nFilter

Paid#31 of 65 in Internet Filtering Software

nFilter: Flexible, multi-tenant filtering with broad deployment options and contact-sales pricing. Ranked #31 of 65 in Internet Filtering Software by our editors (6.2/10); pricing: Pricing on request; best for multi-tenant filtering with flexible deployment.

6.2/10★★★☆☆Editor score

Visit nFilter

nFilter6.2 Visit nFilter

At a glance

• Editor score
  6.2 / 10
• Pricing
  Pricing on request
• Best for
  Multi-tenant filtering with flexible deployment
• Custom blocklists
  Yes
• Founded
  1999 · The Hague, Netherlands
• Facts checked
  20 Sep 2026

• Where it wins

  • AI categorization and real-time URL filtering
  • Delegated, centralized, and multi-tenant policy administration
  • Cloud, VM, DNS, GRE, and IPSec deployment options

• Where it doesn't

  • Pricing requires contacting the vendor
  • Integration details are limited
  • Administrative breadth may exceed simple household needs

Our verdict on nFilter

nFilter is Netsweeper’s AI-driven web and content filtering platform for school districts, public agencies, telecom providers, governments, and other organizations. It categorizes and filters web content in real time while supporting centralized and delegated policy management, multi-tenant administration, social-media controls, reporting, dashboards, SafeSearch enforcement, and parental schedules. Its platform support covers Windows, macOS, ChromeOS, iOS, Android, and network environments.

Deployment flexibility is a central strength. Organizations can use cloud agents, hybrid cloud, virtual-machine infrastructure, DNS, GRE tunneling, IPSec, or inline appliances, giving network teams several ways to apply filtering across different environments. The feature set also supports custom blocklists, advanced activity reports, age- and time-based parental controls, and SafeSearch for Google, Bing, and YouTube. This breadth makes nFilter a fit for providers managing distinct tenants or policies across schools, agencies, networks, or public services.

Pricing is contact-sales, so buyers should request a demo or more information to evaluate commercial fit. The product is better suited to organizations that need policy delegation, multi-tenant controls, detailed reporting, and multiple deployment paths than to individuals seeking a lightweight household filter. Buyers should also consider how much administrative structure their environment requires: nFilter’s broad control set is useful for layered governance, while simpler use cases may not need its full range of policy and deployment options.

Your product? Our editors can test nFilter in depth and publish a review, labelled as paid · from $149/mo →

nFilter pricing

nFilter fact sheet

Alternatives to nFilter

• Cloudflare GatewayA broad filtering gateway with strong policy controls and basic reporting.9.2
• Cisco UmbrellaA mature enterprise filter with broad controls, integrations, and contact-sales pricing.9.1
• Pi-holeFree, open-source network blocking for self-hosted administrators.9.0

See all nFilter alternatives →

Featured on iTechGuides

nFilter is listed in our Internet Filtering Software directory. Add the badge to your site — it links back to this page.

<a href="https://www.itechguides.com/products/nfilter/"><img src="https://www.itechguides.com/best/badge/nfilter.svg" alt="Featured on iTechGuides" width="230" height="46"></a>

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Last updated 7 Oct 2026 · How we research and update