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One Day Planning - Visual Daily Scheduler & PiP Timer

Chrome extension by masayuki.kuwamura · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 71 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
71
Rating
not rated yet
Users, last 16 days
+18
Version
2.5.5
Updated in the store
2026-09-10
Published
2026-02-08
Manifest
V3
Browser access
5 permissions

How it has moved

Users
+18 since 01.09
53-74 · 10 readings
2026-09-10: released 2.5.5
  1. 2026-09-0153
  2. 2026-09-0256
  3. 2026-09-0459
  4. 2026-09-0660
  5. 2026-09-0765
  6. 2026-09-0874
  7. 2026-09-1071released 2.5.5
  8. 2026-09-1372
  9. 2026-09-1571
  10. 2026-09-1671
Users
+18 since 01.09
53-74 · 10 readings
2026-09-10: released 2.5.5
  1. 2026-09-0153
  2. 2026-09-0256
  3. 2026-09-0459
  4. 2026-09-0660
  5. 2026-09-0765
  6. 2026-09-0874
  7. 2026-09-1071released 2.5.5
  8. 2026-09-1372
  9. 2026-09-1571
  10. 2026-09-1671

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Show you notifications notifications
Show the remaining 2
  • Store data in your browser storage
  • Read your display setup system.display

The full permission history for this extension

Version history

  1. Version 2.5.5 · Asked for fewer permissions (5, was 6)

What changed recently

  1. Asked for fewer permissions (5, was 6)
  2. Store description rewritten
  3. Released version 2.5.5 (was 2.5.4)

The publisher

masayuki.kuwamura publishes 3 listings we track, 109 users between them.

  1. AWS Account Color Overlay masayuki.kuwamura · Productivity · Developer · published 2025-10-30 23 users
  2. URL Scheme Opener masayuki.kuwamura · Productivity · Tools · published 2025-11-11 15 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. Daily Planner Sidebar — Free & Simple Task Manager Describes nearly the same job, smaller audience 8 users
  2. TaskTime - Scheduled Todo & Reminders Describes nearly the same job, smaller audience 11 users ★ 5.0
  3. Simply Focus - Smart Time & Task Manager Describes nearly the same job, smaller audience 11 users
  4. zoey hourly planner Describes nearly the same job, smaller audience 9 users ★ 5.0
  5. Daily Planner Describes nearly the same job, smaller audience 61 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.