keyword

free libraries online

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

$ curl "https://app.seodata.dev/v1/search-volume?q=free-libraries-online" +--------------+------------------+ | volume | 1,900 | | cpc | $3.83 | | competition | 0.17 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
online libraries	14,800	$5.6	16/20
online library free	9,900	$5.14	20/20
free online libraries	8,100	$6.27	20/20
free online library	8,100	$6.17	18/20
public online library	2,900	$5.91	16/20
free library online	2,400	$7.55	20/20
e library books free	1,900	$3.58	18/20
ebook library free	1,600	$2.98	16/20
library book free	1,300	$3.27	20/20
free e library	1,000	$6.78	20/20

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=free-libraries-online" 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