# Zenn OTP vs Flight Status® App

The clearest difference is in-app purchases: Zenn OTP at none against Flight Status® App's 3. Flight Status® App's advantage is update cadence (every 4 days vs every 6 weeks) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Flight Status® App sells 3 in-app purchases, starting at $4.99 per 7 days. Zenn OTP asks for nothing beyond the download.

Zenn OTP ships an update every 6 weeks, Flight Status® App every 4 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Zenn OTP | Flight Status® App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Size | 32 MB | 47 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zenn](https://appshunter.io/developer/1607161974) | [AppCraft Studio](https://appshunter.io/developer/1892355360) |

## What reviewers say

### Zenn OTP

[App page](https://appshunter.io/ios/app/zenn-otp/id6443748609)

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

**In-app purchases:** none


### Flight Status® App

[App page](https://appshunter.io/ios/app/flight-status-app/id6814583181)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $29.99 | per year |
| Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Zenn OTP free?

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

### Is Flight Status® App free?

Flight Status® App is free to download, with in-app purchases available.

### Do Zenn OTP or Flight Status® App have ads?

Neither Zenn OTP nor Flight Status® App shows ads.

### Which is updated more often, Zenn OTP or Flight Status® App?

Zenn OTP ships an update every 6 weeks, and Flight Status® App every 4 days. Most recently, Zenn OTP was updated on October 24, 2026 and Flight Status® App on October 29, 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.*