Free Page Speed Checker
Measure load time, TTFB, content size, and resource count for any URL. Get actionable speed recommendations.
Compare loading states with different delay values
🔌 ScreenURL API
# Capture immediately
curl "https://screenurl.com/api/screenshot?url=https://example.com&delay=0&apiKey=YOUR_API_KEY" --output instant.png
# Capture after 3 seconds to see fully loaded state
curl "https://screenurl.com/api/screenshot?url=https://example.com&delay=3000&apiKey=YOUR_API_KEY" --output loaded.pngMonitor page speed at scale?
Capture visual snapshots alongside performance data for any URL. 100 free API calls/month.
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