Head-to-Head Comparison · Alternative to Cloudflare Turnstile · 🤖 automation
Cloudflare Turnstile vs Private Captcha
Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic protection. Here is how Private Captcha ($0/mo open source) stacks up against Cloudflare Turnstile ($15/mo) across cost, hosting, data privacy, and real-world trade-offs.
Private Captcha is a verified Open Source-licensed open-source replacement for Cloudflare Turnstile. Switching from Cloudflare Turnstile ($15/mo) saves $180/yr per solo seat, or $900/yr for a 5-person team. Deployment: Runs on Self-host.
The catch: Requires self-hosting setup, updates, and server maintenance compared to managed Cloudflare Turnstile.
Private Captcha
$0.00/mo · Open Source
Cloudflare Turnstile vs Private Captcha Specifications
facts verified 2026-11-07
| Dimension | Cloudflare Turnstile (Paid) | Private Captcha (Replacement) |
|---|---|---|
| Monthly Price | $15 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $180 / yr | $0 / yr (Save $180) |
| 1-Year Cost (5 seats) | $900 / yr | $0 / yr (Save $900) |
| 1-Year Cost (10 seats) | $1,800 / yr | $0 / yr (Save $1,800) |
| Source & License | Proprietary SaaS | open source Open Source |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | webself-hosteddocker to self-host |
| GitHub Stars | — | ★ 199 (active nov 2026) |
Deep Dive: Switching from Cloudflare Turnstile to Private Captcha
Trade-offs, installation & data architecture
What you trade away
Requires self-hosting setup, updates, and server maintenance compared to managed Cloudflare Turnstile.
How to deploy Private Captcha
Clone https://github.com/privatecaptcha/privatecaptcha or deploy with Docker Compose
What it takes to run
Deploy via Docker or binary release from GitHub and configure environment variables.
Where your data lives
All application data and configuration live on your own server or local database.
Why fork Private Captcha instead of vibe-coding a Cloudflare Turnstile clone?
Instead of paying recurring SaaS fees for Cloudflare Turnstile or rebuilding it from scratch, deploy one of the 6 battle-tested open-source alternatives like Cap.
Cloudflare Turnstile vs Private Captcha FAQ
Is Private Captcha a good free alternative to Cloudflare Turnstile?+
Yes. Private Captcha is a verified open-source (Open Source) replacement for Cloudflare Turnstile. Privacy-first CAPTCHA service that blocks bots while keeping forms accessible. No puzzles, no tracking, no cookies - just invisible cryptographic protection.
What is the catch when switching from Cloudflare Turnstile to Private Captcha?+
Requires self-hosting setup, updates, and server maintenance compared to managed Cloudflare Turnstile.
How much do you save switching from Cloudflare Turnstile to Private Captcha?+
Cloudflare Turnstile costs $15/mo ($180/yr) per seat, whereas Private Captcha is $0/mo. Switching saves $180/yr for a solo user, $900/yr for a 5-person team, and $1,800/yr for a 10-person team.
How do I install or self-host Private Captcha instead of Cloudflare Turnstile?+
Install: Clone https://github.com/privatecaptcha/privatecaptcha or deploy with Docker Compose. Setup: Deploy via Docker or binary release from GitHub and configure environment variables.
