# Formosanus vs Babylon Booking

The clearest difference is in-app purchases: Babylon Booking at none against Formosanus's 1. Formosanus's advantage is update cadence (every 2 months vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Formosanus sells 1 one-off in-app purchase. Babylon Booking asks for nothing beyond the download.

Formosanus ships an update every 2 months, Babylon Booking every 8 months. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Formosanus | Babylon Booking |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/babylon-booking/id1356958297/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | — | Free |
| Size | 12 MB | 40 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yu Tse Wu](https://appshunter.io/developer/1032252133) | [MOONLINE TRAVEL AND TRADE LTD.](https://appshunter.io/developer/1272089281) |

## What reviewers say

### Formosanus

[App page](https://appshunter.io/ios/app/formosanus/id1056896515)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 百岳 | $0.99 | one-time |


### Babylon Booking

[App page](https://appshunter.io/ios/app/babylon-booking/id1356958297)

This B2B flight booking portal connects travel agencies to a vast network of over 700 legacy and low-cost carriers. It provides instant access to local fares on a global scale, empowering agencies with a powerful tool for flight reservations.

**Highlights:** B2B flight booking portal, Access to 700+ carriers, Instant local fares, Global flight network, Empowers travel agencies

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

**In-app purchases:** none


## Frequently asked questions

### Is Formosanus free?

Formosanus is free to download, with in-app purchases available.

### Is Babylon Booking free?

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

### Do Formosanus or Babylon Booking have ads?

Neither Formosanus nor Babylon Booking shows ads.

### Which is updated more often, Formosanus or Babylon Booking?

Formosanus ships an update every 2 months, and Babylon Booking every 8 months. Most recently, Formosanus was updated on October 9, 2026 and Babylon Booking 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.*