Verified comparison

Writesonic is cheaper, but covers only 1 of 5 compared capabilities

$79/mo (Starter) vs Semrush SEO at $139/mo — covering 20% of the 5 compared capabilities.

Save $720 / yearVisit Writesonic ↗

Cheaper. Not the same job.

Comparison scenario

Every cheaper-than claim is tied to a defined scenario — never a bare list price.

Scenario

single user, monthly billing · USD · prices as observed on official pricing pages.

Semrush basis

SEO plan at $139/mo, the cheapest paid plan.

Writesonic basis

Starter: 948 USD/yearly.

The short version

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 5 compared capabilities.

Capability comparison

Writesonic covers 20% of the 5 capabilities compared against Semrush. ✓ native · ◐ via integration · ✗ not found.

CapabilityWritesonicSemrush
Keyword research✗✓
Rank tracking✗✓
Site audit✓✓
Backlink analysis✗✓
Competitor analysis✗✓

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.

Plans & pricing, side by side

Advertised prices in USD as observed on the official pricing pages — per-seat and transaction-fee plans are marked.

Writesonic
Starter$79/mo (billed yearly)
Basic$199/mo (billed yearly)
Growth$399/mo (billed yearly)
EnterpriseContact sales
Semrush
FreeFree
SEO$139/mo
Starter SEO + AI Search$199/mo
Pro+ SEO + AI Search$299/mo
Advanced SEO + AI Search$549/mo
EnterpriseContact 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. But it covers only 1 of 5 compared capabilities, so it isn't a like-for-like replacement.

What does Writesonic lack compared with Semrush?

Keyword research, Rank tracking, Backlink analysis, Competitor analysis — 4 of the 5 compared capabilities.

When were these prices checked?

Semrush: 2026-10-26; Writesonic: 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

All Semrush alternatives