# Denkidai vs TREK!

The clearest difference is iOS requirement: Denkidai at 10.0 against TREK!'s 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Denkidai | TREK! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 8 MB | 52 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGEYUKI TAKAHASHI](https://appshunter.io/developer/437200400) | [NIKKAN KOGYO SHIMBUN, LTD.](https://appshunter.io/developer/1490400808) |

## What reviewers say

### Denkidai

[App page](https://appshunter.io/ios/app/denkidai/id483503590)

**Features:** macOS Compatibility

**In-app purchases:** none


### TREK!

[App page](https://appshunter.io/ios/app/trek/id1597415136)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Denkidai free?

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

### Is TREK! free?

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

### Do Denkidai or TREK! have ads?

Neither Denkidai nor TREK! shows ads.

### Which is updated more often, Denkidai or TREK!?

Denkidai ships an update every 2 months, and TREK! every 2 months. Most recently, Denkidai was updated on October 13, 2026 and TREK! 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.*