PricingSign in
OneBook: Daily Diary & Journal icon

OneBook Downloads & RevenueOneBook: Daily Diary & Journal · App Store

Not in any tracked top chart right now.

Updated 1 Nov 2026 · rankings refresh through the day

DeveloperRyogo Owashi
CategoryLifestyle
PriceFree
Released
Rating★ 4.8 (5)
Version1.3
Age rating4+
First seen by us 13 Oct 2026
Installs (est.)100+ worldwide

OneBook: Daily Diary & Journal update history & changes

Last change · 6 events since 28 Dec 2025Full timeline ↓
Full timeline · 6 events
  1. 🆕
    OneBook: Daily Diary & Journal first spotted by AppInsider
    Japan (found via developer)
  2. 🆕
    OneBook: Daily Diary & Journal: its developer released another app: SideFlow|集中タイマー・スマホ制限・勉強と仕事の記録
  3. 🆕
    OneBook: Daily Diary & Journal: its developer released another app: Iroki: Color Diary and Palette
  4. 📦
    OneBook: Daily Diary & Journal version 1.3
    Improved several features.
  5. 🆕
    OneBook: Daily Diary & Journal: its developer released another app: そら圧 - 気圧頭痛・天気痛・低気圧予報・気圧計・偏頭痛記録
  6. 🆕
    OneBook: Daily Diary & Journal released on the App Store

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

Monthly users
all platforms
Rating
4.8 ★
5 ratings
Measured
Exact figures, their ranges and how sure we are, free with an account.Sign up freeSign in

OneBook: Daily Diary & Journal on the App Store

App details

App ID
6756900073
Publisher
Ryogo Owashi
On the store since
Dec 2025
Under a year
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
50 MB
Also listed in
Health & Fitness