What are the tools to check plagiarism?

Plagiarism is the representation of another language of authors, their thoughts, ideas, or expressions as one’s own original work. In educational contexts, there are differing definitions of plagiarism depending on the institution. There are some tool available to check plagiarism. Some are free and some are free. Here we talk about free tools. 
Top Free Tools To Check Plagiarism

1. 1. Dupli Checker: This is one of the best free plagiarism checker tools on the Internet. While it doesn’t have an extravagant interface, it unquestionably takes care of business well. It has some pros and cons. You don’t have to pay anything. Whether you are a one-time user or plan to make the most of this free plagiarism detection tool on a daily basis, you are not required to pay for subscription. This tool is easy to use and you does not require any previous experience with plagiarism detection tools. Duplichecker allows you to do 50 plagiarism checks in a single day.
   2. Plagiarism Checker: This tool is User-friendly and entirely free plagiarism detection tool. Plagiarism Checker is one of the easiest to use tools because it suggest you step by step process on how to use it. In this tool you can check who have plagiarized your content and posted it on the Internet. You may also get a notification by mail.
   3. Grammarly: This tool is a must-have for writers. It not only helps to fight with plagiarism but also supports you in writing. It proofreads entire texts, scans for up to 250 types of grammatical and spelling errors and provides instant results.This can be rated as the best option when it comes to plagiarism checker software with its added advantage of grammar checker features. 
   4. Plagiarisma: anyone can easily get free downloads of this software for use with Windows, Blackberry, Android and the web. This application has features that support more than 190 languages. Its free service which limits a user to a maximum of 3 scans a day whereas the paid version provides an unlimited checker.This software offers extra services like article re-writing.
   5. Copyscape: It is a popular service used by content owners to check plagiarism. Copyscape offers a free service that searches for plagiarism online to identify theft. Users also have an option to choose Copysentry (also not a free service) that provides ongoing protection by monitoring the internet for copies of their pages. If plagiarism is found, users are informed via email.