keyword

best app for reading free books

Monthly search volume and cost-per-click data for "best app for reading free books" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=best+app+for+reading+free+books&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $3.7 | | competition | 0.41 | | country | US | | updated | 2026-06-06 | +--------------+------------------+

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
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	16/20
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 apps for reading free books	2,400	$3.7	18/20
apps for reading books free	2,400	$5.79	16/20
best app to read books free	2,400	$4.79	16/20
free apps for reading books	2,400	$4.24	16/20

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=best+app+for+reading+free+books&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