keyword

free books online to download

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

$ curl "https://app.seodata.dev/v1/keyword?q=free+books+online+to+download&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $3.64 | | competition | 0.22 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
book free download	18,100	$2.88	20/20
books free download	18,100	$2.88	20/20
download a book for free	18,100	$2.88	20/20
ebooks download free	18,100	$3	20/20
download book for free	14,800	$6.52	20/20
download ebooks for free	14,800	$6.52	20/20
download for free books	14,800	$4.67	20/20
books download free pdf	8,100	$4.27	20/20
free downloadable books pdf	8,100	$6.92	20/20
download free books pdf	6,600	$5.42	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/keyword?q=free+books+online+to+download&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