TimeDeCalc -Time calculator-

sam7 — Sat, 11 Apr 2026 09:17:07 +0900

Time calculator, This app is a tool to calculate the time. Major features
1. To calculate the time.
2. The record of the calculation process.
3. To record the date and time calculations as history.
4. To accumulate more total time.(TotalSum)
5. To modify or delete the calculation process.
6. Starting a new calculation from the calculation history.
7. You can output a csv file regarding the calculation history.

This app can be calculated by the combination of a variety of time. (seconds, minutes, hours, days)
You can change the time format if necessary.
The decimal point is supported up to 3 digits.
In addition, regarding the remaining number, you can choose from three options: rounding, rounding up, and rounding down.

The totaled data can be temporarily saved at the top of the calculation screen. We call this part the total sum.

The total sum cannot save the calculation history. But you can always mix it with the information currently being calculated.

The calculation result is automatically recorded in the history screen. The date and time at the time of calculation are recorded, so you can find it immediately.
You can also record a message by pressing the title edit button of each cell.

The calculation result is then displayed in the format in which it was calculated.

If you want to start a new calculation from the calculation results, select the New Calc button to automatically start a new calculation. Naturally, the calculation process up to that point is also recorded.

When you select each cell, it will automatically move to the screen for more detailed calculation process.

On the detailed calculation process screen, you can change the calculation order or delete the calculation in progress. However, if it becomes impossible to calculate, we will reject the request.

If you purchase additional functions, you will be provided with the function of voice-guided numbers and operators corresponding to the entered keys.

This app collects the development cost of this app with this paid part.

Additional features give you more flexibility in choosing the date display for historical data.

There may be an error in the calculation of the remainder. Please do not use this app for strict scientific calculations or calculations that do not allow errors.

About the contents of the CSV file
The CSV file outputs the calculation process and calculation result of the time calculation in this app.
Please use it when you want to check the time calculation or summarize the calculation results with spreadsheet software such as excel or Numbers.

https://apple.co/4sngQJh

Function addition and function improvement
1) Supports iOS 26.4
2) Supports iPadOS 26.4

Version9.1 Function addition and function improvement
1) Supports iOS 26.6
2) Supports iPadOS 26.6

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利用規約（Terms of Use）

sam7 — Tue, 31 Mar 2026 18:12:59 +0900

**Terms of Use**

These Terms of Use apply to the application “Data Display” and related services provided by Masaki App Laboratory (hereinafter referred to as “we,” “us,” or “our”).

These Terms of Use (hereinafter referred to as the “Terms”) set forth the conditions for using this application (“Data Display”) and related services. By using the application, you agree to be bound by these Terms.

This application offers auto-renewable subscription services.

* Subscriptions are charged to your Apple ID.
* Subscriptions renew automatically.
* You can cancel at any time through your device settings.
* Subscription management, cancellation, and refunds are handled by Apple.
* We are not responsible for any matters related to subscriptions.
* Subscription duration and pricing are displayed within the application.

This application provides the following features:

* Weather information (Apple Weather)
* Location services (GPS)
* Music features (Apple Music integration)

These features depend on third-party services, and we do not guarantee their accuracy, completeness, or availability.

Users must not:

* Redistribute, transfer, or commercially use any data
* Engage in unauthorized use or excessive load on the service
* Use the application in violation of laws or in a manner that compromises safety

Please note the following when using the application:

* Use while driving or operating vehicles may be prohibited by law
* Avoid using the device in high-temperature environments
* Data usage may increase depending on features used
* Functionality may be limited depending on device conditions

The application stores necessary operational data on your device or in iCloud.
For details, please refer to our Privacy Policy:
https://masakiapp.seesaa.net/article/518785584.html

We shall not be liable for:

* Errors or inaccuracies in data
* Service interruptions or limitations
* Issues related to subscriptions
* Any damages arising from the use of this application

To the maximum extent permitted by law, our liability is limited.

We reserve the right to modify, suspend, or terminate the application or services at any time without prior notice.

These Terms shall be governed by the laws of Japan.

