Sleep time record charts vs ReadMemory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sleep time record charts
Read full descriptionHide full 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. 【Terms of Use】 This app complies with the Apple Standard Terms of Use (EULA). Please refer to the link below for details: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ReadMemory
Read full descriptionHide full description
ReadMemory is a simple reading log app designed to preserve the books you’ve read and the thoughts you had at the time. It’s not built for managing or competing, but for quietly looking back later. ■ Add books Quickly register books by scanning their ISBN barcode Manual input is kept to a minimum ■ Save your thoughts Leave short notes for each book Impressions, personal memos, or a single memorable line — freely ■ Look back Books are displayed as cards in a clean list You can visually reflect on your reading journey over time ■ Minimal design No ads No social features Just you and your reading Reading memories slowly fade the moment a book is finished. ReadMemory is a place to keep that lingering aftertaste.
Screenshots
Verdict
The clearest difference is ads: ReadMemory at none against Sleep time record charts's shown. ReadMemory also leads on iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Sleep time record charts | ReadMemory |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 40 MB |
| Age rating | 17+ | 4+ |
| Developer | YUTAKA IZUMIYAMA | Ryoya Anno |
In-app purchases
Sleep time record charts
No in-app purchases
ReadMemory
No in-app purchases
Questions
Is Sleep time record charts free?
Is ReadMemory free?
Do Sleep time record charts or ReadMemory have ads?
Other comparisons















