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Semrush's 27.3B) push many teams toward alternatives. I tested and researched 13 tools that cover competitive analysis, keyword research, and traffic insights at various price points.
For the full breakdown of what SimilarWeb offers, see my SimilarWeb review and SimilarWeb pricing analysis. For a broader category overview, check my best SEO software roundup.
Why Switch
Why people look for SimilarWeb alternatives
SimilarWeb pricing starts at $125/month, with most useful features locked behind the $333/month Professional plan
The keyword database (5 billion) is significantly smaller than Semrush or Ahrefs
No technical SEO site auditing or crawling capabilities
Traffic estimates can be inaccurate for smaller websites under 50K monthly visits
No backlink analysis comparable to dedicated SEO tools
Single-country view makes international research cumbersome
Alternatives
Best SimilarWeb alternatives
13 alternatives ranked. 12 offer free plans.
Semrush
Top PickTeams needing SEO + competitive intelligence in one tool
All-in-one SEO platform with 27.3B keyword database
Why consider Semrush
Semrush covers keyword research, site auditing, backlink analysis, content tools, AND competitive research in a single subscription. Its keyword database is 5.4x larger than SimilarWeb's, and it includes features SimilarWeb lacks entirely (site audit, position tracking, content optimization).
Pros
- +27.3B keyword database vs. SimilarWeb's 5B
- +Site audit and technical SEO included
- +Content marketing and social media tools
- +Broader competitive data beyond just traffic
Cons
- −Weaker traffic intelligence than SimilarWeb
- −No audience demographics or interest data
- −More expensive than budget alternatives
Ahrefs
SEO professionals focused on backlinks and organic search
Best-in-class backlink index with 28.7B keywords
Why consider Ahrefs
Ahrefs has the largest backlink index and 28.7B keywords. If your competitive research centers on organic search performance rather than total traffic analysis, Ahrefs provides deeper SEO data at a lower price point.
Pros
- +Largest backlink database available
- +28.7B keyword database
- +Content Explorer for content research
- +Site audit included
Cons
- −No traffic estimates for competitor sites
- −No audience demographics
- −Limited paid search intelligence
SE Ranking
Budget-conscious teams wanting solid competitive data
Affordable all-in-one SEO with competitive research
Why consider SE Ranking
SE Ranking delivers rank tracking, site audit, backlink analysis, and competitive research at less than half the cost of SimilarWeb's Starter plan.
Pros
- +52% cheaper than SimilarWeb Starter
- +Rank tracking, site audit, backlinks included
- +Competitive research with traffic estimates
- +White-label reports for agencies
Cons
- −Smaller data set than Semrush or Ahrefs
- −Traffic estimates less accurate than SimilarWeb
- −Fewer market research features
Moz
Local SEO and agencies that value Domain Authority
Domain Authority pioneer with local SEO focus
Why consider Moz
Moz is the most affordable option from a major SEO platform. Domain Authority remains an industry-standard metric, and the local SEO tools are stronger than what SimilarWeb offers.
Pros
- +Cheapest major SEO platform at $49/mo
- +Domain Authority metric is industry standard
- +Strong local SEO tools
- +Beginner-friendly interface
Cons
- −Smallest keyword database among major tools
- −No traffic estimates
- −Limited competitive intelligence features
SpyFu
PPC advertisers researching competitor ad strategies
Budget PPC and SEO competitor research tool
Why consider SpyFu
SpyFu is the cheapest competitive intelligence tool at $39/month. It specializes in revealing competitor PPC keywords, ad copy history, and organic rankings.
Pros
- +$39/mo is the most affordable option
- +13+ years of competitor PPC history
- +Unlimited search results on all plans
- +Combined PPC and SEO data
Cons
- −No traffic volume estimates
- −Smaller keyword database
- −Limited market research features
- −US-centric data
Mangools
SEO beginners and freelancers on a budget
Beginner-friendly SEO toolkit with 5 tools
Why consider Mangools
Mangools offers KWFinder, SERPChecker, SERPWatcher, LinkMiner, and SiteProfiler in one affordable package at $29/month.
Pros
- +Most affordable at $29/mo
- +Intuitive interface, minimal learning curve
- +Solid keyword difficulty scores
- +SERP analysis included
Cons
- −Very limited competitive intelligence
- −No traffic estimates
- −Small keyword database
- −No site audit
Screaming Frog
Technical SEO audits that SimilarWeb can't do
Desktop SEO crawler for technical audits
Why consider Screaming Frog
SimilarWeb has zero technical SEO capabilities. Screaming Frog fills that gap at $259/year.
