keyword

online letter writing app

Monthly search volume and cost-per-click data for "online letter writing app" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=online-letter-writing-app&country=us" +--------------+------------------+ | volume | 50 | | cpc | $3.6 | | competition | 0.32 | | country | US | | updated | 2026-03-31 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
letter writer	8,100	$2.09	10/20
free letter writing apps	390	$2.79	12/20
free letter writing app	390	$2.79	11/20
letter app	320	$5.47	10/20
app to write letters	260	$4.34	10/20
letter writing software	210	$3.84	10/20
program for letter writing	210	$3.84	10/20
type a letter free	210	$2.36	10/20
free app to write a letter	50	$2.83	11/20
type a letter app	30	$5.39	11/20

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=online-letter-writing-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