Search:

For downloading twitter videos i suggest this twitter video download site.

Jpeg Optimizer will improve the quality of your Jpeg images by removing unnecessary metadata, such as comments, ratings and titles. This free program can also instantly fix brightness, contrast and...

Also check out these sites :
mp3 juice
Youtube Converter

Try this Plagiarism Checker site to find Duplicate content.

content is the most important part of SEO.

I suggest to use ahrefs site.