OmniSEO vs Semrush (2026)
We tested both. Here is the honest comparison.
OmniSEO
73/100
Custom
GoodVS
Semrush
79/100
$140/mo
Top PickScore Breakdown
Category
OmniSEO
Semrush
Output Quality
76
▼ Loses80
▲ WinsSpeed
70
▼ Loses72
▲ WinsEase of Use
72
▲ Wins64
▼ Losesfeatures
80
▼ Loses94
▲ WinsOverall
73
79
Pricing
Starting Price
Custom
$140/mo
Real Price
Custom
$140/mo
Price Note
contact for pricing
Pro plan (1 user)
OmniSEO
Best For
✓ Brands investing in GEO (Generative Engine Optimization)
✓ SEO teams future-proofing strategy for AI-first search
✓ Content marketers tracking which topics trigger AI citations
Not For
✗ Small sites with under 10k monthly traffic (ROI unclear at that scale)
✗ Teams looking for traditional keyword rank tracking
Semrush
Best For
✓ SEO agencies
✓ Enterprise content teams
✓ Serious niche site builders
Not For
✗ Beginners
✗ Low-budget operations
✗ Simple keyword research
Pros & Cons
OmniSEO
+ Tracks brand mentions across ChatGPT, Perplexity, Google AI Overviews, and Gemini
+ Competitor AI visibility benchmarking — see if rivals rank higher in AI answers
+ Citation optimization recommendations: what content to create to get cited more
+ AI Search trend tracking: monitor which queries are routing to AI vs traditional search
+ Custom brand monitoring with email alerts on mention changes
− No transparent public pricing — sales-led process
− Newer platform: historical data goes back limited time
− Query coverage depends on AI engine API access which can change
− Some recommendation outputs are high-level rather than actionable
Semrush
+ Most comprehensive keyword database: 25B+ keywords
+ Competitor traffic analysis is best-in-class
+ Position tracking with daily updates
+ Site audit catches 130+ technical SEO issues
+ ContentShake AI writes SEO articles inside the tool
− Expensive — $140/mo is steep for solo operators
− Data overload — overwhelming for beginners
− Some features duplicated across tools