background check

Check the system is suitable for processing real time audio.

Check, compare, and correct spreadsheets.

Check if Web pages are alive or dead, catch errors and redirects.

Check for changes to the external IP address and update a dynamic DNS service.

Check for plagiarism in articles, patents, books, essays, and term papers.

Check network connection and test connection speeds of various locations.

Check your hard disks for errors and correct them. Easy to use, fast and free.

Check if the food you buy contains additives dangerous to your health. Freeware!

Check that class target versions are as expected in a Java jar.

Check and track multiple keyword rankings on multiple search engines, Free!