Hundreds of real long-tail keywords from one seed
Type a seed keyword and Keyfern asks up to five autocomplete engines (Google, YouTube, Bing, Amazon and DuckDuckGo) with A to Z, question and preposition expansions. It merges the answers into one deduped list, tags each phrase with search intent and a topic cluster, and ranks it with a signal score based on how many engines suggest it and how high. An optional Google Trends verdict marks the top ideas as rising, stable or falling. Monitor mode returns only ideas you have not seen before.
Real run on Apify, 23 Sep 2026: seed "standing desk", Google + YouTube + Bing + Amazon, US
| Keyword idea | Intent | Cluster | Engines | Score | Google Trends |
|---|---|---|---|---|---|
| standing desk with drawers | informational | drawers | 4 | 100 | rising +111% |
| standing desk chair | informational | chair | 4 | 100 | rising +74% |
| standing desk ikea | transactional | ikea | 4 | 100 | stable +13.5% |
| standing desk converter | informational | converter | 3 | 90 | – |
| standing desk and walking pad | informational | walking | 4 | 90 | – |
Source: products/keyword-ideas/store/listing.json (real run of Keyfern on Apify, 23 Sep 2026).
Keyfern vs the alternatives
Published prices, each checked on the date shown; prices change, so confirm on each site.
| Product | Price | Free | Checked |
|---|---|---|---|
| Keyfern (Apify tool) | $0.001 per keyword idea; Trends verdict $0.003 per keyword | Apify's monthly free credit covers a first seed | live |
| AnswerThePublic | Starter US$20/month; Growth US$99/month; Business US$199/month | no free option listed on the pricing page | 2026-10-10 |
| Apify: memo23 google-suggest-scraper | from $0.50 per 1,000 keyword suggestions (Google only) | Apify free credit | 2026-10-10 |
| Apify: s-r google-keywords | $3.00 per 1,000 keywords analyzed (with volume and CPC) | Apify free credit | 2026-10-10 |
Why teams pick Keyfern
- Five engines in one deduped list, so you see YouTube and Amazon phrasing as well as Google's.
- Intent (informational, transactional, question, comparison) and a topic cluster on every phrase, ready to sort into articles.
- A signal score that rises when several engines suggest the same phrase; it is a ranking signal, not search volume, and Keyfern never invents volume.
- Optional Google Trends verdict on the top ideas, so you can skip phrases that are falling.
- No subscription: $1 per 1,000 ideas, and monitor mode charges only new ideas.
How it works
- Open Keyfern on Apify and enter one or more seed keywords.
- Pick engines (Google, YouTube, Bing, Amazon, DuckDuckGo), language and country.
- Run it and download the sorted list as CSV or Excel; filter by intent or cluster.
FAQ
How is this different from typing into Google?
Google shows about ten suggestions per query. Keyfern runs the A to Z, question and preposition expansions across several engines and returns one deduped, sorted list.
Why not AnswerThePublic?
AnswerThePublic is a polished visual tool from US$20/month. Keyfern gives the same kind of question and preposition phrases as a spreadsheet, from five engines, for $0.001 per idea with no subscription.
Why not a Google-only autocomplete scraper?
memo23's scraper is cheaper per row (from $0.50 per 1,000) and fine if Google is all you need. Keyfern adds YouTube, Bing, Amazon and DuckDuckGo, intent, clusters and a cross-engine score.
Does it show search volume?
No. Autocomplete does not reveal volume and Keyfern does not invent it. Use a volume tool such as s-r/google-keywords ($3.00 per 1,000) on your shortlist.