# AtoNannichi Countdown

> AtoNannichi Countdown (iPhone/iPad app by GUIYI DONG.)

- Source: https://appshunter.io/ios/app/atonannichi-countdown/id6788056229 (this page in markdown: same URL + `.md`)
- Developer: [GUIYI DONG](https://appshunter.io/developer/6782625298)
- Category: Productivity, Reference
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 0 MB
- Languages: Japanese
- Released: 2026-07-08
- Data updated: 2026-08-16
- User reviews in markdown: https://appshunter.io/ios/app/atonannichi-countdown/id6788056229/reviews.md

## What is AtoNannichi Countdown?

あと何日？は、たいせつな日までの日数をカウントダウンするシンプルなアプリです。

【特徴】
• ライブ・旅行・試験・誕生日・記念日、なんでも登録OK
• 「あと◯日」がひと目でわかるカード表示
• 過ぎた日は「◯日目」として経過日数を表示
• 12種類のアイコンと8色のカラーでカスタマイズ
• 登録も同期も不要、データは端末内のみ

完全無料・広告なし・個人情報の収集なし。


## Version history (last 1 release)

### 1.0 — 2026-07-09

No release notes.

## More apps by GUIYI DONG

- [Gojuuon](https://appshunter.io/ios/app/gojuuon/id6782625296)
- [Splitzy Tip and Bill Split](https://appshunter.io/ios/app/splitzy-tip-and-bill-split/id6788062163)
- [StreakGrid Habit Pixels](https://appshunter.io/ios/app/streakgrid-habit-pixels/id6788067444)

All apps by GUIYI DONG: https://appshunter.io/developer/6782625298

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-16.*