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Calendar Planner

Chrome extension by userextension543 · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 261 users, barely installed. Audience over the last 30 days: +18.

Specific sites only: 1 match pattern.

What the developer says, and 1 screenshot

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

Users
261
Rating
1.0 (1 ratings)
Users, last 30 days
+18
Rating, last 30 days
Steady over 30 days
Version
1.0.0.1
Updated in the store
2024-01-10
Published
2023-12-22
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+18 since 29.09
231-261 · 17 readings
  1. 2026-10-04231
  2. 2026-10-08240
  3. 2026-10-10239
  4. 2026-10-13241
  5. 2026-10-16243
  6. 2026-10-17249
  7. 2026-10-18248
  8. 2026-10-19244
  9. 2026-10-20249
  10. 2026-10-21255
  11. 2026-10-22254
  12. 2026-10-23256
  13. 2026-10-24254
  14. 2026-10-25252
  15. 2026-10-26255
  16. 2026-10-28257
  17. 2026-10-29261
Rating
unchanged since 29.09
reviewsrating 1.00 · 17 readings
  1. 2026-10-04reviews1rating1.00
  2. 2026-10-08reviews1rating1.00
  3. 2026-10-10reviews1rating1.00
  4. 2026-10-13reviews1rating1.00
  5. 2026-10-16reviews1rating1.00
  6. 2026-10-17reviews1rating1.00
  7. 2026-10-18reviews1rating1.00
  8. 2026-10-19reviews1rating1.00
  9. 2026-10-20reviews1rating1.00
  10. 2026-10-21reviews1rating1.00
  11. 2026-10-22reviews1rating1.00
  12. 2026-10-23reviews1rating1.00
  13. 2026-10-24reviews1rating1.00
  14. 2026-10-25reviews1rating1.00
  15. 2026-10-26reviews1rating1.00
  16. 2026-10-28reviews1rating1.00
  17. 2026-10-29reviews1rating1.00
Users
+38 since 31.08
215-261 · 31 readings
  1. 2026-08-31223
  2. 2026-09-02220
  3. 2026-09-03219
  4. 2026-09-04215
  5. 2026-09-06227
  6. 2026-09-07230
  7. 2026-09-13226
  8. 2026-09-15229
  9. 2026-09-17230
  10. 2026-09-20229
  11. 2026-09-21231
  12. 2026-09-25237
  13. 2026-09-26240
  14. 2026-09-28243
  15. 2026-10-04231
  16. 2026-10-08240
  17. 2026-10-10239
  18. 2026-10-13241
  19. 2026-10-16243
  20. 2026-10-17249
  21. 2026-10-18248
  22. 2026-10-19244
  23. 2026-10-20249
  24. 2026-10-21255
  25. 2026-10-22254
  26. 2026-10-23256
  27. 2026-10-24254
  28. 2026-10-25252
  29. 2026-10-26255
  30. 2026-10-28257
  31. 2026-10-29261
Rating
unchanged since 31.08
reviewsrating 1.00 · 31 readings
  1. 2026-08-31reviews1rating1.00
  2. 2026-09-02reviews1rating1.00
  3. 2026-09-03reviews1rating1.00
  4. 2026-09-04reviews1rating1.00
  5. 2026-09-06reviews1rating1.00
  6. 2026-09-07reviews1rating1.00
  7. 2026-09-13reviews1rating1.00
  8. 2026-09-15reviews1rating1.00
  9. 2026-09-17reviews1rating1.00
  10. 2026-09-20reviews1rating1.00
  11. 2026-09-21reviews1rating1.00
  12. 2026-09-25reviews1rating1.00
  13. 2026-09-26reviews1rating1.00
  14. 2026-09-28reviews1rating1.00
  15. 2026-10-04reviews1rating1.00
  16. 2026-10-08reviews1rating1.00
  17. 2026-10-10reviews1rating1.00
  18. 2026-10-13reviews1rating1.00
  19. 2026-10-16reviews1rating1.00
  20. 2026-10-17reviews1rating1.00
  21. 2026-10-18reviews1rating1.00
  22. 2026-10-19reviews1rating1.00
  23. 2026-10-20reviews1rating1.00
  24. 2026-10-21reviews1rating1.00
  25. 2026-10-22reviews1rating1.00
  26. 2026-10-23reviews1rating1.00
  27. 2026-10-24reviews1rating1.00
  28. 2026-10-25reviews1rating1.00
  29. 2026-10-26reviews1rating1.00
  30. 2026-10-28reviews1rating1.00
  31. 2026-10-29reviews1rating1.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 1 match pattern.

  • *://calendarplanner.co/*
  • Schedule work to run later alarms
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

userextension543 publishes 7 listings we track, 1k users between them. Listed website: calendarplanner.co.

  1. Converter Suite userextension543 · Productivity · Tools · published 2024-11-30 365 users
  2. Ezy Alarm Clock userextension543 · Productivity · Tools · published 2024-02-23 142 users
  3. Calculator Whiz userextension543 · Productivity · Tools · published 2024-02-17 116 users
Show 3 more from this publisher
  1. Grammar Wise userextension543 · Productivity · Tools · published 2024-04-27 63 users ★ 1.0
  2. Turbo Converter userextension543 · Productivity · Tools · published 2024-02-23 47 users ★ 3.0
  3. Ezy Screenshot userextension543 · Productivity · Tools · published 2024-03-20 31 users

Like this one

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

  1. Calendar For You Describes nearly the same job, smaller audience 20 users ★ 5.0
  2. QuickCal Describes nearly the same job, smaller audience 16 users ★ 5.0
  3. Simple Calendar Mini Popup Describes nearly the same job, smaller audience 37 users ★ 5.0
  4. Ada Calendar Describes nearly the same job, smaller audience 91 users ★ 4.5
  5. Calendar Describes nearly the same job, smaller audience 77 users

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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Users and rating on Ext Ops Panel

Markdown

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built