Top Training & Certification Websites in the United States

Key Insights on Top Training & Certification Websites in the United States on December 2025

As of December 2025, mykajabi.com leads Training & Certification in the United States with 3.2M monthly visits. Its audience skews desktop-first (51.59% desktop / 51.59% mobile), and traffic is down month over month -16.38% and up year over year 26.11%. pdf.net holds second with 1.17M visits and a mobile-leaning mix (46.36% desktop / 53.64% mobile), while smartbrief.com ranks third with 1.1M visits.

Across the leaders, giua.edu.it is the most mobile-first (100% of visits), whereas myeducator.com is the most desktop-reliant (100%). Momentum favors cmaisonneuve.qc.ca in the latest month (13,313.74%), while giua.edu.it shows the steepest pullback. On a yearly view, giua.edu.it posts the strongest expansion (2,099,925%), contrasted with ltdteam.com (-68.36%).

Acquisition patterns also differ: mykajabi.com is driven primarily by search, mykajabi.com by direct, and mykajabi.com by referral; overall, 74 of the top 100 sites are direct-led, 10 are search-led, and 14 lean on social.

These insights come from the Traffic & Market Toolkit, enriched with extensive clickstream data.

Our AI algorithms analyze petabytes of information from a blend of proprietary and external data pools, reflecting the online activities of over 200 million anonymized users.

For more detailed information on our data-gathering and analysis process, please visit our information page here.