Similarweb Alternatives
6 Tools Like Similarweb
Quick answer: Top Similarweb alternatives include Semrush, Ahrefs and SpyFu. Ubersuggest is free or has a free plan.
Similarweb estimates traffic and market data for any website.
Marketers look for Similarweb alternatives for lower pricing or SEO-focused traffic estimates.
- 6 alternatives
- 1 with a free plan
The best Similarweb alternatives
#1Semrush
semrush.com
SEO and marketing suite with keyword, backlink and traffic data.
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In Semrush’s own words: “Semrush is the leading platform to grow and measure brand visibility across AI search, SEO, PPC, social, and more.”
People switching from Ahrefs, Moz, Google Trends, Similarweb and Surfer SEO often consider Semrush, along with 2 other tools.
#2Ahrefs
ahrefs.com
SEO toolset with a large backlink index.
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In Ahrefs’s own words: “We help marketers drive visibility across AI search, SEO, content, and social – with the largest AI and search databases online.”
People switching from Semrush, Moz, Similarweb, SpyFu and Mangools often consider Ahrefs.
#3SpyFu
spyfu.com
Competitor research for organic and paid keywords.
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In SpyFu’s own words: “Search for a competitor. See their PPC and SEO secrets, download their best keywords, get the backlinks that drive their rankings, and laugh at their mistakes.”
People switching from Semrush and Similarweb often consider SpyFu.
#4SE Ranking
seranking.com
Affordable all-in-one SEO platform.
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In SE Ranking’s own words: “SE Ranking is a trusted AI SEO tool that pays for itself. Get accurate data, actionable insights, and automated reports. Powerful tools, simple execution.”
People switching from Ahrefs, Semrush, Moz, Similarweb and SpyFu often consider SE Ranking, along with 1 other tools.
#5Serpstat
serpstat.com
All-in-one SEO platform for keyword and competitor research.
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In Serpstat’s own words: “Boost your online presence with Serpstat ➤ A powerful tool for ✓ Backlinks Analysis ✓ Rank Tracking ✓ Keyword Research ✓ Competitor Analysis ✓ Site Audit”
People switching from Ahrefs, Semrush, Similarweb and SpyFu often consider Serpstat.
#6Ubersuggest
neilpatel.com
Keyword ideas and site audits with a limited free tier.
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Ubersuggest has a free plan.
People switching from Ahrefs, Similarweb and Mangools often consider Ubersuggest.
Listed for information; LaunchStall isn’t affiliated with these companies. Features and plans change — check each site for current details.
How these Similarweb alternatives compare
| Tool | Best for | Where it beats Similarweb | The trade-off |
|---|---|---|---|
| Semrush | SEO and paid search research | Deep keyword, backlink and advertising data. | Traffic numbers are estimates too. |
| Ahrefs | Organic search and backlinks | Highly regarded backlink and organic keyword data. | Less focus on total traffic and audience data. |
| SpyFu | Competitors’ paid and organic keywords | Focused history of competitors’ search ads. | Strongest in a limited set of countries. |
| SE Ranking | Agencies on a budget | A broad SEO toolkit with a competitor view. | Smaller market-level data. |
| Serpstat | Affordable competitor checks | Several SEO tools in a lower-cost package. | Less polish and less data. |
| Ubersuggest | Solo site owners | A simple way to view a competitor’s keywords. | Lighter data than larger tools. |
Which should you choose?
- You care most about search: Semrush or Ahrefs
- You research search ads: SpyFu
- You’re a solo site owner: Ubersuggest
Our editorial summary of each tool’s focus, written November 2026. Tools change quickly, so check the details on each site.
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Frequently asked questions
What are the best Similarweb alternatives?
Popular Similarweb alternatives include Semrush, Ahrefs and SpyFu. The best choice depends on whether you need a free plan, open-source software or specific features.
Is there a free alternative to Similarweb?
Yes. Ubersuggest is free or has a free plan.
Why do people look for Similarweb alternatives?
Marketers look for Similarweb alternatives for lower pricing or SEO-focused traffic estimates.
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