This application is also subject to Apple’s Standard Terms of Use (EULA):
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

In the event of any inconsistency between the Japanese and English versions, the Japanese version shall prevail.

利用規約
本利用規約は、まさきアプリ研究所（以下「当社」）が提供するアプリケーション
「Data Display」および関連サービスに適用されます。

本利用規約（以下「本規約」）は、本アプリおよび関連サービスの利用条件を定めるものです。
ユーザーは、本アプリ（Data Display）を利用することにより、本規約に同意したものとみなされます。

本アプリは自動更新型のサブスクリプションを提供します。

・サブスクリプションはApple IDに課金されます
・契約は自動更新されます
・解約はデバイスの設定から行うことができます
・契約、解約、返金等はAppleの仕組みにより管理されます
・当社はこれらに関する責任を負いません
・サブスクリプションの期間および価格は、アプリ内に表示されます

本アプリは以下の機能を提供します：

・天気情報（Apple Weather）
・位置情報（GPS）
・音楽機能（Apple Music連携）

各機能は外部サービスに依存しており、
その正確性・完全性・継続性は保証されません。

ユーザーは以下の行為を行ってはなりません：

・データの再配布、転送、商用利用
・不正利用またはサービスへの過度な負荷
・法令違反または安全を損なう利用

本アプリの使用にあたり、以下にご注意ください：

・運転中・操縦中の使用は禁止される場合があります
・高温環境での使用は避けてください
・通信量が増加する場合があります
・デバイスの状態により動作が制限される場合があります

本アプリは動作に必要な情報をデバイスまたはiCloudに保存します。
詳細はプライバシーポリシーをご参照ください。
https://masakiapp.seesaa.net/article/PrivacyPolicyJ2026.html

本アプリおよび当社は、以下について一切の責任を負いません：

・データの誤差、不正確性
・サービスの停止・制限
・サブスクリプションに関する問題
・本アプリの利用により生じたいかなる損害

法律で許される最大限の範囲で責任を制限します。

当社は、予告なく本サービスの内容を変更、中断、または終了することがあります。

本規約は、日本法に準拠します。

本アプリは、Appleの標準利用規約にも準拠します：
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

本規約の日本語版と英語版に相違がある場合、日本語版を優先します。

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Data Display (Apple iPhone/iPad app)

sam7 — Sun, 29 Mar 2026 12:00:00 +0900

This page provides support information for the iOS app "Data Display".

Support

If you have any questions or issues, please contact us:

Email: masaki.app.support@gmail.com

We support both English and Japanese.

* Depending on the content, we may not be able to respond.

(Responses are typically provided within a few days to up to 7 days.)

■ App Overview
Data Display is an app that allows you to freely arrange various types of data available on your iPhone or iPad, enabling you to view the information you need at a glance.
Basic features are available for free. With a subscription, you can display weather information, and if you are subscribed to Apple Music, you can also view music-related information.
(Additional features will be released gradually.)
Requires iOS 17.6 or later.

■ Terms of Use
https://masakiapp.seesaa.net/article/EULA.html

■ Privacy Policy
・Privacy Policy: https://masakiapp.seesaa.net/article/518785584.html

■ Version Information
Version 1.0 – Initial release

■ App Store URL
https://apps.apple.com/app/id6608963214

このページは、iOSアプリ「Data Display」のサポート情報を掲載しています。

お問い合わせ / Support

ご質問や不具合に関するお問い合わせは、以下のメールアドレスまでご連絡ください。

Email: masaki.app.support@gmail.com

日本語および英語で対応しております。

※内容によっては回答できない場合があります。

通常、数日〜7日程度でご返信いたします。

■ アプリの概要
Data Display データディスプレイは、iPhone や iPad で取得できるさまざまなデータを自由に画面に配置し、必要な情報を一目で確認できるアプリです。
基本機能は無料で利用可能で、さらにサブスクリプション登録により天気情報を表示でき、Apple Music に加入している場合は音楽情報も確認できます。
（詳細機能は順次公開予定です）

iOS 17.6 以降が必要です。

■ 利用規約
https://masakiapp.seesaa.net/article/EULA.html

■ プライバシーポリシー
・プライバシーポリシー：https://masakiapp.seesaa.net/article/PrivacyPolicyJ2026.html

