyclopedia

[App page](https://appshunter.io/ios/app/us-history-encyclopedia/id1135262002)

Access a comprehensive offline encyclopedia of United States history, covering government, science, culture, and more. Discover featured entries daily, create custom lists, and utilize voice search for easy navigation. Bookmark important topics for quick reference.

**Highlights:** Offline encyclopedia access, Over 17,581 entries, 5 featured entries daily, Custom list creation, Voice search functionality, Bookmark entries

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlyzBy free?

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

### Is US History Encyclopedia free?

US History Encyclopedia costs $0.99, with no in-app purchases.

### Which has better reviews, FlyzBy or US History Encyclopedia?

US History Encyclopedia is rated higher. FlyzBy averages 4.3 out of 5 from 3 ratings, while US History Encyclopedia averages 5.0 from 1 ratings.

### Do FlyzBy or US History Encyclopedia have ads?

Neither FlyzBy nor US History Encyclopedia shows ads.

### Which is updated more often, FlyzBy or US History Encyclopedia?

FlyzBy ships an update every 4 months, and US History Encyclopedia every 47 months. Most recently, FlyzBy was updated on October 24, 2026 and US History Encyclopedia on October 24, 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.*