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Head to head · 2026

Omnia vs SEMAI

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

Omnia

Tracks how a brand appears in AI assistant answers and finds the prompts that surface it

3.8$45/mo

Visit Omnia (opens Omnia in a new tab)

SEMAI

Tracks brand visibility across ChatGPT, Perplexity, Gemini and AI Overviews, then plans the content

3.8Free

Visit SEMAI (opens SEMAI in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: SEMAI does not list a price

  • Free plan

    SEMAI

    Only SEMAI has one

  • Higher rating

    Tie

    3.8 against 3.8

  • Same job?

    Yes

    Both are SEO tools

Side by side

Compared onOmniaSEMAI
Our rating3.83.8
Starts at$45/moFree
Free planNoYesBetter
CategorySEOSEO
PlansFrom EUR 45/moFree
Key features
  • Brand visibility tracking inside AI assistants
  • Prompt discovery for surfacing terms
  • Change tracking over time
  • Built for small marketing teams
  • Published pricing from about EUR 45
  • Visibility tracking across ChatGPT, Perplexity, Gemini and AI Overviews
  • Gap analysis against competitors in AI answers
  • Content plan generated from identified gaps
  • Monitoring over time rather than a one-off audit
  • Free tier and trial before subscription
Pros
  • Measures a surface conventional analytics cannot see
  • Sized and priced for small teams
  • Covers discovery as well as tracking
  • Measures a channel most brands have no visibility into
  • Produces a plan rather than only a dashboard
  • Free tier makes a first assessment low-cost
Cons
  • Measurement methods in this category vary and are hard to validate
  • Assistant answers shift with model updates outside your control
  • Young category with little established best practice
  • AI-visibility optimisation is young and methods are unproven
  • Answer engines change frequently, so tracking needs re-baselining
CompanyOmnia

Prices come from each vendor's pricing page, last checked 20260814. Check the vendor before you buy.

FAQ

Questions people ask

Is Omnia better than SEMAI?

In our reviews Omnia scores 3.8 and SEMAI scores 3.8. The better pick depends on the job. Omnia: Tracks how a brand appears in AI assistant answers and finds the prompts that surface it. SEMAI: Tracks brand visibility across ChatGPT, Perplexity, Gemini and AI Overviews, then plans the content.

Which is cheaper, Omnia or SEMAI?

Omnia: from eur 45/mo. SEMAI: free.

Do Omnia and SEMAI have free plans?

Only SEMAI has a free plan.

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