# Lyon City Guide vs NGDP

The clearest difference is price: NGDP at Free against Lyon City Guide's $4.99. NGDP also leads on update cadence (every 3 weeks vs every 19 months) and iOS requirement (13.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

NGDP is free to download; Lyon City Guide costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lyon City Guide ships an update every 19 months, NGDP every 3 weeks. The most recent releases landed on October 28, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Lyon City Guide | NGDP |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 3 weeks** |
| Size | 82 MB | 31 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harpreet Kaur](https://appshunter.io/developer/963392605) | [CONSORZIO MARITTIMO TURISTICO CINQUE TERRE GOLFO DEI POETI](https://appshunter.io/developer/1680577471) |

## What reviewers say

### Lyon City Guide

[App page](https://appshunter.io/ios/app/lyon-city-guide/id1110036505)

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

**In-app purchases:** none


### NGDP

[App page](https://appshunter.io/ios/app/ngdp/id6447209052)

**In-app purchases:** none


## Frequently asked questions

### Is Lyon City Guide free?

Lyon City Guide costs $4.99, with no in-app purchases.

### Is NGDP free?

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

### Do Lyon City Guide or NGDP have ads?

Neither Lyon City Guide nor NGDP shows ads.

### Which is updated more often, Lyon City Guide or NGDP?

Lyon City Guide ships an update every 19 months, and NGDP every 3 weeks. Most recently, Lyon City Guide was updated on October 28, 2026 and NGDP on October 16, 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.*