Here is the comparison results for the chosen plugins

Plugin nameFormidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form & Custom Form BuilderNinja Forms – The Contact Form Builder That Grows With You
Version6.303.14.2
AuthorStrategy11 TeamKevin Stover
Tested upto (WordPress Version)6.9.46.9.4
Required PHP Version7.07.4
Rating
5 star
1247
4 star
39
3 star
13
2 star
10
1 star
53

Total reviews: 1362(96%)

5 star
1093
4 star
67
3 star
40
2 star
40
1 star
150

Total reviews: 1390(88%)

Resolved issues5 out of 5
100.00%
8 out of 12
66.67%
Active installs

300000+

600000+

Screenshots
Build a professional WP form without any code.Page for creating a quote form, Stripe payment form, quiz form, and many more.Field Options and CSS Layout ClassesField Options for checkbox fieldsView, create, edit, and delete entries on the back end from a to-do list, employment application form, and more.Add a form widget into a sidebar
The most intuitive and beautiful form building experienceField OptionsAdvanced SettingsBeautiful Forms Every Time!
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