■ バージョンアップ情報
Ver1.0 最初のリリース（2026年4月12日正午）

■ App Store URL
https://apps.apple.com/app/id6608963214

Version 1.1
New Features & Improvements
Added support for a 3-day free trial subscription
Improved App Store link handling
Fixed minor issues and improved stability

Version 1.11
New Features & Improvements
Fixed minor issues and improved stability

Version1.20
Function addition and function improvement
Fixed minor issues and improved stability
Added support for presets

Version1.30: Function addition and function improvement
- Fixed minor issues and improved stability
- You can now switch screens with horizontal swipes when the toggle bar is off.

- Weather subscription is now available for $0.29/month as an introductory price.
- Includes a 7-day free trial for new subscribers.

Version1.40: Function addition and function improvement
- Fixed minor issues and improved stability
- Added Indoor Comfort to the weather category.

Weather Subscription Price Update
The introductory price for the DataDisplay Weather subscription will end on June 1, 2026.
Until May 31, 2026
$0.29/month
Includes a 7-day free trial
Starting June 1, 2026
$0.49/month
Includes a 7-day free trial
Thank you for using DataDisplay.

Version1.50: Function addition and function improvement
- Fixed minor issues and improved stability
- Added Indoor Drying to the Drying Conditions category.

Version1.60: Function addition and function improvement
- Fixed minor issues and improved stability
- Weather features now include limited daily free access for quick weather checks.

Version1.70: Function addition and function improvement
- Fixed minor issues and improved stability
- The drying conditions category now includes outdoor line drying.

Version1.71: Function addition and function improvement
- Fixed minor issues and improved stability

Version1.72: Function addition and function improvement
- Fixed minor issues and improved stability

Version1.80: Function addition and function improvement
- Fixed minor issues and improved stability
- Added a new feature to Navigation that detects the likelihood of rain in the area you'll be passing through soon.

Version1.90: Function addition and function improvement
- Fixed minor issues and improved stability
- The minimum supported iOS version has been updated to iOS 18.6.

Version1.100: Function addition and function improvement
- Fixed minor issues and improved stability
- Improved switching between weather category panels.

Version1.110: Function addition and function improvement
- Fixed minor issues and improved stability
- Added support for iOS and iPadOS 26.6.
- Added the ability to browse and play albums and singles from the currently playing artist.

Version1.120: Function addition and function improvement
- Fixed minor issues and improved stability.
- Added a feature to register favorite artists in the Music category.
- Added the time until sunrise and sunset to the weather data.

Version1.130: Function addition and function improvement
- Fixed minor issues and improved stability.
- Improved the feature for reordering favorite artists in the Music category.
- Added a feature to add the currently playing song to the library in the Music category.

Version1.140: Function addition and function improvement
- Fixed minor issues and improved stability.
- Added a feature to rate the currently playing song when it is in the library.
- Improved the feature for editing the destination list.

Version1.150: Function addition and function improvement
- Fixed minor issues and improved stability.
- Added a new feature that displays larger album covers and artist photos in the Music category.

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Privacy Policy (2026)

sam7 — Wed, 11 Mar 2026 17:48:53 +0900

Effective Date: May 24, 2019
Revised: March 11, 2026

Masaki App Laboratory – Privacy Policy
This Privacy Policy explains how Masaki App Laboratory (“we,” “our,” or “the Company”) handles user information in connection with iPhone and iPad applications (the “Apps”) provided by us.

Article 1 – Collection and Use of Information
The Apps use information stored on the user’s device only to the extent necessary to provide their intended functions.
We do not collect or store personally identifiable information such as names, addresses, or email addresses.
The information used by the Apps is limited to configuration data required for operation and data that users enter or store within the Apps.

