Keyword Insights vs Semrush
Updated June 2026 · A structured head-to-head comparison.
Keyword clustering & content brief automation.
The verdict
Both Keyword Insights and Semrush are credible seo tools tools, and the right pick comes down to your priorities.
Keyword Insights — Keyword clustering & content brief automation.
Choose Semrush if you'd rather have a lower starting price (free – $139.95/mo), a free plan to start on and a longer free trial (7 days). All-in-one marketing visibility suite.
Keyword Insights vs Semrush: side by side
| Dimension | Keyword Insights | Semrush |
|---|---|---|
| Starting price | From $58/mo | Free – $139.95/moWinner |
| Free plan | No | YesWinner |
| Free trial | 4 days | 7 daysWinner |
| Pricing model | Subscription | Subscription |
| Best for | Seo Specialists, Agencies | Agencies, Marketers, Seo Pros |
| Platforms | Web | Web, Api |
| Rating | 4.6/5 | 4.5/5 |
Keyword Insights key facts
- Vendor
- Keyword Insights
- Pricing
- Subscription — From $58/mo
- Free tier
- Free trial (4 days)
- Platforms
- Web
- Best for
- Seo Specialists, Agencies
- Editor rating
- 4.6 / 5
- Founded
- 2020
- Headquarters
- London, UK
Semrush key facts
- Vendor
- Semrush Holdings
- Pricing
- Subscription — Free – $139.95/mo
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Agencies, Marketers, Seo Pros
- Editor rating
- 4.5 / 5
- Founded
- 2008
- Headquarters
- Boston, MA, USA
Frequently asked questions
Is Keyword Insights better than Semrush?
Neither is universally better — Keyword Insights edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Keyword Insights or Semrush cheaper?
Semrush is the more affordable of the two to get started, at free – $139.95/mo. Keyword Insights starts at from $58/mo; Semrush starts at free – $139.95/mo.
Can Keyword Insights replace Semrush?
Yes for most teams — both are seo tools tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.