keyword

best apps to read books free

Monthly search volume and cost-per-click data for "best apps to read books free" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=best-apps-to-read-books-free&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $3.7 | | competition | 0.41 | | country | US | | updated | 2026-03-31 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
apps for free books	6,600	$2.25	20/20
reading apps free	5,400	$2.36	20/20
book app free	5,400	$5.78	19/20
apps to read books free	2,400	$3.95	20/20
best app for reading books free	2,400	$4.79	20/20
best apps to read books for free	2,400	$3.7	20/20
best app to read books free	2,400	$4.79	19/20
best apps for reading books free	2,400	$3.7	18/20
apps for reading books free	2,400	$5.79	17/20
best apps for reading free books	2,400	$3.7	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=best-apps-to-read-books-free&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