# Instant Calendar — Create Business Day Calendars

> Create Business Day Calendars (iPhone/iPad app by Bii.)

- Source: https://appshunter.io/ios/app/instant-calendar/id6787633958 (this page in markdown: same URL + `.md`)
- Developer: [Bii](https://appshunter.io/developer/666785006)
- Category: Productivity, Graphics & Design
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 46 MB
- Languages: Japanese
- Released: 2026-09-14
- Data updated: 2026-09-21
- User reviews in markdown: https://appshunter.io/ios/app/instant-calendar/id6787633958/reviews.md

## What is Instant Calendar?

Keep customers informed with a clear monthly calendar they can understand at a glance.

Instant Calendar helps small businesses turn opening days, closures, special hours, and fully booked dates into polished images ready to share.

Made for cafés, salons, food trucks, pop-ups, studios, classes, and other local businesses.

Create your calendar in a few simple steps:
• Mark open days, closed days, temporary closures, short hours, and fully booked dates
• Add your business name, note, and business hours
• Choose a design that fits your brand, including seasonal themes
• Show Japan public holidays or United States federal holidays
• Save a high-quality square image and share it to Instagram, messages, and more

No account required. Your calendar settings stay on your device.


## Version history (last 5 releases)

### 1.2.1 — 2026-09-15

・Improved month navigation with smoother, clearer calendar transitions.
・Background templates now follow your swipe for a more intuitive experience.
・Refined the month controls and date display for easier navigation.

### 1.2.0 — 2026-09-13

What’s new in 1.2.0
• English display language support
• United States federal holidays
• New autumn themes
• A “What’s New” guide in Settings

### 1.1.2 — 2026-09-10

・月見とうさぎ、ハロウィンの新しいテンプレートを追加しました
・画像の保存・共有時の表示を改善し、より気持ちよく使えるようにしました

### 1.1.1 — 2026-08-16

・秋・紅葉テンプレートを追加しました。
・テンプレート切替時の表示をより滑らかにし、アプリの安定性を改善しました。

### 1.1.0 — 2026-08-14

新しいテンプレートを追加し、営業日カレンダーをさらに見やすく、使いやすくしました。

・「夏・涼感」「ナチュラル」「和モダン」テンプレートを追加
・ライト／ダーク／システムのテーマ切り替えに対応
・年表示の左寄せ／右寄せ／非表示に対応
・テンプレート選択とプレビュー表示を改善
・日付マーカーやボタン、カレンダーのデザインを調整

## More apps by Bii

- [Public Spot Finder](https://appshunter.io/ios/app/public-spot-finder/id666785003)

All apps by Bii: https://appshunter.io/developer/666785006

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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 2026-09-21.*