Free
Free
Desktop app has no usage limits · Browser: 500 comparison runs/hour · 200 page discoveries/hour · 2,000 pages/day · Commercial use requires a license
Checked 1 Oct 2026
Plans and prices
DiffiCat pricing
Free trial
Free
100 captured pages without sign-in or 500 when signed in · up to 100 pairs per run · all checks and viewport widths
Checked 15 Oct 2026
Agent API screenshot
$0.02, paid once
POST /api/v1/screenshots · full-page screenshot of one URL
Checked 15 Oct 2026
Agent API comparison
$0.02, paid once
POST /api/v1/jobs · no subscription or minimum · status/report reads free
Checked 15 Oct 2026
Agent API discovery
$0.05, paid once
POST /api/v1/discover · page discovery
Checked 15 Oct 2026
Pro
$29 a month
5,000 captured pages/month shared by web app and Agent API · overage $0.01/page under $50 default cap · up to 10,000 pairs/run · commercial license
Checked 15 Oct 2026
Pro annual
$290 a year
5,000 captured pages/month shared by web app and Agent API · overage $0.01/page under $50 default cap · up to 10,000 pairs/run · commercial license
Checked 15 Oct 2026