seodata.dev

keyword

online free vpns

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

$ curl "https://app.seodata.dev/v1/keyword?q=online+free+vpns&country=us" +--------------+------------------+ | volume | 720 | | cpc | $3.66 | | competition | 0.22 | | country | US | | updated | 2026-05-21 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
free vpns 201,000 $5.05 17/20
vpn best free 40,500 $4.7 13/20
best free vpns 33,100 $3.84 17/20
free online vpns 2,900 $3.63 12/20
best vpns free 2,400 $4.92 17/20
vpn for free 1,600 $8.02 14/20
are vpns free 1,300 $3.2 15/20
vpn service free 1,000 $7.52 13/20
online vpns free 880 $3.04 14/20
free to use vpns 170 $3.56 14/20

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/keyword?q=online+free+vpns&country=us" 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