check

Check the health of your disks or SSDs for free with Smart Disk Checker

Check spelling and get alerts for misspelled words.

Check objective and subjective video quality.

Check plagiarism to detect content similarity in your assignments, thesis, articles, and Web sites.

Check outdated programs on your PC.

Check HTML, CSS, SEO, spelling, PHP, JavaScript, accessibility, links.

Check spelling and get alerts for misspelled words.

Check HTML, CSS, SEO, PHP, JavaScript, accessibility, or links.

Check whether or not one unit can access a specific port on another unit in your network.

Check connectivity health, perform network discovery and speed tests with notifications of issues.