# 花粉 週間予報 vs Drying Day

花粉 週間予報 and Drying Day are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 花粉 週間予報 sells 5 in-app purchases, starting at $2.99 per month and Drying Day sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

花粉 週間予報 ships an update every 3 weeks, Drying Day fortnightly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 花粉 週間予報 | Drying Day |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 26 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [I OSTAPENKO & Y OSTAPENKO](https://appshunter.io/developer/6799116433) |

## What reviewers say

### 花粉 週間予報

[App page](https://appshunter.io/ios/app/id6478220308)

Get real-time pollen forecasts across Japan to plan your outings with confidence. View daily pollen levels in easy-to-understand graphs and check the weekly forecast to prepare for high pollen days. Save your favorite locations for quick access to local pollen information.

**Highlights:** Nationwide pollen information, Daily pollen levels graph, Weekly pollen forecast, Register favorite locations, Real-time pollen data

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告停止 | $2.99 | per month |
| Coffee (Regular) | $0.49 | one-time |
| Coffee (Large) | $1.99 | one-time |
| システム改善応援募金 | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


### Drying Day

[App page](https://appshunter.io/ios/app/drying-day/id6802211157)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is 花粉 週間予報 free?

花粉 週間予報 is free to download, with in-app purchases available.

### Is Drying Day free?

Drying Day is free to download, with in-app purchases available.

### Do 花粉 週間予報 or Drying Day have ads?

Both 花粉 週間予報 and Drying Day show ads.

### Which is updated more often, 花粉 週間予報 or Drying Day?

花粉 週間予報 ships an update every 3 weeks, and Drying Day fortnightly. Most recently, 花粉 週間予報 was updated on October 2, 2026 and Drying Day on October 12, 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.*