Pros
- +$259/year for unlimited crawling
- +300+ technical SEO checks
- +JavaScript rendering
- +Free version for sites under 500 pages
Cons
- −Desktop only, no cloud access
- −No keyword research or traffic data
- −Steep learning curve
- −Outdated interface
SurferSEO
Content teams optimizing for search rankings
AI-powered content optimization platform
Why consider SurferSEO
If you're using SimilarWeb to understand what content competitors rank for, Surfer SEO helps you create and optimize content that outranks them.
Pros
- +AI content editor with NLP analysis
- +SERP analyzer for competitor content
- +Content planner and audit tools
- +Integrates with Google Docs and WordPress
Cons
- −Not a competitive intelligence tool
- −No traffic estimates or market research
- −Limited keyword research
- −Content-focused only
Serpstat
Teams wanting SEO + PPC analysis on a budget
Affordable all-in-one with keyword clustering
Why consider Serpstat
Serpstat combines keyword research, rank tracking, site audit, and backlink analysis with unique keyword clustering features at $69/month.
Pros
- +Keyword clustering feature is unique
- +Site audit and backlink analysis included
- +Competitive analysis for organic and PPC
- +Affordable pricing
Cons
- −Smaller database than Semrush or Ahrefs
- −No traffic volume estimates
- −Interface can feel cluttered
- −Support response times vary
Keysearch
Solo bloggers and niche site builders
Budget keyword research and rank tracking
Why consider Keysearch
At $17/month, Keysearch covers keyword research and rank tracking for 86% less than SimilarWeb.
Pros
- +$17/mo is extremely affordable
- +Solid keyword difficulty scores
- +Rank tracking included
- +Content assistant feature
Cons
- −Very limited competitive intelligence
- −No traffic estimates
- −Smaller database
- −Basic interface
Botify
Enterprise teams needing technical SEO at scale
Enterprise technical SEO and search performance platform
Why consider Botify
Botify is the enterprise alternative for teams needing deep technical SEO alongside performance data.
Pros
- +Cloud-based enterprise crawling
- +Log file analysis
- +Real-time search performance data
- +JavaScript rendering at scale
Cons
- −Expensive enterprise pricing
- −No self-serve plans
- −Steep learning curve
- −No traffic estimates for competitors
Rankability
Content teams optimizing existing pages
AI-powered content optimization for rankings
Why consider Rankability
Rankability uses AI to analyze what's ranking and tells you exactly how to optimize your content to compete.
Pros
- +AI content optimization suggestions
- +SERP analysis and content scoring
- +Actionable recommendations
- +Clean, modern interface
Cons
- −Not a competitive intelligence tool
- −No traffic or market data
- −Limited keyword research
- −Newer platform, smaller user base
LowFruits
Finding easy-to-rank keywords competitors miss
Low-competition keyword finder
Why consider LowFruits
Lowfruits specializes in finding keywords where weak sites rank on page one.
Pros
- +Finds low-competition keyword opportunities
- +SERP weakness analysis
- +Pay-per-search credit system available
- +Unique data not in other tools
Cons
- −Very niche use case
- −No traffic estimates or competitive intelligence
- −No site audit or backlinks
- −Smaller keyword database
Price Chart
How SimilarWeb compares on price
SimilarWeb uses custom pricing. Here's how the 16 alternatives compare by starting price. 12 offer a free plan.
Checklist
What to look for in an alternative
The right SimilarWeb alternative depends on what you're actually using it for. If you need broader SEO capabilities (keyword research, site auditing, backlink analysis) alongside competitive data, Semrush or Ahrefs cover more ground for a similar or lower price.
If budget is the main concern, SE Ranking (SE Ranking (03.20/mo (annual)) and SpyFu ($39/mo) deliver solid competitive intelligence at a fraction of the cost. For enterprise traffic intelligence specifically, few tools match SimilarWeb's depth.
FAQ
Frequently Asked Questions
For basic competitive research, Google Trends and the free tiers of Semrush, Ahrefs, and Moz offer keyword and ranking data at no cost. Ubersuggest also has a limited free tier. However, none provide the traffic estimation data that makes SimilarWeb unique.
It depends on your primary need. Semrush is better for keyword research (27.3B vs. 5B keywords), site auditing, backlink analysis, and content optimization. SimilarWeb is better for traffic intelligence, audience demographics, and market research.
Keysearch at $17/month is the cheapest dedicated SEO tool. Mangools at $29/month and SpyFu at $39/month offer more competitive intelligence features at budget prices.
Still considering SimilarWeb?
Check it out before committing to an alternative.
More on SimilarWeb
Joonas Rotko
Author & founder of That Marketing Buddy
I score marketing software for AI-stack fit (MCP, API, agent-readiness), backed by 10+ years in digital marketing. I track 51 tools so you can find the right fit.
This page may contain affiliate links. I earn a commission at no extra cost to you. This never influences the recommendations.