Article 2 – Use of Cloud Services
The Apps may use cloud services provided by Apple, such as iCloud, to allow users to synchronize their data across multiple devices.
Data stored in the cloud is managed in accordance with Apple’s security policies and terms of service.
We do not use information obtained through these services for any purpose other than providing the intended functionality of the Apps.

Article 3 – Use of Device Features
Some Apps provided by Masaki App Laboratory may use device features such as location services or the camera to provide certain functions.
These features are used only when the user grants permission through the device settings or the in-app permission dialog.
Any information accessed through these features is used solely for providing the functionality of the relevant App.
Such information is not transmitted to or stored on our servers and is not shared with any third parties.

Article 4 – Future Use of Our Own Servers
If we introduce our own server-based services in the future, we will clearly disclose the purpose of use and the types of information to be obtained.
In such cases, we will present a consent screen within the App and obtain the user’s agreement before collecting or using any new personal information.

Article 5 – Scope of Use
Information used by the Apps is limited to what is necessary to provide their functionality.
We do not share such information with third parties, nor do we reuse it for other services or applications operated by our company.

Article 6 – User Feedback and Inquiries
User feedback and inquiries are accepted via the App Store review section or through our support page.
Any personal information contained in such comments will be handled in accordance with the applicable platform’s terms of service and privacy policies.

Article 7 – Information Management
We manage user information in accordance with applicable security standards for apps and cloud services.
We take necessary and appropriate measures to prevent unauthorized access, loss, alteration, or disclosure of data.

Article 8 – Children’s Privacy
The Apps are not directed to children under the age of 13.
We do not knowingly collect personal information from children under 13.

Article 9 – Changes to this Privacy Policy
We may update this Privacy Policy when necessary.
If significant changes are made, we will notify users within the Apps or through our support pages.

Article 10 – Contact
For inquiries regarding the Apps, please use the comment section available on each App’s support page.
Users may also submit requests, report issues, or provide feedback through the App Store review section.

Japanese Privacy Policy (Official Version):
https://masakiapp.seesaa.net/article/PrivacyPolicyJ2026.html

The Japanese version of this Privacy Policy is the original and controlling version.
This English version is provided for reference only.
In the event of any inconsistency or discrepancy between the two versions,
the Japanese version shall prevail.

Previous versions of the Privacy Policy (Japanese only):
https://masakiapp.seesaa.net/article/2019-05-24.html

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Privacy policy プライバシーポリシー　（2026年）

sam7 — Wed, 11 Mar 2026 17:35:55 +0900

2019年05月24日（施行）
2026年3月11日（改訂）

まさきアプリ研究所プライバシーポリシー
本プライバシーポリシーは、まさきアプリ研究所（以下「当社」）が提供するiPhone/iPad向けアプリ（以下「本アプリ」）におけるユーザー情報の取扱いについて定めるものです。

第1条（情報の取得および利用）
当社が提供する本アプリは、アプリの機能を提供するために必要な範囲でのみ、ユーザーのデバイス上の情報を利用します。
当社は、ユーザー個人を直接特定できる情報（氏名、住所、メールアドレス等）を収集または保存することはありません。
本アプリが利用する情報は、アプリの動作に必要な設定情報や、ユーザーがアプリ内で入力または保存したデータなどに限定されます。

第2条（クラウドサービスの利用）
本アプリでは、Appleが提供するiCloudなどのクラウドサービスを利用し、ユーザーが複数のデバイス間でデータを同期できるようにしています。
クラウド上のデータは、Appleのセキュリティポリシーおよび利用規約に従って管理されます。
当社は、これらのクラウドサービスを通じて得られる情報を、アプリの機能提供以外の目的で利用することはありません。

第3条（デバイス機能の利用）
当社が提供するアプリのうち、特定の機能を提供するために、デバイスの機能（位置情報、カメラ等）を利用する場合があります。
これらの機能の利用は、ユーザーがデバイスの設定画面またはアプリ内の許可ダイアログにおいて許可した場合にのみ行われます。
これらの機能を通じて取得または利用される情報は、当該アプリの機能を提供する目的の範囲内でのみ使用されます。
また、これらの情報が当社のサーバーへ送信または保存されることはなく、第三者へ提供されることもありません。

