seodata.dev

keyword

vpn firefox extension

Monthly search volume and cost-per-click data for "vpn firefox extension" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=vpn-firefox-extension" +--------------+------------------+ | volume | 1,900 | | cpc | $7 | | competition | 0.12 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
free vpn for firefox 2,400 $4.1 18/20
extension vpn firefox 1,900 $4.99 20/20
firefox vpn add-on 1,900 $4.99 20/20
firefox vpn extension 1,900 $4.99 20/20
mozilla vpn extension 1,900 $4.99 20/20
vpn add on firefox 1,900 $4.99 20/20
vpn addon firefox 1,900 $7 20/20
vpn extension firefox 1,900 $4.99 20/20
vpn for firefox addon 1,900 $7 20/20
firefox vpn free 1,000 $5.2 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=vpn-firefox-extension" 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