# DEN Insider vs Zeta Gamma Lambda

The clearest difference is update cadence: DEN Insider at fortnightly against Zeta Gamma Lambda's every 40 months. Zeta Gamma Lambda's advantage is iOS requirement (12.0 vs 17.0). 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.

DEN Insider ships an update fortnightly, Zeta Gamma Lambda every 40 months. The most recent releases landed on October 22, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DEN Insider | Zeta Gamma Lambda |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (16 ratings)](https://appshunter.io/ios/app/den-insider/id1485853604/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 40 months |
| Monetization | Free | — |
| Size | 85 MB | 47 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Denver International Airport](https://appshunter.io/developer/1593039158) | [Ricardo Cumberbatch](https://appshunter.io/developer/1455104172) |

## What reviewers say

### DEN Insider

[App page](https://appshunter.io/ios/app/den-insider/id1485853604)

Stay informed about Denver International Airport (DEN) with news, events, and training materials. Access real-time parking and security wait times, and engage with the airport community through social features. Receive push notifications for the latest updates.

**Highlights:** Airport news and events, Training materials, Real-time security wait times, Parking information, Push notifications, Community social features

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

**In-app purchases:** none


### Zeta Gamma Lambda

[App page](https://appshunter.io/ios/app/zeta-gamma-lambda/id1644352805)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DEN Insider free?

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

### Is Zeta Gamma Lambda free?

Zeta Gamma Lambda is free to download, with no in-app purchases.

### Do DEN Insider or Zeta Gamma Lambda have ads?

Neither DEN Insider nor Zeta Gamma Lambda shows ads.

### Which is updated more often, DEN Insider or Zeta Gamma Lambda?

DEN Insider ships an update fortnightly, and Zeta Gamma Lambda every 40 months. Most recently, DEN Insider was updated on October 22, 2026 and Zeta Gamma Lambda on October 18, 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.*