# CheckBuy vs あと何日？ウィジェット

The clearest difference is in-app purchases: CheckBuy at none against あと何日？ウィジェット's 1. CheckBuy also leads on iOS requirement (15.0 vs 26.2). あと何日？ウィジェット's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. あと何日？ウィジェット sells 1 one-off in-app purchase. CheckBuy asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 9, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | CheckBuy | あと何日？ウィジェット |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Size | 80 MB | 2 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Akatsukido Co., Ltd.](https://appshunter.io/developer/1801122880) | [Naoki Hotta](https://appshunter.io/developer/1791360765) |

## What reviewers say

### CheckBuy

[App page](https://appshunter.io/ios/app/checkbuy/id6744043634)

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

**In-app purchases:** none


### あと何日？ウィジェット

[App page](https://appshunter.io/ios/app/id6761004521)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 大ウィジェット | $0.99 | one-time |


## Frequently asked questions

### Is CheckBuy free?

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

### Is あと何日？ウィジェット free?

あと何日？ウィジェット is free to download, with in-app purchases available.

### Do CheckBuy or あと何日？ウィジェット have ads?

CheckBuy shows ads; あと何日？ウィジェット does not.

### Which is updated more often, CheckBuy or あと何日？ウィジェット?

CheckBuy ships an update weekly, and あと何日？ウィジェット weekly. Most recently, CheckBuy was updated on October 9, 2026 and あと何日？ウィジェット on September 26, 2026.

---

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