All in One SEO vs Semrush
Updated June 2026 · A structured head-to-head comparison.
WordPress SEO toolkit.
The verdict
Both All in One SEO and Semrush are credible seo tools tools, and the right pick comes down to your priorities.
All in One SEO — WordPress SEO toolkit.
Choose Semrush if you'd rather have a longer free trial (7 days). All-in-one marketing visibility suite.
All in One SEO vs Semrush: side by side
| Dimension | All in One SEO | Semrush |
|---|---|---|
| Starting price | Free – $99.60/yr | Free – $139.95/mo |
| Free plan | Yes | Yes |
| Free trial | — | 7 daysWinner |
| Pricing model | Freemium | Subscription |
| Best for | Smb, Bloggers | Agencies, Marketers, Seo Pros |
| Platforms | Web | Web, Api |
| Rating | 4.6/5 | 4.5/5 |
All in One SEO key facts
- Vendor
- AIOSEO
- Pricing
- Freemium — Free – $99.60/yr
- Free tier
- Yes
- Platforms
- Web
- Best for
- Smb, Bloggers
- Editor rating
- 4.6 / 5
- Founded
- 2007
- Headquarters
- West Palm Beach, Florida
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 All in One SEO better than Semrush?
Neither is universally better — All in One SEO 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 All in One SEO or Semrush cheaper?
All in One SEO is the more affordable of the two to get started, at free – $99.60/yr. All in One SEO starts at free – $99.60/yr; Semrush starts at free – $139.95/mo.
Can All in One SEO 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.