Choose a filter for your home or office and go straight to its download page. Not sure which one fits? We install and manage filters for our clients — just ask.
A PIN-locked content filter for Firefox and Edge that keeps working in private windows. Built by linear.
Get GuardLock →Windows filter agent — direct download
Get it →Filtered internet service
Get it →Content filtering service
Get it →Plans & pricing
Get it →Mobile & desktop filtering
Get it →Web installer — direct download
Get it →Office filtering setup
Get it →Filtering solutions
Get it →Content filter plans
Get it →Chrome extension that filters images on web pages
Add to Chrome →Chrome extension that blocks inappropriate images
Add to Chrome →Office installer for Windows (64-bit)
Download →We’ll set up and manage the right filter for you.
Contact us →Links open the provider’s own site or installer. linear is not affiliated with these providers.