seodata.dev

keyword

the mailbox app

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

$ curl "https://app.seodata.dev/v1/keyword?q=the+mailbox+app&country=us" +--------------+------------------+ | volume | 40 | | cpc | $1.7 | | competition | 0.1 | | country | US | | updated | 2026-06-01 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
e mail app 9,900 $1.24 10/20
email app 8,100 $2.08 8/20
mailbox app 5,400 $2.15 20/20
mail app 5,400 $3.04 16/20
mailing app 4,400 $3.48 9/20
apple mail app 2,400 $1.98 8/20
mail iphone 1,300 $2.25 8/20
iphone mail app 1,000 $4.17 9/20
mailbox app download 880 $1.85 8/20
what is mail app 70 $0 10/20

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=the+mailbox+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