About
This app helps you mark significant future dates and visually track the days leading up to them. Each day, a line is added to a digital notebook, with a thicker line drawn when you actively trace it, creating a unique record of your lived time.
What's New in DayMarks
1.1.3
August 18, 2026
・はじめての目印づくりを途中でやめたときに、目印が二重に作られてしまう問題を修正しました。 ・終了した目印がウィジェットに現役のまま残り続ける問題を修正しました。 ・アプリに戻るたびに通知の設定が取り消されてしまう問題を修正しました。 ・目印を終了するときに保存へ失敗しても次の画面へ進んでしまう問題を修正し、その場で失敗をお知らせするようにしました。 ・プライバシーに関する表記を、実際に使っている機能（計測・広告）の内容に合わせて見直しました。
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FAQ
What is DayMarks?
DayMarks is a digital countdown notebook that allows you to set future milestone dates and visually track the days leading up to them. Each day, a line is added to your digital notebook, and you can trace it with your finger to create a thicker line, symbolizing a day lived with intention.
Does DayMarks have ads?
Yes, the free version of DayMarks displays banner ads at the bottom of the notebook and may show full-screen ads after you mark a line. Purchasing the Supporter Ticket (a one-time purchase) removes all advertisements.
How does DayMarks track days?
DayMarks automatically adds a thin line to your notebook every day at 4 AM, even if you miss marking it. You can then trace this line with your finger to make it thicker, signifying that you actively engaged with that day.
Is DayMarks available on Android?
Based on the provided data, DayMarks is currently only supported on iPhone devices. There is no information available regarding Android compatibility at this time.
What is the privacy policy for DayMarks?
DayMarks does not require account registration. Milestone titles, notes, and recorded lines are stored only on your device and are not sent to servers. Anonymous usage statistics and crash information are sent for app improvement, and ad identifiers may be used for personalized ads unless tracking is disabled.
How much does DayMarks cost?
DayMarks is free to download and use, with optional in-app purchases. A 'Supporter Ticket' is available as a one-time purchase to remove all advertisements from the app.
What is the update frequency for DayMarks?
The latest version of DayMarks was released on August 18, 2026, indicating recent development activity. The app is updated to version 1.1.3, suggesting ongoing maintenance and improvements.
What age rating does DayMarks have?
DayMarks has an age rating of 4+, making it suitable for a wide range of users. This rating suggests that the app's content is appropriate for young children and older audiences alike.