About Semrush

Keywords, rank tracking, audits and AI visibility in one place; paid plans from $139/month, very limited free account. (Research-based. Read our full Semrush write-up.)

How we picked: these are tools we've already reviewed or compared. Each card says whether we tested it hands-on or relied on research. Facts last checked Oct 15, 2026.

The alternatives

Surfer

SEO content Research-based

Content-focused: plan and optimise articles.

Guides you to write articles that rank and get cited by AI; no free plan.

Our Surfer write-up → · Visit Surfer →

Writesonic

AI writing & AI search visibility Partly tested

Track and improve how AI assistants mention your brand.

Now mainly tracks how your brand shows up in AI answers; plans from $79/month (annual).

Our Writesonic write-up → · Visit Writesonic →

ChatGPT

AI assistant See comparison

Free brainstorming for keyword ideas and outlines (no real search data).

General-purpose assistant with a free plan.

Our ChatGPT write-up → · Visit ChatGPT →

ToolCategoryOur experience
SemrushSEO toolkitResearch-based
SurferSEO contentResearch-based
WritesonicAI writing & AI search visibilityPartly tested
ChatGPTAI assistantSee comparison

See every tool page: all alternatives · reviews · comparisons.

Sources

Prices and plans change often. Always confirm on the official site before you buy.