AnswerThePublic vs Keyword Insights
Both are strong picks for keyword research, but they make different trade-offs. Here is the honest breakdown for 2026.
| At a glance | AnswerThePublic | Keyword Insights |
|---|---|---|
| Pricing model | Freemium | Paid |
| Starting price | $11/mo | $58/mo |
| Free tier | Yes | No |
| Free trial | No | Yes |
| Best for | Content ideation | Keyword clustering |
| Platforms | Web | Web, API |
| Launched | 2014 | 2021 |
AnswerThePublic
Keyword Research
Visualizes the questions and phrases people search around any keyword, mined from autocomplete.
Strengths
- + Fastest way to map the questions around a topic
- + Visualizations that non-SEOs immediately understand
- + Cheap entry plan and periodic lifetime deals
Weaknesses
- − Autocomplete data has no reliable volume attached
- − Shallow beyond ideation
- − Interface pushes upgrades often
Pick AnswerThePublic over Keyword Insights if: you mainly need content ideation.
Keyword Insights
Keyword Research
Clusters thousands of keywords by live SERP overlap and tells you what deserves its own page.
Strengths
- + SERP-based clustering is far more accurate than semantic grouping
- + Handles very large keyword lists
- + Cheap trial makes evaluation painless
Weaknesses
- − Needs keyword lists from another tool as input
- − The writing features are weaker than dedicated tools
- − Credit accounting takes getting used to
Pick Keyword Insights over AnswerThePublic if: you mainly need keyword clustering.
Bottom line
AnswerThePublic is the best brainstorming companion in SEO, especially for FAQ and answer-focused content that AI engines love to cite. If you plan content from keyword lists of a thousand or more, Keyword Insights pays for itself on the first project. If budget is the deciding factor, start with AnswerThePublic, since it has a free tier, then upgrade once you hit its limits.