# Simple Days Until vs ロック画面カウントダウン・ウィジェット あと何日

The clearest difference is in-app purchases: Simple Days Until at none against ロック画面カウントダウン・ウィジェット あと何日's 2. ロック画面カウントダウン・ウィジェット あと何日's advantage is update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ロック画面カウントダウン・ウィジェット あと何日 sells 2 in-app purchases, starting at $1.99 per month. Simple Days Until asks for nothing beyond the download.

Simple Days Until ships an update weekly, ロック画面カウントダウン・ウィジェット あと何日 every 2 days. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Simple Days Until | ロック画面カウントダウン・ウィジェット あと何日 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 12 MB | 7 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [naoya takamura](https://appshunter.io/developer/1788186935) | [Masaki Sato](https://appshunter.io/developer/391356571) |

## What reviewers say

### Simple Days Until

[App page](https://appshunter.io/ios/app/simple-days-until/id6744551057)

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

**In-app purchases:** none


### ロック画面カウントダウン・ウィジェット あと何日

[App page](https://appshunter.io/ios/app/id6792396949)

Display countdowns to important dates directly on your iPhone's lock screen. Customize the look with various backgrounds, colors, and fonts. Supports both countdowns and count-ups for anniversaries and events.

**Highlights:** Lock screen widgets for constant display, Customizable backgrounds, text, and colors, Photo backgrounds and pattern options (Pro), Choice of fonts (Pro), Countdown and count-up modes, Data stored locally on device

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $1.99 | per month |
| 年額プラン | $19.99 | per year |


## Frequently asked questions

### Is Simple Days Until free?

Simple Days Until is free to download, with no in-app purchases.

### Is ロック画面カウントダウン・ウィジェット あと何日 free?

ロック画面カウントダウン・ウィジェット あと何日 is free to download, with in-app purchases available.

### Do Simple Days Until or ロック画面カウントダウン・ウィジェット あと何日 have ads?

Neither Simple Days Until nor ロック画面カウントダウン・ウィジェット あと何日 shows ads.

### Which is updated more often, Simple Days Until or ロック画面カウントダウン・ウィジェット あと何日?

Simple Days Until ships an update weekly, and ロック画面カウントダウン・ウィジェット あと何日 every 2 days. Most recently, Simple Days Until was updated on September 9, 2026 and ロック画面カウントダウン・ウィジェット あと何日 on September 20, 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.*