Buy-Navi

Content rating
Everyone
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Content rating
Everyone
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About this app

This app sends you a push notification of your shopping list when you arrive at a nearby store.

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■ How to Use

1. Add items you want to buy to your list.
2. Register stores on the map (OpenStreetMap) (e.g., your favorite supermarket, drugstore).
3. Just carry the app with you. You'll receive a notification when you're near a registered store.

You don't need to have the app open. It works even if the screen is off or the app is closed.

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■ AI automatically determines the store based on the item name.

For example, "milk" will result in a supermarket, "charger" in an electronics store, and "bandage" in a pharmacy. The AI ​​automatically categorizes the store where you can buy the item based on the item name.

Supported categories: 10 types: supermarket, convenience store, pharmacy, electronics, clothing, food and beverage, 100-yen store, home center, etc. You can manually change the category if it's incorrect.

By assigning categories, you'll receive supermarket notifications when you're near a supermarket, and pharmacy notifications when you're near a drugstore.


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■ About Background Location Information

The "Notify Me When I'm Nearby" feature won't work unless the app can track your device's location even when it's closed. Therefore, we request background location access.

We use the OS's geofencing function to detect and notify you when you enter the vicinity of a registered store. We do not store location history on a server or analyze movement patterns.

Allowing background location information is optional. Even without permission, notifications while the app is open and manual store searches will still work.

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■ No Login Required

Neither an email address nor a password is required. An anonymous, device-based account is automatically generated upon first launch.

When changing devices, data will be transferred by entering the transfer code issued within the app into the new device.

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■ Shareable with Family and Households

The group sharing function allows multiple people to update and view the same shopping list. When one person checks an item, it is reflected for all sharing members.

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■ Works Offline

This app prioritizes local device data, using an offline-first design. Viewing, adding items to, and checking items in your list will work even in areas with unstable network connectivity. It will synchronize with the cloud once the connection is restored.

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■ Permissions

• Location (Precise/Background): For detecting and notifying you of store proximity
• Notifications: To deliver shopping list notifications
• Internet: For cloud synchronization, AI classification, and retrieving map information

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Updated on
Jul 20, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data isn’t encrypted

What’s new

▼ 家族・グループでメモを共有できるようになりました
「買っておいて」を、そのまま共有リストに。

▼ お店ジャンルが増えました
家電量販店・本屋・ペットショップ・衣料品店に対応。

▼ 見た目を選べるようになりました
ジャンルアイコンを15種類のテーマから選択できます
(マスコット/ソフト3D/クレイ/ネオン/一筆書き など)。

▼ リストの操作が快適に
・長押しでメモを並べ替え
・ジャンルタブで絞り込み。絞り込み中は背景の色も変わります
・設定で「レール選択」をオンにすると、画面の端をなぞってジャンルを切り替えられます

▼ そのほか
・設定画面を整理(通知/表示/位置情報)
・ライト/ダークモードの見づらさを修正
・こまかな不具合修正
Content rating
Everyone
Learn more

App support

About the developer
山本 和也
rashinban1988@gmail.com
Japan