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Calendar vs Product Delivery Date (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

Calendar

Calendar

3.7(24)

4.0K+ active installs

Free

Updated 3 months ago
View Calendar
VS
Product Delivery Date

Product Delivery Date

5(1)

200 active installs

Free

Updated 1 year ago
View Product Delivery Date

Quick Verdict

As of April 2026, Product Delivery Date has a higher user rating (5/5 from 1 reviews) while Calendar leads in active installations (4.0K+ vs 200). Both are free WordPress plugins. Calendar has accumulated 673K+ total downloads while Product Delivery Date has 3.6K+.

Detailed Comparison

Rating
3.7/5Calendar
►
Product Delivery Date5/5
Total Reviews
24Calendar
◄
Product Delivery Date1
Active Installs
4.0K+Calendar
◄
Product Delivery Date200
Total Downloads
673K+Calendar
◄
Product Delivery Date3.6K+
Support Resolution
N/ACalendar
Product Delivery DateN/A
Last Updated
3 months agoCalendar
◄
Product Delivery Date1 year ago
First Released
2007Calendar
Product Delivery Date2022
Age
19 yearsCalendar
Product Delivery Date4 years
WP Requires
6.2.4+Calendar
Product Delivery Date5.2+
PHP Requires
false+Calendar
Product Delivery Date7.4+
Business Model
FreeCalendar
Product Delivery DateFree
Latest Version
1.3.17Calendar
Product Delivery Date1.2.4

Rating Breakdown

Calendar

3.7/5(24 reviews)
5
50%
4
17%
3
8%
2
4%
1
21%

Product Delivery Date

5/5(1 reviews)
5
100%
4
0%
3
0%
2
0%
1
0%

Recent Reviews

Calendar Reviews

by designbypepper

Displays the wrong date

If I set the wordpress time to the correct time zone, all of the dates are off by one day. If I leave the time set to UTC, the dates are right but today’s event is off by one day. This is unaccepta

by awesomeopp

Great Calendar Plugin

I have had this plugin installed for many years and it has worked great. Quick support response from Kieran when I had an issue (which was my fault).

by arbpen

Nice Simple Calendar

Sometimes, you don’t need all the bells and whistles of a full-blown calendar plugin. Sometimes, you just want to be able to put on the web what’s on the calendar on your refrigerator, a planner so to

Product Delivery Date Reviews

No reviews yet

Frequently Asked Questions

Is Calendar or Product Delivery Date more popular?
Calendar has 4.0K+ active installations while Product Delivery Date has 200. Calendar is the more widely-used plugin as of April 2026.
Which has better ratings — Calendar or Product Delivery Date?
Calendar has a 3.7/5 rating from 24 reviews, while Product Delivery Date has a 5/5 rating from 1 reviews.
Are Calendar and Product Delivery Date free?
Calendar is free and Product Delivery Date is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Calendar or Product Delivery Date?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
Calendar was last updated 3 months ago and Product Delivery Date was last updated 1 year ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.