AdGuard costs $25/mo.
These cost $0.
1 free alternatives to AdGuard, checked for license, recent activity and real adoption. Each one tells you the catch, so you can switch with your eyes open.
The top-rated free, open-source replacement for AdGuard is Zen (Open Source Open Source). Switching a 5-person team saves up to $1,500/year compared to AdGuard's $25/mo subscription.
The catch: Community-driven open source project without dedicated enterprise SLAs.
AdGuard vs Free Alternatives
Quick side-by-side comparison · $0/mo vs $25/mo
| Alternative | Type | License | Where It Runs | Stars | Head-to-Head |
|---|---|---|---|---|---|
| Zen | open source | Open Source | Local | ★ 4.4k | AdGuard vs Zen → |
The picks
1 open source · ranked by fit
- 01
Zen
open sourceOpen SourceLocal4.4knov 2026Free, open-source desktop app that blocks ads, trackers, and surveillance scripts across all browsers and apps on Windows, macOS, and Linux.
The catch vs AdGuardCommunity-driven open source project without dedicated enterprise SLAs.
Install, platforms & data +
- platforms
- desktopcross-platformone-click install
- install
- Clone https://github.com/irbis-sh/zen-desktop or deploy with Docker Compose
- setup
- Download the native package or installer for your operating system.
- your data
- All application data lives locally on your own machine.
- checked
- 2026-11-07
AdGuard Head-to-Head Comparisons (2027)
Side-by-side trade-off breakdowns · 1 free alternatives
Frequently Asked Questions
Direct answers · AdGuard open-source replacements
What is the best free alternative to AdGuard?+
The top free alternative to AdGuard is Zen (open source, Open Source). Free, open-source desktop app that blocks ads, trackers, and surveillance scripts across all browsers and apps on Windows, macOS, and Linux.
How much does switching from AdGuard to a free alternative save?+
AdGuard starts at $25/month per seat ($300/year). Switching a 5-person team to a free alternative like Zen saves $1,500 per year in software subscription fees.
Should I vibe-code or build my own AdGuard clone from scratch?+
Our build verdict for AdGuard is NO (use a free alternative, save the tokens). Instead of paying recurring SaaS fees for AdGuard or rebuilding it from scratch, deploy one of the 1 battle-tested open-source alternatives like Zen.
What is the catch when switching from AdGuard to Zen?+
Community-driven open source project without dedicated enterprise SLAs.
