# I'M Itinerary vs 台灣山岳識別

The clearest difference is price: 台灣山岳識別 at Free against I'M Itinerary's $1.99. I'M Itinerary's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

台灣山岳識別 is free to download; I'M Itinerary costs $1.99 up front. 台灣山岳識別 sells 1 one-off in-app purchase. I'M Itinerary asks for nothing beyond the download.

I'M Itinerary ships an update every 8 months, 台灣山岳識別 every 5 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | I'M Itinerary | 台灣山岳識別 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 5 months** |
| Size | 30 MB | 594 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LAN FU LO](https://appshunter.io/developer/579972841) | [Shao Chen Hong](https://appshunter.io/developer/1683472893) |

## What reviewers say

### I'M Itinerary

[App page](https://appshunter.io/ios/app/im-itinerary/id1197885702)

**Features:** macOS Compatibility

**In-app purchases:** none


### 台灣山岳識別

[App page](https://appshunter.io/ios/app/ar/id6448089468)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 升級成專業版 | $3.99 | one-time |


## Frequently asked questions

### Is I'M Itinerary free?

I'M Itinerary costs $1.99, with no in-app purchases.

### Is 台灣山岳識別 free?

台灣山岳識別 is free to download, with in-app purchases available.

### Do I'M Itinerary or 台灣山岳識別 have ads?

台灣山岳識別 shows ads; I'M Itinerary does not.

### Which is updated more often, I'M Itinerary or 台灣山岳識別?

I'M Itinerary ships an update every 8 months, and 台灣山岳識別 every 5 months. Most recently, I'M Itinerary was updated on October 26, 2026 and 台灣山岳識別 on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*