seodata.dev

keyword

best vpns free

Monthly search volume and cost-per-click data for "best vpns free" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=best-vpns-free" +--------------+------------------+ | volume | 2,400 | | cpc | $4.92 | | competition | 0.74 | | country | US | | updated | 2026-03-29 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
free vpns 201,000 $5.05 20/20
vpn best free 40,500 $4.7 20/20
best free vpns 33,100 $3.84 20/20
the best free vpn 33,100 $5.34 19/20
best vpn network free 33,100 $3.84 16/20
best vpn free 2,400 $9.03 17/20
good free vpn 1,600 $4.44 17/20
are vpns free 1,300 $3.2 18/20
free vpn best 140 $6.07 17/20
best free online vpns 70 $5.44 17/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/search-volume?q=best-vpns-free" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt