seodata.dev

keyword

free duolingo

Monthly search volume and cost-per-click data for "free duolingo" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=free+duolingo&country=us" +--------------+------------------+ | volume | 590 | | cpc | $1.13 | | competition | 0.1 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
duolingo app 14,800 $1.81 12/20
is duolingo free 12,100 $1.36 16/20
duolingo free 1,600 $1.65 20/20
is duolingo app free 140 $1.75 10/20
is the duolingo app free 140 $1.75 10/20
duolingo free version 110 $0.94 10/20
is duolingo actually free 90 $0 10/20
duolingo languages free 70 $1.98 11/20
duolingo is it free 70 $2.43 10/20
can you use duolingo for free 40 $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=free+duolingo&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