Duplicate content is dangerous for any website. Because Google doesn't like any duplicate content from any website. IF you use duplicate content for your website then google does not list your site on it's search result.
Free duplicate content checker online tools will help you to create unique content easily. And also help you to find either your content is duplicate or not.

Use these free duplicate content checker online tools every time when posting any article to your website. Free duplicate content checker online tools offers you free access on their site. So, you can check any article without any cost

10 Free Duplicate Content Checker Online Tools

01. Duplichecker

02. Plagiarisma

03. Plagium

04. Copyscape

05. Duplicate-content

06. Similar-page-checker

07. Dupefreepro

08. Articlechecker

09. Dupecop

10. Copygator