第4条（将来的なサーバ利用）
将来、当社が独自のサーバを利用してサービスを提供する場合は、利用目的および取得する情報の内容を明示し、アプリ内で同意画面を設けたうえでユーザーの同意を得ます。
ユーザーの同意を得ないまま新たに個人情報を収集または利用することはありません。

第5条（情報の利用範囲）
本アプリにおいて利用される情報は、アプリの機能提供のために必要な範囲に限定されています。
当社は、これらの情報を第三者へ提供することや、自社の他のサービスまたは他のアプリにおける利用を目的として転用することはありません。

第6条（ユーザーからのご意見・ご質問）
ユーザーからのご質問やご意見については、App Store上のレビュー欄または当社のサポートページにて受け付けています。
これらのコメントに含まれる個人情報の取扱いについては、各プラットフォーム（Appleなど）の利用規約およびプライバシーポリシーに従います。

第7条（情報の管理）
当社は、アプリおよびクラウドサービスにおけるセキュリティ基準に従い、ユーザーの情報を適切に管理します。
データの不正アクセス、紛失、改ざん、漏えいなどを防止するために、必要かつ適切な安全対策を講じます。

第8条（児童の利用について）
本アプリは13歳未満の児童を対象としていません。
当社は、13歳未満の児童から意図的に個人情報を収集することはありません。

第9条（プライバシーポリシーの変更）
当社は、必要に応じて本プライバシーポリシーを変更することがあります。
重要な変更を行う場合には、アプリ内またはサポートページ等を通じてユーザーにお知らせします。

第10条（お問い合わせ）
本アプリに関するお問い合わせは、各アプリのサポートページに設けられたコメント欄をご利用ください。
また、機能に関するご要望、不具合の報告、ご質問などについては、App Storeのレビュー欄にご記入いただくこともできます。

本プライバシーポリシーの英語版は参考訳です。
内容に相違がある場合は、日本語版を正式なものとします。

英語版URL
https://masakiapp.seesaa.net/article/518785584.html

旧規定URL
https://masakiapp.seesaa.net/article/2019-05-24.html

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Charging Time App (iPhone/iPad app)

sam7 — Wed, 17 Sep 2025 09:15:00 +0900

Charging Time is an app that predicts the time it takes to charge the device where the app is installed.

1.Predict how long it will take to reach a specified charge level.
2.The current charging status is used for the next charging prediction.
3.You can manage charging forecast data for each charger.
4.Predictions can also be made for stages in the middle of a specified target charge level.
5.You will be notified by sound and vibration when you reach the target level.
6.There is a function to adjust the expected time.
7.You can set an alarm for the expected time as a calendar event.
8.You can use Widget function.
9.You can use Live Activity.

When it is not in the charging state, it calculates the expected time.
Charging prediction starts automatically when the battery is charged.
Simple screen operation, easy charge level setting, with slider adjustment function when charging time deviates.
You can measure the charging time according to the charging environment, such as the charger you use or charging while using.
You can also predict charging during charging.

If you give permission to use the calendar, you can set the estimated charging time to the calendar event even when the app is inactive. When the target time is reached, a calendar event will start and notify you.

■ Terms of Use / Privacy Policy
・Privacy Policy: https://masakiapp.seesaa.net/article/518785584.html

https://apple.co/4vnjlOx

Ver3.11 is released.
Function addition and function improvement
1) Improved overall app stability and performance.

Version 3.12 : Function addition and function improvement
1) Improved overall app stability and performance.
2) Supports iOS 18.7.

Version 4.0 : Function addition and function improvement
1) Improved overall app stability and performance.
2) Supports iOS 26.0.

Version 4.1 : Function addition and function improvement
1) Improved overall app stability and performance.

Version 4.2 : Function addition and function improvement
1) Improved overall app stability and performance.

Version 4.3 : Function addition and function improvement
1) Improved overall app stability and performance.
2) In this release, the minimum supported OS version for iOS/iPadOS has been raised to 16.6.

