Writesonic is 43% cheaper
than Semrush
$79/mo (Starter) vs Semrush SEO at $139/mo — covering 17% of the 6 compared capabilities.
Same job. Way less money.
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.
SEO plan at $139/mo, the cheapest paid plan.
Starter: 948 USD/yearly.
Semrush costs $139/mo on the SEO 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 6 compared capabilities.
Capability comparison
Writesonic covers 17% of the 6 capabilities compared against Semrush. ✓ native · ◐ via integration · ✗ not found.
| Capability | Writesonic | Semrush |
|---|---|---|
| Keyword research | ✗ | ✓ |
| Rank tracking | ✗ | ✓ |
| Site audit | ✓ | ✓ |
| Backlink analysis | ✗ | ✓ |
| Competitor analysis | ✗ | ✓ |
| API access | ✗ | ✓ |
What you give up
Capabilities Semrush has that Writesonic lacks.
- Keyword research — Research keywords and their search volume.Missing from Writesonic.
- Rank tracking — Track keyword rankings over time.Missing from Writesonic.
- Backlink analysis — Analyze the backlinks pointing to a site.Missing from Writesonic.
- Competitor analysis — Compare your site's SEO performance against competitors.Missing from Writesonic.
- API access — Pull SEO data programmatically via an API.Missing from Writesonic.
Plans & pricing, side by side
Advertised prices in USD as observed on the official pricing pages — per-seat and transaction-fee plans are marked.
| Starter | $79/mo (billed yearly) |
| Basic | $199/mo (billed yearly) |
| Growth | $399/mo (billed yearly) |
| Enterprise | Contact sales |
| 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 |
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Frequently asked
How much cheaper is Writesonic than Semrush?
43% cheaper in our scenario (single user, monthly billing): $79/mo on Starter vs $139/mo on SEO. That is $720 a year.
What does Writesonic lack compared with Semrush?
Keyword research, Rank tracking, Backlink analysis, Competitor analysis, API access — 5 of the 6 compared capabilities.
When were these prices checked?
Semrush: 2026-08-31; Writesonic: 2026-09-07 — on the official pricing pages.
Sources & freshness
- https://www.semrush.com/pricing/ (official_pricing, checked 2026-08-31)
- https://www.semrush.com/prices/ (official_pricing, checked 2026-08-26)
- Writesonic data last verified 2026-09-07