seodata.dev

keyword

best vocabulary learning app

Monthly search volume and cost-per-click data for "best vocabulary learning app" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+vocabulary+learning+app&country=us" +--------------+------------------+ | volume | 90 | | cpc | $3.39 | | competition | 0.18 | | country | US | | updated | 2026-06-14 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
vocabulary building app 2,900 $2.91 14/20
vocabulary builder app 2,900 $2.91 12/20
vocabulary improvement apps 1,000 $1.96 15/20
vocab app 170 $2.22 13/20
best vocabulary learning apps 90 $3.39 16/20
best vocab app 70 $3.9 16/20
best vocab apps 70 $3.9 15/20
learn new vocabulary app 30 $2.61 15/20
english vocabulary learning apps 30 $3.2 13/20
advanced vocabulary app 10 $3.36 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://app.seodata.dev/v1/keyword?q=best+vocabulary+learning+app&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