Version 4.4 : Function addition and function improvement
1) Added support for iOS and iPadOS 26.2.

Version 4.5 : Function addition and function improvement
1) Added support for iOS and iPadOS 26.3.

Version 4.6 : Function addition and function improvement
1) Added support for iOS and iPadOS 26.4.

Version 4.7 : Function addition and function improvement
- Fixed an issue affecting icon functionality.

Version 4.8 : Function addition and function improvement
1) Added support for iOS and iPadOS 26.5.

Version 4.9 : Function addition and function improvement
1) Added support for iOS and iPadOS 26.6.
2) The minimum supported iOS version has been updated to iOS 18.6.
3) The Calendar feature now requires Full Access permission to update existing calendar events.

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Charging Time App supports iOS18.6

sam7 — Tue, 09 Sep 2025 08:35:05 +0900

Charging Time App supports iOS18.6
This version is 3.9.

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The Music Rating App supports iOS 18.4 and iPadOS 18.4.

sam7 — Sat, 05 Apr 2025 08:00:00 +0900

The Music Rating App supports iOS 18.4 and iPadOS 18.4.

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TimeDeCalc App supports iOS18.4.

sam7 — Sat, 05 Apr 2025 08:00:00 +0900

TimeDeCalc App supports iOS18.4.　This version is 8.4.

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Charging Time App supports iOS18.4

sam7 — Sat, 05 Apr 2025 08:00:00 +0900

Charging Time App supports iOS18.0.　This version is 3.4.

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TimeDeCalc App supports iOS18.0.

sam7 — Sat, 21 Sep 2024 07:00:01 +0900

TimeDeCalc App supports iOS18.0.　This version is 8.0.

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Charging Time App supports iOS18.0.

sam7 — Sat, 21 Sep 2024 07:00:00 +0900

Charging Time App supports iOS18.0.　This version is 3.0.

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Charging Time App supports Live Activity function.

sam7 — Sat, 27 Jul 2024 08:00:00 +0900

Charging Time App will support Live Activity function.　This version is 2.7.

But, the frequency with which the Live Activity feature updates the charging status is dependent on the device's system, and therefore may not be as frequent as users expect. With the current technical specifications of the system, it is not possible to expect charging rate data to be updated frequently enough to correspond to the charging speed.

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Charging Time App supports calendar function.

sam7 — Wed, 12 Apr 2023 17:29:28 +0900

Charging Time App will support calendar function soon.

Enabled to register the expected end time of the charging time as the event time of the calendar.
Currently under review by Apple. It will be published once it has passed the review.

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iPhone用充電時間予測アプリ、チャージングタイム、Charging Time

sam7 — Fri, 27 Jan 2023 16:08:27 +0900

iPhone用充電時間予測アプリ、チャージングタイム、Charging Time

機能改善版を現在テスト中です。
現行バージョンでは、予測時間の調整を手動でしかできない状態です。
そこで、改良版では自動調整機能を導入する予定です。
なお、手動で調整したい方もいると考え、当面はスイッチを切った状態でリリースします。
必要な方は、バージョンアップ後に設定メニューでスイッチを入れて下さい。
自動調節機能により、予測時間の誤差はかなり小さくなると思います。

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まさきアプリ研究所

TimeDeCalc -Time calculator-

利用規約（Terms of Use）

Data Display (Apple iPhone/iPad app)

Support

お問い合わせ / Support

Privacy Policy (2026)

Privacy policy プライバシーポリシー （2026年）

Charging Time App (iPhone/iPad app)

Charging Time App supports iOS18.6

The Music Rating App supports iOS 18.4 and iPadOS 18.4.

TimeDeCalc App supports iOS18.4.

Charging Time App supports iOS18.4

TimeDeCalc App supports iOS18.0.

Charging Time App supports iOS18.0.

Charging Time App supports Live Activity function.

Charging Time App supports calendar function.

iPhone用充電時間予測アプリ、チャージングタイム、Charging Time

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