PluginSift

Shamor vs CalJ (2026)

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

Shamor

Shamor

5(4)

400 active installs

Free

Updated 5 months ago
View Shamor
VS
CalJ

CalJ

3.4(5)

100 active installs

Free

Updated 9 months ago
View CalJ

Quick Verdict

As of April 2026, Shamor has a higher user rating (5/5 from 4 reviews) and leads in active installations (400 vs 100). Both are free WordPress plugins. Shamor has accumulated 4.4K+ total downloads while CalJ has 3.7K+.

Detailed Comparison

Rating
5/5Shamor
◄
CalJ3.4/5
Total Reviews
4Shamor
►
CalJ5
Active Installs
400Shamor
◄
CalJ100
Total Downloads
4.4K+Shamor
◄
CalJ3.7K+
Support Resolution
N/AShamor
CalJN/A
Last Updated
5 months agoShamor
◄
CalJ9 months ago
First Released
2022Shamor
CalJ2016
Age
4 yearsShamor
CalJ10 years
WP Requires
2.0+Shamor
CalJ4.9+
PHP Requires
5.3+Shamor
CalJ5.6+
Business Model
FreeShamor
CalJFree
Latest Version
1.8.3Shamor
CalJ1.5

Rating Breakdown

Shamor

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

CalJ

3.4/5(5 reviews)
5
60%
4
0%
3
0%
2
0%
1
40%

Frequently Asked Questions

Is Shamor or CalJ more popular?
Shamor has 400 active installations while CalJ has 100. Shamor is the more widely-used plugin as of April 2026.
Which has better ratings — Shamor or CalJ?
Shamor has a 5/5 rating from 4 reviews, while CalJ has a 3.4/5 rating from 5 reviews.
Are Shamor and CalJ free?
Shamor is free and CalJ is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Shamor or CalJ?
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?
Shamor was last updated 5 months ago and CalJ was last updated 9 months ago.

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