# あと何日？ vs Sunset Hiker

The clearest difference is in-app purchases: Sunset Hiker at none against あと何日？'s 4. Sunset Hiker also leads on ads (none vs shown) and update cadence (every 4 days vs monthly). あと何日？'s advantage is iOS requirement (15.6 vs 17.0). On price and device support there is nothing between them.

Both are free to download. あと何日？ sells 4 one-off in-app purchases. Sunset Hiker asks for nothing beyond the download.

あと何日？ ships an update monthly, Sunset Hiker every 4 days. The most recent releases landed on October 14, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | あと何日？ | Sunset Hiker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1200713694/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Size | 61 MB | 6 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [Kota Miura](https://appshunter.io/developer/1857243949) |

## What reviewers say

### あと何日？

[App page](https://appshunter.io/ios/app/id1200713694)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| 開発者応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


### Sunset Hiker

[App page](https://appshunter.io/ios/app/sunset-hiker/id6756158618)

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

**In-app purchases:** none


## Frequently asked questions

### Is あと何日？ free?

あと何日？ is free to download, with in-app purchases available.

### Is Sunset Hiker free?

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

### Do あと何日？ or Sunset Hiker have ads?

あと何日？ shows ads; Sunset Hiker does not.

### Which is updated more often, あと何日？ or Sunset Hiker?

あと何日？ ships an update monthly, and Sunset Hiker every 4 days. Most recently, あと何日？ was updated on October 14, 2026 and Sunset Hiker 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.*