Sleep time record charts is an overall app developed by YUTAKA IZUMIYAMA.
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App Information
Sleep time record charts is FREE to download. The APK download size is 4.94 MB. The latest version available is 26.6.26. The last update was on June 4, 2026.
Technical Requirements
The app has a content rating of High Maturity. The app has been available on Google Play May 2024.
Description
Sleep time is calculated and displayed based on bedtime and wake-up date and time. Displays sleep time in a line graph.
・Record bedtime 1. Tap the "Bedtime" button. If you press/tap for a long time, step 2/step 3 will be skipped. The current date and time will be set. 2. Select the year, month, and day and tap "Next". 3. Select your bedtime and tap OK.
・When recording the wake-up date and time 1. Tap the "Wake up date and time" button in the wake up date and time column of the table. If you press/tap for a long time, step 2/step 3 will be skipped. The current date and time will be set. 2. Select the year, month, and day and tap "Next". 3. Select your wake-up time and tap "OK".
▼Sleep time The sleep time in the table is automatically displayed based on the bedtime and wake-up date and time.
▼When recording your mood when you wake up 1. Tap "Condition" in the Condition column of the table. 2. Select a condition.
▼Display chart 1. Press the line chart button at the top. 2. Click the displayed chart from the menu below.
Monthly chart sleep/wake chart sleep/wake rhythm chart Annual total/average/chart Full period chart
▼Add user 1. Press the user button at the top 2. Press add user 3. Enter the username and press OK.
▼Edit username 1. Press the user button at the top 2. Press user edit and delete 3. Press the username from the list. 4. Edit the user name on the edit screen and press OK.
▼Delete username 1. Press the user button at the top 2. Press user edit and delete 3. Swipe the username you want to delete from the list from the left and press Delete.
▼If you want to delete all records From the menu on the top right, select Erase all data. You can delete all records.
Each subscription will automatically renew 3 days before the expiration date for
the same time period. Subscriptions can be cancelled at any time before the renewal.