Stop losing clients to problems you didn't catch

One incident prevented pays for a year of SiteBrief. No hidden fees. Cancel anytime.

Free

Start protecting client sites today. No card needed.

$0
forever
Get started free
  • 20 sites monitored
  • 2-minute check interval
  • Email alerts
  • Public status page
  • 30-day history
  • DevLab auto-fix PRs (security headers & SEO)
Most Popular

Pro

Pays for itself after one prevented incident.

$29
/month
  • 50 sites monitored
  • 1-minute check interval
  • Slack, Discord, Telegram, SMS & phone call alerts
  • SSL & domain expiry alerts (30 days before)
  • PageSpeed + Core Web Vitals monitoring
  • JS & console error monitoring (real browser)
  • Keyword checks on SPA / React sites
  • Broken-link crawler (SPA-aware)
  • Accessibility audit — axe-core, WCAG 2.1 AA
  • AI Health Summary
  • Revenue Impact tracking
  • Competitor Uptime Tracker (up to 5 per site)
  • Multi-location checks (14 global nodes)
  • Screenshots on downtime
  • PDF reports for clients
  • Network Diagnostics & DNS change detection
  • Sub-accounts for team members
  • Google Search Console insights
  • 90-day history

Agency

For agencies that can't afford client surprises.

$79
/month
  • Unlimited sites
  • Everything in Pro
  • Synthetic transactions — multi-step browser flows
  • Auth-protected page checks (cookie inject)
  • White-label — your name & domain
  • Client portal per client
  • Brand color, logo & custom CSS on status page
  • Custom favicon & OG image
  • Priority support

Agency + Power Pack

Agency features plus AI reports, accessibility & SEO tracking.

$128
/month
  • Everything in Agency
  • Maintenance tasks — assign, track & close issues
  • Continuous accessibility monitoring (WCAG 2.1 AA)
  • Accessibility trend graph & regression alerts
  • DevLab auto-fix PRs for accessibility issues
  • White-label accessibility PDF report
  • AI summaries in PDF reports
  • SEO keyword tracking — 50 keywords/site + drop alerts

Compare all plans

FeatureFreePro
$29/mo
Agency
$79/mo
Agency + Power Pack
$128/mo
Sites monitored2050UnlimitedUnlimited
Check interval2 min1 min1 min1 min
Check locations114 global14 global14 global
Uptime history30 days90 days90 days180 days
Email alerts
Public status page
Slack / Discord / Telegram / SMS
Phone call alert
SSL & domain expiry alerts
PageSpeed monitoring
Core Web Vitals (real browser)
JS & console error monitoring
Keyword checks on SPA / React
Broken-link crawler (SPA-aware)
Accessibility audit (axe-core)
AI Health Summary
Revenue Impact tracking
Competitor Uptime Tracker
Screenshots on downtime
PDF reports for clients
Network Diagnostics & DNS changes
Google Search Console insights
Sub-accounts / team members
Synthetic transactions (browser flows)
Auth-protected page checks
White-label (your name & domain)
Client portal per client
Priority support
Continuous accessibility monitoring
Accessibility trend & regression alerts
DevLab auto-fix PRs (accessibility)
White-label accessibility PDF report
AI summaries in PDF reports
SEO keyword tracking (50/site)
DevLab auto-fix PRs (security & SEO)
DevLab auto-fix PRs (accessibility & PageSpeed)
Maintenance task tracker

Common questions

Do I need a credit card to start?
No. The free plan requires no credit card. You only pay when you upgrade.
What happens when I hit the 20-site limit on Free?
Upgrade to Pro anytime. Your existing sites and data stay intact.
Can I switch between monthly and annual?
Yes. Switch anytime from your billing settings.
Can I cancel anytime?
Yes. No long-term contracts, no cancellation fees.
Is the status page included?
Yes — public status page is included in all plans, including Free.