keyword

free eye tracker

Monthly search volume and cost-per-click data for "free eye tracker" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=free+eye+tracker&country=us" +--------------+------------------+ | volume | 170 | | cpc | $2.2 | | competition | 0.04 | | country | US | | updated | 2026-06-25 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
eye tracker	6,600	$4.87	16/20
track eye	6,600	$4.87	12/20
eye tracker software	1,000	$6.79	13/20
eye tracking software	880	$5.59	13/20
eye tracker software free	210	$6.11	15/20
eye tracking software free	210	$4.48	15/20
free eye tracker software	210	$4.48	13/20
eye tracker free	170	$2.2	16/20
eye tracking free	170	$2.2	16/20
free eye tracking	170	$10.82	13/20

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://api.seodata.dev/v1/keyword?q=free+eye+tracker&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt