seodata.dev

keyword

letters app

Monthly search volume and cost-per-click data for "letters app" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=letters+app&country=us" +--------------+------------------+ | volume | 320 | | cpc | $5.47 | | competition | 0.12 | | country | US | | updated | 2026-05-12 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
app letters 1,900 $3.77 13/20
writing letters app 590 $2.83 8/20
letter writing app 590 $3.06 7/20
writing letter apps 590 $2.98 7/20
letter apps 320 $2.4 10/20
letter app 320 $5.47 8/20
letter learning app 110 $6.01 7/20
alphabet writing apps 50 $2.74 9/20
alphabet writing app 50 $2.74 8/20
letter game app 40 $3.82 8/20

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=letters+app&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