Semrush is cheaper, but covers only 0 of 3 compared capabilities
$0/mo (Free) vs Writesonic Starter at $79/mo — covering 0% of the 3 compared capabilities.
Cheaper. Not the same job.
Comparison scenario
Every cheaper-than claim is tied to a defined scenario — never a bare list price.
single user, monthly billing · USD · prices as observed on official pricing pages.
Starter plan at $79/mo, the cheapest paid plan.
Free: 0 USD/monthly.
Writesonic costs $79/mo on the Starter plan at single user, monthly billing. We found 1 assessed alternative that is cheaper in this scenario; 0 of them cover at least 75% of the 3 compared capabilities.
Capability comparison
Semrush covers 0% of the 3 capabilities compared against Writesonic. ✓ native · ◐ via integration · ✗ not found.
| Capability | Semrush | Writesonic |
|---|---|---|
| AI search visibility | ✗ | ✓ |
| Site audit | ↑ SEO | ✓ |
| Content optimization | ↑ Pro+ SEO + AI Search | ✓ |
What you give up
Capabilities Writesonic has that Semrush lacks.
- AI search visibility — Track how a site appears in AI-generated search answers.Missing from Semrush.
- Site audit — Scan a site for technical SEO issues.Missing from Semrush.
- Content optimization — Get suggestions to improve a page's content for search rankings.Missing from Semrush.
Plans & pricing, side by side
Advertised prices in USD as observed on the official pricing pages — per-seat and transaction-fee plans are marked.
| Free | Free |
| SEO | $139/mo |
| Starter SEO + AI Search | $199/mo |
| Pro+ SEO + AI Search | $299/mo |
| Advanced SEO + AI Search | $549/mo |
| Enterprise | Contact sales |
| Starter | $79/mo (billed yearly) |
| Basic | $199/mo (billed yearly) |
| Growth | $399/mo (billed yearly) |
| Enterprise | Contact sales |
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Frequently asked
How much cheaper is Semrush than Writesonic?
100% cheaper in our scenario (single user, monthly billing): $0/mo on Free vs $79/mo on Starter. That is $948 a year. But it covers only 0 of 3 compared capabilities, so it isn't a like-for-like replacement.
What does Semrush lack compared with Writesonic?
AI search visibility, Site audit, Content optimization — 3 of the 3 compared capabilities.
When were these prices checked?
Writesonic: 2026-10-26; Semrush: 2026-10-26 — on the official pricing pages.
Who switched
Anonymous: no account, no email, no IP stored. Reports are shown once a switch has 3 or more and never change ranking or order — alternatives are computed from prices and capabilities only.
Sources & freshness
- https://writesonic.com/pricing (official_pricing, checked 2026-10-26)
- Semrush data last verified 2026-10-26