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Best alternatives to CP Calendar (2026)

10 Chrome extensions that do a similar job to CP Calendar, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.

CP Calendar: reviews, users and permissionsBest Developer Tools extensions

CP Calendar today

≈3K users4.2★ from 45 ratingsUpdated 21 months agoNo special permissions

CP Calendar alternatives, compared

  1. 1

    CP Calendar

    Chrome extension for checking Competitive programming contests schedule organized by various platforms.

    694 users4.1★ from 10 ratingsNot updated for 3+ years1 permissions
    • About 4.3× fewer users than CP Calendar
    • Updated less recently
    • Asks for more permissions (1 vs 0)
    • Listed under Workflow & Planning
    Compare side by side
  2. 2

    Calendar 2026

    Calendar 2026 is a browser extension that gives you quick access to google calendar

    ≈10K users4.9★ from 122 ratingsUpdated 10 months ago4 permissions
    • About 3.3× more users than CP Calendar
    • Rated 0.7 stars higher
    • Updated more recently
    • Asks for more permissions (4 vs 0)
    • Listed under Workflow & Planning
    Calendar 2026 alternativesCompare side by side
  3. 3

    Simple Calendar

    Simple calendar extension

    ≈10K users4.8★ from 12 ratingsNot updated for 2+ years1 permissions
    • About 3.3× more users than CP Calendar
    • Updated less recently
    • Asks for more permissions (1 vs 0)
    • Listed under Workflow & Planning
    Simple Calendar alternativesCompare side by side
  4. 4

    Simple Calendar

    A fast calendar that shows next month and supports events.

    553 users4.2★ from 5 ratingsNot updated for 2+ yearsNo special permissions
    • About 5.4× fewer users than CP Calendar
    • Updated less recently
    • Listed under Tools
    Compare side by side
  5. 5

    Calendar

    Support to query the lunar calendar, 24 solar terms, holiday calendar and relevant folk information 📅

    ≈1K users4.7★ from 7 ratingsUpdated 11 months ago3 permissions
    • About 3.0× fewer users than CP Calendar
    • Updated more recently
    • Asks for more permissions (3 vs 0)
    • Listed under Tools
    Calendar alternativesCompare side by side
  6. 6

    Add To Calendar

    Instantly add events to your Calendar with the click of a button without retyping the title, date, time or location of an event.

    ≈2K users3.2★ from 26 ratingsUpdated 16 months ago10 permissions
    • About 1.5× fewer users than CP Calendar
    • Rated 1.0 stars lower
    • Updated more recently
    • Asks for more permissions (10 vs 0)
    • Listed under Workflow & Planning
    Add To Calendar alternativesCompare side by side
  7. 7

    Google Calendar Quick Add

    Create event on Google Calendar from selected text.

    ≈3K users4.0★ from 11 ratingsUpdated 6 months ago2 permissions
    • A similar number of users to CP Calendar
    • Updated more recently
    • Asks for more permissions (2 vs 0)
    • Listed under Tools
    Google Calendar Quick Add alternativesCompare side by side
  8. 8

    Tags for Google Calendar™

    A little visual addon that adds special markup to tags and question marks in event names.

    ≈30K users3.9★ from 85 ratingsNot updated for 2+ years2 permissions
    • About 10× more users than CP Calendar
    • Rated 0.3 stars lower
    • Updated less recently
    • Asks for more permissions (2 vs 0)
    • Listed under Workflow & Planning
    Tags for Google Calendar™ alternativesCompare side by side
  9. 9

    Tiny calendar

    A minimal calendar popup that lets you open dates in Google Calendar easily

    311 users5.0★ from 1 ratingNo special permissions
    • About 9.6× fewer users than CP Calendar
    • Listed under Tools
    Compare side by side
  10. 10

    Checker Plus for Google Calendar™

    See your next events, get meeting notifications and snooze events without opening the Google Calendar page!

    ≈300K users4.3★ from 2.1K ratingsUpdated 4 weeks ago14 permissions
    • About 100× more users than CP Calendar
    • Updated more recently
    • Asks for more permissions (14 vs 0)
    • Listed under Workflow & Planning
    Checker Plus for Google Calendar™ alternativesCompare side by side

CP Calendar alternatives: questions

What is the best alternative to CP Calendar?

By users, the most popular alternative is Checker Plus for Google Calendar™ with ≈300K users and a 4.3-star rating. The closest match by what it does is CP Calendar.

Which CP Calendar alternative has the best rating?

Calendar 2026 has the highest rating of these alternatives with 50+ ratings: 4.9 out of 5 from 122 ratings.

How many alternatives to CP Calendar are there?

We list 10 close alternatives to CP Calendar on the Chrome Web Store, picked by what they do and ranked by how close they are.

Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.